Additional Oxygen Containing Hetero Ring Patents (Class 544/147)
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Patent number: 10781192Abstract: Disclosed herein are methods for preparing [(2S,3R)—N-[(2S)-3-(cyclopent-1-en-1-yl)-1-[(2R)-2-methyloxiran-2-yl]-1-oxopropan-2-yl]-3-hydroxy-3-(4-methoxyphenyl)-2-[(2S)-2-[2-(morpholin-4-yl)acetamido]propanamido]propanamide (compound “G”): and precursors thereof.Type: GrantFiled: June 29, 2017Date of Patent: September 22, 2020Assignee: KEZAR LIFE SCIENCESInventors: Henry Johnson, Sean Dalziel, Dustin McMinn
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Publication number: 20140356417Abstract: Drag derivatives are provided herein which are suitable for loading into liposomal nanoparticle carriers. In some preferred aspects, the derivatives comprise a poorly water-soluble drag derivatized with a weak-base moiety that facilitates active loading of the drag through a LN transmembrane pH or ion gradient into the aqueous interior of the LN. The weak-base moiety can optionally comprise a lipophilic domain that facilitates active loading of the drag to the inner monolayer of the liposomal membrane. Advantageously, LN formulations of the drag derivatives exhibit improved solubility, reduced toxicity, enhanced efficacy, and/or other benefits relative to the corresponding free drags.Type: ApplicationFiled: June 12, 2014Publication date: December 4, 2014Inventors: Peter Cullis, Marcel Bally, Marco Ciufolini, Norbert Maurer, Igor Jigaltsev
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Publication number: 20140275010Abstract: The present invention provides quaternary salts, such as those of Formula I: as well as the use thereof in methods of treatment for cancer.Type: ApplicationFiled: March 11, 2014Publication date: September 18, 2014Inventors: Guo Zhu Zheng, Yuan Wang, Gregg F. Keany, Kenzo Arai, Kazunobu Kira, Xiang Liu, Nick Gearhart, Baudouin Gerard
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Patent number: 8790691Abstract: Drag derivatives are provided herein which are suitable for loading into liposomal nanoparticle carriers. In some preferred aspects, the derivatives comprise a poorly water-soluble drag derivatized with a weak-base moiety that facilitates active loading of the drag through a LN transmembrane pH or ion gradient into the aqueous interior of the LN. The weak-base moiety can optionally comprise a lipophilic domain that facilitates active loading of the drag to the inner monolayer of the liposomal membrane. Advantageously, LN formulations of the drag derivatives exhibit improved solubility, reduced toxicity, enhanced efficacy, and/or other benefits relative to the corresponding free drags.Type: GrantFiled: May 26, 2009Date of Patent: July 29, 2014Assignee: The University of British ColumbiaInventors: Pieter Cullis, Marcel Bally, Marco Ciufolini, Norbert Maurer, Igor Jigaltsev
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Patent number: 8735441Abstract: One aspect of the invention relates to inhibitors that preferentially inhibit immunoproteasome activity over constitutive proteasome activity. In certain embodiments, the invention relates to the treatment of immune related diseases, comprising administering a compound of the invention. In certain embodiments, the invention relates to the treatment of cancer, comprising administering a compound of the invention.Type: GrantFiled: October 5, 2012Date of Patent: May 27, 2014Assignee: Onyx Therapeutics, Inc.Inventors: Kevin D. Shenk, Francesco Parlati, Han-jie Zhou, Catherine Sylvain, Mark S. Smyth, Mark K. Bennett, Guy J. Laidig
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Publication number: 20140100169Abstract: One aspect of the invention relates to inhibitors that preferentially inhibit immunoproteasome activity over constitutive proteasome activity. In certain embodiments, the invention relates to the treatment of immune related diseases, comprising administering a compound of the invention. In certain embodiments, the invention relates to the treatment of cancer, comprising administering a compound of the invention.Type: ApplicationFiled: November 12, 2013Publication date: April 10, 2014Applicant: Onyx Therapeutics, Inc.Inventors: Kevin D. SHENK, Francesco PARLATI, Han-jie ZHOU, Catherine SYLVAIN, Mark S. SMYTH, Mark K. BENNETT, Guy J. LAIDIG
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Patent number: 8673904Abstract: Provided herein are novel epoxide inhibitors of cysteine proteases, compositions comprising the epoxide inhibitors, and packaged pharmaceuticals. Also provided are methods of inhibiting a papain-family cysteine protease and methods of treating or preventing a disease by administering a composition containing an epoxide inhibitor of the invention. The compositions may be administered in combination with another therapeutic agent.Type: GrantFiled: June 13, 2007Date of Patent: March 18, 2014Assignee: The Board of Trustees of the Leland Stanford Junior UniversityInventors: Matthew S. Bogyo, Amir M. Sadaghiani, Steven Verhelst
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Publication number: 20130196987Abstract: The present invention provides compounds, methods for the synthesis thereof and methods for the use thereof in the treatment of various disorders including inflammatory or autoimmune disorders, and disorders involving malignancy or increased angiogenesis.Type: ApplicationFiled: October 30, 2012Publication date: August 1, 2013Applicant: EISAI CO., LTD.Inventors: Roch Boivin, Kenichi Chiba, Jesse Chow, Hong Du, Yoshihito Eguchi, Masanori Fujita, Masaki Goto, Fabian Gusovsky, Jean-Christophe Harmange, Atsushi Inoue, Yimin Jiang, Megumi Kawada, Takatoshi Kawai, Yoshiyuki Kawakami, Akifumi Kimura, Makoto Kotake, Yoshikazu Kuboi, Charles-Andre Lemelin, Xiang-Yi Li, Tomohiro Matsushima, Yoshiharu Mizui, Kenzo Muramoto, Hideki Sakurai, Yong-Chun Shen, Hiroshi Shirota, Mark Spyvee, Isao Tanaka, John (Yuan) Wang, Satoshi Yamamoto, Naoki Yoneda
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Publication number: 20130041008Abstract: One aspect of the invention relates to inhibitors that preferentially inhibit immunoproteasome activity over constitutive proteasome activity. In certain embodiments, the invention relates to the treatment of immune related diseases, comprising administering a compound of the invention. In certain embodiments, the invention relates to the treatment of cancer, comprising administering a compound of the invention.Type: ApplicationFiled: October 5, 2012Publication date: February 14, 2013Applicant: ONYX THERAPEUTICS, INC.Inventor: Onyx therapeutics, Inc.
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Patent number: 8357683Abstract: One aspect of the invention relates to inhibitors that preferentially inhibit immunoproteasome activity over constitutive proteasome activity. In certain embodiments, the invention relates to the treatment of immune related diseases, comprising administering a compound of the invention. In certain embodiments, the invention relates to the treatment of cancer, comprising administering a compound of the invention.Type: GrantFiled: December 16, 2011Date of Patent: January 22, 2013Assignee: Onyx Therapeutics, Inc.Inventors: Kevin D. Shenk, Francesco Parlati, Han-jie Zhou, Catherine Sylvain, Mark S. Smyth, Mark K. Bennett, Guy J. Laidig
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Patent number: 8299067Abstract: Provided herein are 5-demethoxyfumagillol and its derivatives. Also provided herein are methods of making the 5-demethoxyfumagillol and derivatives. Also provided herein are biological activities of the 5-demethoxyfumagillol and derivatives and methods of using same for treating diseases.Type: GrantFiled: March 25, 2009Date of Patent: October 30, 2012Assignees: Versitech Limited, Morningside Ventures LimitedInventors: Dan Yang, Chengyong Li, Shiwu Chen
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Publication number: 20120237591Abstract: Drug derivatives are provided herein which are suitable for loading into liposomal nanoparticle carriers. In some preferred aspects, the derivatives comprise a poorly water-soluble drug derivatized with a weak-base moiety that facilitates active loading of the drug through a LN transmembrane pH or ion gradient into the aqueous interior of the LN. The weak-base moiety can optionally comprise a lipophilic domain that facilitates active loading of the drug to the inner monolayer of the liposomal membrane. Advantageously, LN formulations of the drug derivatives exhibit improved solubility, reduced toxicity, enhanced efficacy, and/or other benefits relative to the corresponding free drugs.Type: ApplicationFiled: May 8, 2012Publication date: September 20, 2012Applicant: The University of British ColumbiaInventors: Pieter Cullis, Marcel Bally, Marco Ciufolini, Norbert Maurer, Igor Jigaltsev
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Patent number: 8263764Abstract: The invention relates to cyclic hydrazone compounds, compositions including the cyclic hydrazone compounds and methods of using and methods of making thereof. The compounds (and compositions) are useful, inter alia, in modulating IL-12 production and processes mediated by IL-12.Type: GrantFiled: December 23, 2010Date of Patent: September 11, 2012Assignee: Synta Pharmaceuticals Corp.Inventors: Zachary Demko, Lijun Sun, Howard P. Ng
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Publication number: 20120115862Abstract: The present invention relates to compounds of the formula I wherein R1, R2, R3, R4, X and Y have the meanings given in the description. The compounds have an action which is immunomodulating and inhibits or regulates the release of IL-1? and/or TNF-?. They can therefore be used for treatment of diseases connected with a disturbance in the immune system.Type: ApplicationFiled: October 9, 2009Publication date: May 10, 2012Inventors: Stefan Laufer, Wolfgang Albrecht
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Publication number: 20120088762Abstract: One aspect of the invention relates to inhibitors that preferentially inhibit immunoproteasome activity over constitutive proteasome activity. In certain embodiments, the invention relates to the treatment of immune related diseases, comprising administering a compound of the invention. In certain embodiments, the invention relates to the treatment of cancer, comprising administering a compound of the invention.Type: ApplicationFiled: December 16, 2011Publication date: April 12, 2012Applicant: ONYX THERAPEUTICS, INC.Inventors: Kevin D. Shenk, Francesco Parlati, Han-Jie Zhou, Catherine Sylvain, Mark S. Smyth, Mark K. Bennett, Guy J. Laidig
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Patent number: 8133888Abstract: The present invention relates to compounds of formula I or salts thereof, wherein, R1 is selected from the group consisting of hydrogen and R4; R2 is selected from the group consisting of hydrogen, acetyl and R4; R3 is selected from the group consisting of alkyl, —O-alkyl, —NH-alkyl, aryl and heterocyclyl; R4 represents a moiety (A) wherein, X is selected from the group consisting of a single bond, alkylene, alkenylene, alkynylene, arylene or a heterocyclylene moiety; R5 and R6 are same or different and are independently selected from hydrogen, alkyl, aryl or heterocyclyl; or R5 and R6 may form together with the nitrogen atom to which they are attached a heterocyclyl ring system.Type: GrantFiled: February 12, 2009Date of Patent: March 13, 2012Assignee: Sun Pharma Advanced Research Company Ltd.Inventors: Jiten Ranchhodbhai Patel, Gopalkumar Chimanlal Patel, Gaurav Sanjivkumar Sheth, Trinadha Rao Chitturi, Rajamannar Thennati
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Patent number: 8101609Abstract: This invention provides a process for the preparation of S-Rivaroxaban and/or R-Rivaroxaban comprising reacting, in the presence of a first base, a compound of Formula 9: with a compound of Formula 8:Type: GrantFiled: April 26, 2010Date of Patent: January 24, 2012Assignee: Apotex Pharmachem Inc.Inventors: Prabhudas Bodhuri, Gamini Weeratunga
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Publication number: 20110237566Abstract: The present invention pertains generally to the field of therapeutic compounds, and more specifically to certain macrolide compounds (for convenience, collectively referred to herein as “MC compounds”), which, inter alia, are useful in treatment of cancer. The present invention also pertains to pharmaceutical compositions comprising such compounds, and the use of such compounds and compositions, both in vitro and in vivo, to treat proliferative conditions such as cancer, and in the treatment of diseases and conditions that are mediated by the regulation (e.g. inhibition) of cell proliferation, optionally in combination with another agent.Type: ApplicationFiled: November 24, 2009Publication date: September 29, 2011Applicant: MERLION PHARMACEUTICALS PTE LTDInventors: Rustum S. Boyce, Muhammad Sofian Asi Sihombing, Hiroki Sone
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Publication number: 20110217335Abstract: Disclosed are macrocyclic compounds of formulae I, I?, II, II?, III, III?, IV, and V, which are analogs of the pochonin resorcylic acid lactones, pharmaceutical compositions comprising the compounds, and methods and uses comprising the compounds for the treatment of diseases mediated by kinases and Heat Shock Protein 90 HSP90.Type: ApplicationFiled: January 15, 2009Publication date: September 8, 2011Applicant: UNIVERSITE DE STRASBOURGInventors: Nicolas Winssinger, Sofia Barluenga, Martin Karplus
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Publication number: 20110172226Abstract: The present invention relates to compounds of formula I or salts thereof, wherein, R1 is selected from the group consisting of hydrogen and R4; R2 is selected from the group consisting of hydrogen, acetyl and R4; R3 is selected from the group consisting of alkyl, —O-alkyl, —NH-alkyl, aryl and heterocyclyl; R4 represents a moiety (A) wherein, X is selected from the group consisting of a single bond, alkylene, alkenylene, alkynylene, arylene or a heterocyclylene moiety; R5 and R6 are same or different and are independently selected from hydrogen, alkyl, aryl or heterocyclyl; or R5 and R6 may form together with the nitrogen atom to which they are attached a heterocyclyl ring system.Type: ApplicationFiled: February 12, 2009Publication date: July 14, 2011Applicant: Sun Pharma Advanced Research Company Ltd.Inventors: Jiten Ranchhodbhai Patel, Gopalkumar Chimanlal Patel, Gaurav Sanjivkumar Sheth, Trinadha Rao Chitturi, Rajamannar Thennati
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Publication number: 20110165225Abstract: Drag derivatives are provided herein which are suitable for loading into liposomal nanoparticle carriers. In some preferred aspects, the derivatives comprise a poorly water-soluble drag derivatized with a weak-base moiety that facilitates active loading of the drag through a LN transmembrane pH or ion gradient into the aqueous interior of the LN. The weak-base moiety can optionally comprise a lipophilic domain that facilitates active loading of the drag to the inner monolayer of the liposomal membrane. Advantageously, LN formulations of the drag derivatives exhibit improved solubility, reduced toxicity, enhanced efficacy, and/or other benefits relative to the corresponding free drags.Type: ApplicationFiled: May 26, 2009Publication date: July 7, 2011Inventors: Peter Cullis, Marcel Bally
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Patent number: 7863270Abstract: The invention relates to cyclic hydrazone compounds and compositions including the cyclic hydrazone compounds according to formula (I): The compounds (and compositions) are useful, inter alia, in modulating IL-12 production and processes mediated by IL-12.Type: GrantFiled: May 12, 2006Date of Patent: January 4, 2011Assignee: Synta Pharmaceuticals Corp.Inventors: Zachary Demko, Lijun Sun, Howard P. Ng
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Patent number: 7855201Abstract: The present invention is directed to morpholine carboxamide compounds which are antagonists of prokineticin receptors, in particular antagonists of prokineticin 2 receptors, and which are useful in the treatment or prevention of neurological and psychiatric disorders and diseases in which prokineticin receptors are involved. The invention is also directed to pharmaceutical compositions comprising these compounds and the use of these compounds and compositions in the prevention or treatment of such diseases in which prokineticin receptors are involved.Type: GrantFiled: December 4, 2006Date of Patent: December 21, 2010Assignee: Merck Sharp & Dohme. Corp.Inventors: Wayne J. Thompson, Jeffrey Y. Melamed
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Publication number: 20100273790Abstract: This invention provides a process for the preparation of S-Rivaroxaban and/or R-Rivaroxaban comprising reacting, in the presence of a first base, a compound of Formula 9: with a compound of Formula 8: .Type: ApplicationFiled: April 26, 2010Publication date: October 28, 2010Applicant: Apotex Pharmachem Inc.Inventors: Prabhudas BODHURI, Gamini Weeratunga
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Publication number: 20100273798Abstract: This invention provides a process for the preparation of S-Rivaroxaban and/or R-Rivaroxaban comprising reacting, in the presence of a first base, a compound of Formula 9: with a compound of Formula 8:Type: ApplicationFiled: April 28, 2009Publication date: October 28, 2010Applicant: APOTEX PHARMACHEM INC.Inventors: Prabhudas BODHURI, Gamini Weeratunga
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Patent number: 7816355Abstract: This invention provides a process for the preparation of S-Rivaroxaban and/or R-Rivaroxaban comprising reacting, in the presence of a first base, a compound of Formula 9: with a compound of Formula 8:Type: GrantFiled: April 28, 2009Date of Patent: October 19, 2010Assignee: Apotex Pharmachem IncInventors: Prabhudas Bodhuri, Gamini Weeratunga
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Patent number: 7803797Abstract: Compounds comprising or a pharmaceutically acceptable salt or a prodrug thereof, are disclosed, wherein G, B, Y, and A are as described. Methods, compositions, and medicaments related thereto are also disclosed.Type: GrantFiled: April 22, 2009Date of Patent: September 28, 2010Assignee: Allergan, Inc.Inventors: David W. Old, Vinh X. Ngo
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Patent number: 7799824Abstract: Quaternary salt compounds of Formula (I) or pharmaceutically acceptable forms thereof, which are CCR2 antagonists and are useful in preventing, treating or ameliorating CCR2 mediated inflammatory syndromes, disorders or diseases in a subject in need thereof.Type: GrantFiled: June 22, 2005Date of Patent: September 21, 2010Assignee: OraPharma, Inc.Inventors: Bharat Lagu, Michael Wachter
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Publication number: 20100233279Abstract: Disclosed are novel analogues of the natural product radicicol A of formulae I, .Ia, pi, Ha, lib and HI, pharmaceutical compositions comprising the compounds. The compounds of the invention are kinase and phosphatase inhibitors and find utility in the treatment or prevention of kinase and phosphatase-mediated disorders. Also provided are uses and methods for the treatment or prevention of kinase- and phosphatase-mediated disorders and synthetic processes for the preparation of the compounds.Type: ApplicationFiled: June 5, 2008Publication date: September 16, 2010Inventors: Nicolas Winssinger, Sofia Barluenga
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Publication number: 20100144649Abstract: One aspect of the invention relates to inhibitors that preferentially inhibit immunoproteasome activity over constitutive proteasome activity. In certain embodiments, the invention relates to the treatment of immune related diseases, comprising administering a compound of the invention. In certain embodiments, the invention relates to the treatment of cancer, comprising administering a compound of the invention.Type: ApplicationFiled: February 19, 2010Publication date: June 10, 2010Applicant: Onyx Therapeutics, Inc.Inventors: Kevin D. Shenk, Francesco Parlati, Han-Jie Zhou, Catherine Sylvain, Mark S. Smyth, Mark K. Bennett, Guy J. Laidig
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Patent number: 7691852Abstract: One aspect of the invention relates to inhibitors that preferentially inhibit immunoproteasome activity over constitutive proteasome activity. In certain embodiments, the invention relates to the treatment of immune related diseases, comprising administering a compound of the invention. In certain embodiments, the invention relates to the treatment of cancer, comprising administering a compound of the invention.Type: GrantFiled: June 19, 2007Date of Patent: April 6, 2010Assignee: Onyx Therapeutics, Inc.Inventors: Kevin D. Shenk, Francesco Parlati, Han-Jie Zhou, Catherine Sylvain, Mark S. Smyth, Mark K. Bennett, Guy J. Laidig
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Publication number: 20100004234Abstract: Resorcylic acid lactones having a C5-C6 cis double bond and a ketone at C7 and other compounds capable of Michael adduct formation are potent and stable inhibitors of a subset of protein kinases having a specific cysteine residue in the ATP binding site.Type: ApplicationFiled: August 6, 2009Publication date: January 7, 2010Inventors: Daniel V. Santi, Ralph C. Reid, C. Richard Hutchinson, Kurt F. Sundermann, Janice Lau
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Publication number: 20090312316Abstract: The present invention relates to derivatives of borrelidin that are useful in medicine, e.g. in the treatment of cancer or B-cell malignancies, or other diseases in which angiogenesis contributes to the pathology including ophthalmic disorders such as diabetic retinopathy as well as age related macular degeneration (AMD), corneal neovascularisation and retinopathy or prematurity. The present invention also provides methods for the production of these compounds and their use in medicine, in particular in the treatment and/or prophylaxis of cancer or B-cell malignancies and other diseases in which angiogenesis is implicated in the pathogenic process.Type: ApplicationFiled: May 17, 2007Publication date: December 17, 2009Inventors: Barrie Wilkinson, Steven Moss, Ming Zhang
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Publication number: 20090247503Abstract: Provided herein are 5-demethoxyfumagillol and its derivatives. Also provided herein are methods of making the 5-demethoxyfumagillol and derivatives. Also provided herein are biological activities of the 5-demethoxyfumagillol and derivatives and methods of using same for treating diseases.Type: ApplicationFiled: March 25, 2009Publication date: October 1, 2009Applicants: Versitech Limited, Morningside Ventures LimitedInventors: Dan Yang, Chengyong Li, Shiwu Chen
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Patent number: 7528130Abstract: A cytotoxic agent comprising one or more taxanes linked to a cell binding agent. A therapeutic composition for killing selected cell populations comprising: (A) a cytotoxic amount of one or more taxanes covalently bonded to a cell binding agent through a linking group, and (B) a pharmaceutically acceptable carrier, diluent or excipient. A method for killing selected cell populations comprising contacting target cells or tissue containing target cells with an effective amount of a cytotoxic agent comprising one or more taxanes linked to a cell binding agent. Novel sulfur-containing taxanes.Type: GrantFiled: January 6, 2006Date of Patent: May 5, 2009Assignee: Immunogen Inc.Inventors: Ravi V. J. Chari, Walter A. Blättler
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Patent number: 7476669Abstract: A cytotoxic agent comprising one or more taxanes linked to a cell binding agent. A therapeutic composition for killing selected cell populations comprising: (A) a cytotoxic amount of one or more taxanes covalently bonded to a cell binding agent through a linking group, and (B) a pharmaceutically acceptable carrier, diluent or excipient. A method for killing selected cell populations comprising contacting target cells or tissue containing target cells with an effective amount of a cytotoxic agent comprising one or more taxanes linked to a cell binding agent. Novel sulfur-containing taxanes.Type: GrantFiled: April 18, 2007Date of Patent: January 13, 2009Assignee: Immunogen Inc.Inventors: Ravi V. J. Chari, Walter A. Blättler
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Patent number: 7429660Abstract: A compound of formula I: and isomers, salts, solvates, chemically protected forms, and prodrugs thereof, wherein: R1 and R2 together form, along with the nitrogen atom to which they are attached, an optionally substituted heterocyclic ring having from 4 to 8 ring atoms; and RN1 is selected from hydrogen, an optionally substituted C1-7 alkyl group, an optionally substituted C3-20 heterocyclyl group, an optionally substituted C5-20 aryl group, an acyl group, an ester group and an amido group, and its use as a pharmaceutical.Type: GrantFiled: August 13, 2004Date of Patent: September 30, 2008Assignee: Kudos Pharmaceuticals LimitedInventors: Graeme Cameron Murray Smith, Niall Morrison Barr Martin, Xiao-Ling Fan Cockcroft, Ian Timothy Williams Matthews, Keith Allan Menear, Laurent Jean Martin Rigoreau, Marc Geoffrey Hummersone, Roger John Griffin
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Patent number: 7417042Abstract: Peptide-based compounds including heteroatom-containing, three-membered rings efficiently and selectively inhibit specific activities of N-terminal nucleophile (Ntn) hydrolases. The activities of those Ntn having multiple activities can be differentially inhibited by the compounds described. For example, the chymotrypsin-like activity of the 20S proteasome may be selectively inhibited with the inventive compounds. The peptide-based compounds include an epoxide or aziridine, and functionalization at the N-terminus. Among other therapeutic utilities, the peptide-based compounds are expected to display anti-inflammatory properties and inhibition of cell proliferation.Type: GrantFiled: August 8, 2005Date of Patent: August 26, 2008Assignee: Proteolix, Inc.Inventors: Mark S. Smyth, Guy J. Laidig
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Publication number: 20080176841Abstract: Provided herein are novel epoxide inhibitors of cysteine proteases, compositions comprising the epoxide inhibitors, and packaged pharmaceuticals. Also provided are methods of inhibiting a papain-family cysteine protease and methods of treating or preventing a disease by administering a composition containing an epoxide inhibitor of the invention. The compositions may be administered in combination with another therapeutic agent.Type: ApplicationFiled: June 13, 2007Publication date: July 24, 2008Applicant: THE BOARD OF TRUSTEES OF THE LELAND STANFORD JUNIOR UNIVERSITYInventors: Matthew S. Bogyo, Amir M. Sadaghiani, Steven Verhelst
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Patent number: 7390898Abstract: Included within the scope of the present invention are potent taxanes containing a linking group. Also included is a cytotoxic agent comprising one or more taxanes linked to a cell binding agent. A therapeutic composition for inducing cell death in selected cell populations comprising: (A) a cytotoxic amount of one or more taxanes covalently bonded to a cell binding agent through a linking group, and (B) a pharmaceutically acceptable carrier, diluent or excipient is also included. A method for inducing cell death in selected cell populations comprising contacting target cells or tissue containing target cells with an effective amount of a cytotoxic agent comprising one or more taxanes linked to a cell binding agent is included as well.Type: GrantFiled: February 21, 2003Date of Patent: June 24, 2008Assignee: Immunogen Inc.Inventors: Erkan Baloglu, Michael Miller, Ravi V. J. Chari
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Publication number: 20080146545Abstract: Disclosed are macrocyclic compounds of formulae I-V, which are analogs of the pochonin resorcylic acid lactones, and processes for the preparation of the compounds. The compounds disclosed are useful as inhibitors of kinases and Heat Shock Protein 90 (HSP 90). Also disclosed are pharmaceutical compositions comprising an effective kinase-inhibiting amount or an effective HSP90-inhibiting amount of the compounds and methods for the treatment of disorders that are mediated by kinases and HSP90.Type: ApplicationFiled: August 10, 2007Publication date: June 19, 2008Inventors: Nicolas Winssinger, Sofia Barluenga, Martin Karplus
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Patent number: 7297714Abstract: The present invention provides compounds, compositions and methods for the selective inhibition of cathepsin S. In a preferred aspect, cathepsin S is selectively inhibited in the presence of at least one other cathepsin isozyme. The present invention also provides methods for treating a disease state in a subject by selectively inhibiting cathepsin S.Type: GrantFiled: October 20, 2004Date of Patent: November 20, 2007Assignee: IRM LLCInventors: Hong Liu, Phillip Alper, Daniel Mutnick, Donald Karanewsky
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Patent number: 7276499Abstract: A cytotoxic agent comprising one or more taxanes linked to a cell binding agent. A therapeutic composition for killing selected cell populations comprising: (A) a cytotoxic amount of one or more taxanes covalently bonded to a cell binding agent through a linking group, and (B) a pharmaceutically acceptable carrier, diluent or excipient. A method for killing selected cell populations comprising contacting target cells or tissue containing target cells with an effective amount of a cytotoxic agent comprising one or more taxanes linked to a cell binding agent. Novel sulfur-containing taxanes.Type: GrantFiled: January 13, 2006Date of Patent: October 2, 2007Assignee: Immunogen Inc.Inventors: Ravi V. J. Chari, Walter A. Blattler
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Patent number: 7271264Abstract: The present invention provides a compound of the formula (I) wherein R1 is —H, —OH, —O(C1-C4 alkyl), —OCOC6H5, —OCO(C1-C6 alkyl), or —OSO2(C2-C6 alkyl); R0, R2 and R3 are each independently —H, —OH, —O(C1-C4 alkyl), —OCOC6H5, —OCO(C1-C6 alkyl), —OSO2(C2-C6 alkyl) or halo; R4 is 1-piperidinyl, 1-pyrrolidinyl, methyl- 1-pyrrolidinyl, dimethyl-1-pyrrolidiny, 4-morpholino, dimethylamino, diethylamino, diisopropylamino, or 1-hexamethyleneimino; n is 2 or 3 X is —S— or —HC?CH—; G is —O—, —S—, —SO—, SO2, or —N(R5)—, wherein R5 is —H or C1-C4 alkyl; and Y is —O—, —S—, —NH—, —NMe—, or —CH2—; or a pharmaceutically acceptable salt thereof; pharmaceutical compositions thereof, optionally in combination with estrogen and progestin; methods of inhibiting a disease associated with estrogen deprivation; and methods for inhibiting a disease associated with an aberrant physiological response to endogenous estrogen.Type: GrantFiled: July 18, 2003Date of Patent: September 18, 2007Assignee: Eli Lilly and CompanyInventors: Ronald Jay Hinklin, Owen Brendan Wallace
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Patent number: 7232818Abstract: Peptide-based compounds including heteroatom-containing, three-membered rings efficiently and selectively inhibit specific activities of N-terminal nucleophile (Ntn) hydrolases. The activities of those Ntn having multiple activities can be differentially inhibited by the compounds described. For example, the chymotrypsin-like activity of the 20S proteasome may be selectively inhibited with the inventive compounds. The peptide-based compounds include at least three peptide units, an epoxide or aziridine, and functionalization at the N-terminus. Among other therapeutic utilities, the peptide-based compounds are expected to display anti-inflammatory properties and inhibition of cell proliferation.Type: GrantFiled: April 14, 2005Date of Patent: June 19, 2007Assignee: Proteolix, Inc.Inventors: Mark S. Smyth, Guy J. Laidig, Ronald T. Borchardt, Barry A. Bunin, Craig M. Crews, John H. Musser
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Patent number: 7217819Abstract: A cytotoxic agent comprising one or more taxanes linked to a cell binding agent. A therapeutic composition for killing selected cell populations comprising: (A) a cytotoxic amount of one or more taxanes covalently bonded to a cell binding agent through a linking group, and (B) a pharmaceutically acceptable carrier, diluent or excipient. A method for killing selected cell populations comprising contacting target cells or tissue containing target cells with an effective amount of a cytotoxic agent comprising one or more taxanes linked to a cell binding agent. Novel sulfur-containing taxanes.Type: GrantFiled: August 16, 2005Date of Patent: May 15, 2007Assignee: ImmunoGen, Inc.Inventors: Ravi V. J. Chari, Walter A. Blättler
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Patent number: 7049313Abstract: The application concerns a compound of formula I: wherein one of P and Q is O, and the other of P and Q is CH, where there is a double bond between whichever of Q and P is CH and the carbon atom bearing the R3 group; Y is either O or S; R1 and R2 are independently hydrogen, an optionally substituted C1-7 alkyl group, C3-20 heterocyclyl group, or C5-20 aryl group, or may together form an optionally substituted heterocyclic ring having from 4 to 8 ring atoms; R3 is a phenyl or pyridyl group, attached by a first bridge group selected from —S—, —S(?O)—, —S(?O)2—, —O—, —NRN— and CRC1RC2— to an optionally substituted C5-20 carboaryl group, the phenyl or pyridyl group and optionally substituted C5-20 carboaryl group being optionally further linked by a second bridge group, so as to form an optionally substituted C5-7 ring, the phenyl or pyridyl group being further optionally substituted.Type: GrantFiled: February 24, 2003Date of Patent: May 23, 2006Assignee: Kudos Pharmaceuticals Ltd.Inventors: Graeme Cameron Murray Smith, Niall Morrison Barr Martin, Stephen Philip Jackson, Mark James O'Connor, Alan Yin Kai Lau, Xiao-Ling Fan Cockcroft, Ian Timothy Williams Matthews, Keith Allan Menear, Laurent Jean Martin Rigoreau, Marc Geoffery Hummersone, Roger John Griffin
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Patent number: 7008942Abstract: A cytotoxic agent comprising one or more taxanes linked to a cell binding agent. A therapeutic composition for killing selected cell populations comprising: (A) a cytotoxic amount of one or more taxanes covalently bonded to a cell binding agent through a linking group, and (B) a pharmaceutically acceptable carrier, diluent or excipient. A method for killing selected cell populations comprising contacting target cells or tissue containing target cells with an effective amount of a cytotoxic agent comprising one or more taxanes linked to a cell binding agent. Novel sulfur-containing taxanes.Type: GrantFiled: October 15, 2003Date of Patent: March 7, 2006Assignee: Immunogen, Inc.Inventors: Ravi V. J. Chari, Walter A. Blättler
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Patent number: 6924285Abstract: The present invention relates to bicyclic heterocyclic groups of general formula wherein Ra, Rb, Rc, Rd and X are defined as in claim 1, the tautomers, the stereoisomers, the mixtures and the salts thereof, particularly the physiologically acceptable salts thereof with inorganic or organic acids which have valuable pharmacological properties, particularly an inhibitory effect on signal transduction mediated by tyrosine kinases, the use thereof for treating diseases, particularly tumoral diseases, as well as benign prostate hyperplasia (BPH), diseases of the lungs and respiratory tract, and the preparation thereof.Type: GrantFiled: March 27, 2003Date of Patent: August 2, 2005Assignee: Boehringer Ingelheim Pharma GmbH & Co.Inventors: Frank Himmelsbach, Birgit Jung, Flavio Solca
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Patent number: 6849733Abstract: There are disclosed novel neuropeptide Y ligands having the general formula I Wherein the symbols W, A, D, R1, R2, R3, R4 are further defined in the description. Compounds of formula I are agonists and antagonists of neuropeptide Y, and are therefore useful as regulators.Type: GrantFiled: August 22, 1997Date of Patent: February 1, 2005Assignee: Agouron Pharmaceuticals, Inc.Inventors: Yufeng Hong, Vlad Edward Gregor, Anthony Lai Ling, Eileen Valenzuela Tompkins