Benzene Ring Containing Patents (Class 564/251)
  • Patent number: 8987335
    Abstract: In one aspect, the invention relates to substituted (E)-N?-(1-phenylethylidene)benzohydrazide analogs, derivatives thereof, and related compounds, which are useful as inhibitors of lysine-specific histone demethylase, including LSD1; synthetic methods for making the compounds; pharmaceutical compositions comprising the compounds; and methods of using the compounds and compositions to treat disorders associated with dysfunction of the LSD1. This abstract is intended as a scanning tool for purposes of searching in the particular art and is not intended to be limiting of the present invention.
    Type: Grant
    Filed: August 15, 2012
    Date of Patent: March 24, 2015
    Assignee: University of Utah Research Foundation
    Inventors: Hariprasad Vankayalapati, Venkataswamy Sorna, Steven L. Warner, Bret Stephens, David J. Bearss, Sunil Sharma
  • Patent number: 8981152
    Abstract: A microwave-induced process for the preparation of 2-aryl and 2,2-diaryl aldehydes and analogs wherein halohydrin formation and subsequent rearrangement to 2-aryl aldehydes from corresponding aryl alkanols occurs without formation of an intermediate epoxide or use of transition metal catalysts or lewis acids/bases.
    Type: Grant
    Filed: January 16, 2014
    Date of Patent: March 17, 2015
    Assignee: Council of Scientific & Industrial Research
    Inventors: Arun Kumar Sinha, Abhishek Sharma, Rakesh Kumar, Naina Sharma
  • Publication number: 20150010469
    Abstract: Compounds having a structure of Formula I: or a pharmaceutically acceptable salt, tautomer, stereoisomer or deuterated analogue thereof, wherein X, R, R1, R2, R3, R4, M1, M2, L1, L2, J1, J2, a1, a2, b1 and b2 are as defined herein, are provided. Uses of such compounds for treatment of various indications, including prostate cancer as well as methods of treatment involving such compounds are also provided.
    Type: Application
    Filed: July 3, 2014
    Publication date: January 8, 2015
    Applicants: British Columbia Cancer Agency Branch, University of British Columbia
    Inventors: Raymond John Andersen, Javier Garcia Fernandez, Marianne Dorothy Sadar
  • Patent number: 8916183
    Abstract: This document discloses molecules having the following formulas (“Formula One” &“Formula Two” and “Formula Three”) The Ar1, Het, Ar2, R1, R2, R3, R4, and R5 are further described herein.
    Type: Grant
    Filed: January 22, 2013
    Date of Patent: December 23, 2014
    Assignee: Dow AgroSciences, LLC.
    Inventors: Lindsey G. Fischer, Gary D. Crouse, Thomas C. Sparks, Erich W. Baum
  • Publication number: 20140275558
    Abstract: This document is related to the field of preparation of haloalkoxyarylhydrazines and certain intermediates derived therefrom, where said intermediates are useful in the preparation of certain pesticides disclosed in U.S. Pat. No. 8,178,658.
    Type: Application
    Filed: February 27, 2014
    Publication date: September 18, 2014
    Applicant: Dow AgroSciences LLC
    Inventors: Ronald ROSS, JR., Peter BORROMEO
  • Patent number: 8779200
    Abstract: The present invention provides a process for the preparation of some novel 2-aryl and 2,2-diaryl aldehydes and analogues which are privileged intermediates for commercially important nonsteroidal anti-inflammatory drugs including naproxen, flurbiprofen and potent anticancer drug candidates, including phenstatin through a unique single step synthetic methodology utilizing easily available substrates in the form of aryl alkenes as well as environmentally benign aqueous reaction conditions in the form of solvents such as mixtures of water and DMSO or Dioxane and reagents N-bromosuccinimide, N-iodosuccinimide, N-cholorosuccinimide and phase transfer catalyst such as cetyltrimethyl ammonium bromide, N-hexyl ammonium chloride for a reaction time varying from 1 min-30 min, depending upon microwave or conventional heating, without using expensive transition metal catalysts or lewis acids/bases with yield varying from 35-55%, depending upon the solvent and substrate used.
    Type: Grant
    Filed: February 25, 2010
    Date of Patent: July 15, 2014
    Assignee: Council of Scientific & Industrial Research
    Inventors: Arun Kumar Sinha, Abhishek Sharma, Rakesh Kumar, Naina Sharma
  • Patent number: 8765810
    Abstract: The present invention is directed to compounds that are allosteric inhibitors of tumor necrosis factor receptor I, compositions comprising such compounds, and methods of using such compounds and compositions thereof in the treatment of TNF-? mediated conditions.
    Type: Grant
    Filed: October 18, 2012
    Date of Patent: July 1, 2014
    Assignees: The Trustees Of The University Of Pennsylvania, Cephalon, Inc.
    Inventors: Mark I. Greene, Ramachandran Murali, Xin Cheng, Raphael Ottenbrite, Yingxin Xiaio
  • Publication number: 20140163017
    Abstract: In one aspect, the invention relates to substituted (E)-N?-(1-phenylethylidene)benzohydrazide analogs, derivatives thereof, and related compounds, which are useful as inhibitors of lysine-specific histone demethylase, including LSD1; synthetic methods for making the compounds; pharmaceutical compositions comprising the compounds; and methods of using the compounds and compositions to treat disorders associated with dysfunction of the LSD1. This abstract is intended as a scanning tool for purposes of searching in the particular art and is not intended to be limiting of the present invention.
    Type: Application
    Filed: June 19, 2013
    Publication date: June 12, 2014
    Applicant: UNIVERSITY OF UTAH
    Inventors: Hariprasad Vankayalapati, Venkataswamy Sorna, Steven L. Warner, Bret Stephens, David J. Bearss, Sunil Sharma
  • Patent number: 8742173
    Abstract: Provided are various compounds of Formula (I): Also provided are pharmaceutical compositions comprising the above compounds. Additionally, methods of inhibiting macrophage migration inhibitory factor (MIF) activity in a mammal are provided, as are methods of treating or preventing inflammation in a mammal. Further provided are methods of treating a mammal having sepsis, septicemia, and/or endotoxic shock. Also provided are methods of treating a mammal having an autoimmune disease, and methods of treating a mammal having a tumor.
    Type: Grant
    Filed: March 13, 2012
    Date of Patent: June 3, 2014
    Assignee: The Feinstein Institute for Medical Research
    Inventor: Yousef Al-Abed
  • Publication number: 20140116292
    Abstract: The present invention relates to a cellulose acetate film used for optical compensation and a retardation enhancer used therein, and relates to a cellulose acetate film which has a high retardation value in the thickness direction (Rth).
    Type: Application
    Filed: June 20, 2012
    Publication date: May 1, 2014
    Applicant: SK INNOVATION CO., LTD.
    Inventors: Won Yeob Kim, Min Joung Im, Seung Eon Lee, Myoung Lae Kim, Yong Gyun Cho, Sang Yeup Lee, Ki Yup Kim
  • Publication number: 20140107348
    Abstract: The present invention relates to methods of initiating a reaction represented by scheme 1 wherein Q is optionally substituted aryl or optionally substituted heteroaryl; X is halogen or a sulphonate; P is an organic radical; R is hydrogen or an organic radical; wherein the catalyst comprises copper and a ligand; comprising providing the compound of formula III in liquid form prior to contacting the compound of formula III with the catalyst.
    Type: Application
    Filed: December 17, 2013
    Publication date: April 17, 2014
    Applicant: SYNGENTA LIMITED
    Inventors: George Robert HODGES, Lisa MITCHELL, Alan James ROBINSON
  • Patent number: 8642761
    Abstract: The present invention describes a method for the synthesis of enantiomerically pure 3-amidinophenylalanine derivatives, which are used as pharmaceutically effective urokinase inhibitors, by starting from 3-cyanophenylalanine derivatives. The methods of manufacture comprising only one synthesis step lead to new intermediates, namely 3-hydroxyamidino- and 3-amidrazonophenylalanine derivatives. These intermediates or their acetyl derivatives can be reduced into the desired 3-amidino-phenylalanine derivatives under gentle conditions (H2 or ammonium formiate, Pd/C (approx. 10%), ethanol/water, room temperature, normal pressure or also H2, Pd/C, AcOH or HCl/ethanol, 1-3 bar) in excellent yields and in an enantiomeric excess of up to 99.9%.
    Type: Grant
    Filed: November 18, 2011
    Date of Patent: February 4, 2014
    Assignee: Wilex AG
    Inventors: Hugo Ziegler, Peter Wikstroem
  • Patent number: 8637678
    Abstract: The present invention relates to methods of initiating a reaction represented by scheme (1), wherein Q is optionally substituted aryl or optionally substituted heteroaryl; X is halogen or a sulphonate; P is an organic radical; R is hydrogen or an organic radical; wherein the catalyst comprises copper and a ligand; comprising providing the compound of formula III in liquid form prior to contacting the compound of formula III with the catalyst.
    Type: Grant
    Filed: December 16, 2009
    Date of Patent: January 28, 2014
    Assignee: Syngenta Limited
    Inventors: George Robert Hodges, Lisa Mitchell, Alan James Robinson
  • Patent number: 8519003
    Abstract: The present invention relates to phenoxyphenylamidines of the general formula (I), to a process for their preparation, to the use of the amidines according to the invention for controlling unwanted microorganisms and also to a composition for this purpose, comprising the phenoxyphenylamidines according to the invention. Furthermore, the invention relates to a method for controlling unwanted microorganisms by applying the compounds according to the invention to the microorganisms and/or their habitat.
    Type: Grant
    Filed: March 8, 2008
    Date of Patent: August 27, 2013
    Assignee: Bayer Cropscience AG
    Inventors: Klaus Kunz, Ralf Dunkel, Jörg Nico Greul, Kerstin Ilg, Darren James Mansfield, Wahed Ahmed Moradi, Thomas Seitz, Peter Dahmen, Ulrike Wachendorff-Neumann, Arnd Voerste
  • Patent number: 8501995
    Abstract: The present invention provides new ?-phenylethylidenehydrazine derivatives, processes for preparing them and their use as pharmaceutical compostions.
    Type: Grant
    Filed: July 9, 2010
    Date of Patent: August 6, 2013
    Assignee: The Governors of the University of Alberta
    Inventors: Glen Baker, Edward Knaus
  • Publication number: 20130172556
    Abstract: The present invention relates to a novel method for producing a pyridazinone compound and an intermediate thereof as shown in the following scheme: wherein the symbols are as defined in the specification.
    Type: Application
    Filed: September 7, 2011
    Publication date: July 4, 2013
    Inventors: Markus Jachmann, Takayuki Wakamatsu, Mitsuharu Anryu
  • Publication number: 20130072562
    Abstract: The present invention is directed to compounds that are allosteric inhibitors of tumor necrosis factor receptor I, compositions comprising such compounds, and methods of using such compounds and compositions thereof in the treatment of TNF-? mediated conditions.
    Type: Application
    Filed: October 18, 2012
    Publication date: March 21, 2013
    Applicants: CEPHALON, INC., THE TRUSTEES OF THE UNIVERSITY OF PENNSYVANIA
    Inventors: The Trustees Of The University Of Pennsyvania, Cephalon, Inc.
  • Patent number: 8318699
    Abstract: The present invention is directed to compounds that are allosteric inhibitors of tumor necrosis factor receptor I, compositions comprising such compounds, and methods of using such compounds and compositions thereof in the treatment of TNF-? mediated conditions.
    Type: Grant
    Filed: January 31, 2006
    Date of Patent: November 27, 2012
    Assignees: The Trustees Of The University Of Pennsylvania, Cephalon, Inc.
    Inventors: Mark I Greene, Ramachandran Murali, Xin Cheng, Raphael Ottenbrite, Yingxin Xiao
  • Patent number: 8314132
    Abstract: Invention is related to novel compounds -5-aryl-4-(5-substituted 2,4-dihydroxyphenyl)-1,2,3-thiadiazoles with general formula (I). The compounds can be used in biomedicine as active ingredients in pharmaceutical formulations, because they inhibit Hsp90 chaperone which participate in cancer progression. This invention is also related to new intermediate compounds which are used for the synthesis of thiadiazoles of general formula (I).
    Type: Grant
    Filed: June 18, 2008
    Date of Patent: November 20, 2012
    Assignee: Biotechnologijos Institutas
    Inventors: Daumantas Matulis, Inga Cikotiene, Egidijus Kazlauskas, Jurgita Matuliene
  • Publication number: 20120252839
    Abstract: Compounds are described that are useful for treating an apoptosis-associated disease, which are specifically cytotoxic to tumor cells that are overexpressing Bcl-xL, and are much less cytotoxic in isogenic cells that are not overexpressing Bcl-xL. Also described is a method for treating an apoptosis-associated disease in a subject in need thereof, comprising administering to the subject a therapeutically effective amount of an active compound that is specifically cytotoxic to tumor cells that are overexpressing Bcl-xL, and are much less cytotoxic in isogenic cells that are not overexpressing Bcl-xL. Several scaffolds of active compounds are described.
    Type: Application
    Filed: April 2, 2012
    Publication date: October 4, 2012
    Applicant: FRED HUTCHINSON CANCER RESEARCH CENTER
    Inventors: David HOCKENBERY, Julian SIMON
  • Patent number: 8252958
    Abstract: The invention concerns the use of guanabenz and its derivatives for making drugs for treating cystic fibrosis and diseases related to a protein addressing deficiency in the cells, said derivatives corresponding to formula (I), wherein: R?H or C1 and the phenyl group comprises two substituents, or a pharmaceutically acceptable salt of said derivatives.
    Type: Grant
    Filed: November 28, 2006
    Date of Patent: August 28, 2012
    Assignees: Centre National de la Recherche Scientifique (CNRS), Universite de Poitiers
    Inventors: Frederic Becq, Deborah Triboullard, Marc Blondel
  • Publication number: 20120178805
    Abstract: Provided are various compounds of Formula (I): Also provided are pharmaceutical compositions comprising the above compounds. Additionally, methods of inhibiting macrophage migration inhibitory factor (MIF) activity in a mammal are provided, as are methods of treating or preventing inflammation in a mammal. Further provided are methods of treating a mammal having sepsis, septicemia, and/or endotoxic shock. Also provided are methods of treating a mammal having an autoimmune disease, and methods of treating a mammal having a tumor.
    Type: Application
    Filed: March 13, 2012
    Publication date: July 12, 2012
    Inventor: Yousef Al-Abed
  • Publication number: 20120148682
    Abstract: The present invention relates to the use of hydrazone compounds and copper for controlling the growth of fungi.
    Type: Application
    Filed: January 14, 2010
    Publication date: June 14, 2012
    Applicant: DOW AGROSCIENCES LLC
    Inventors: David H. Young, Steven Howard Shaber, Gerald Shaber, Cruz Avila-Adame, Nneka T. Breaux, James M. Ruiz, Thomas L. Siddall, Jeffery D. Webster
  • Publication number: 20120129894
    Abstract: The present invention relates generally to compositions and methods for treating neurodegenerative diseases and disorders, particularly ophthalmic diseases and disorders. Provided herein are alkoxyl derivative compounds and pharmaceutical compositions comprising these compounds. The subject compositions are useful for treating and preventing ophthalmic diseases and disorders, including age-related macular degeneration (AMD) and Stargardt's Disease.
    Type: Application
    Filed: May 19, 2011
    Publication date: May 24, 2012
    Applicant: Acucela Inc.
    Inventors: Ian L. Scott, Vladimir A. Kuksa, Mark W. Orme, Thomas Little, Anna Gall, Feng Hong
  • Publication number: 20120041234
    Abstract: The present invention provides a process for the preparation of some novel 2-aryl and 2,2-diaryl aldehydes and analogues which are privileged intermediates for commercially important nonsteroidal anti-inflammatory drugs including naproxen, flurbiprofen and potent anticancer drug candidates, including phenstatin through a unique single step synthetic methodology utilizing easily available substrates in the form of aryl alkenes as well as environmentally benign aqueous reaction conditions in the form of solvents such as mixtures of water and DMSO or Dioxane and reagents N-bromosuccinimide, N-iodosuccinimide, N-cholorosuccinimide and phase transfer catalyst such as cetyltrimethyl ammonium bromide, N-hexyl ammonium chloride for a reaction time varying from 1 min-30 min, depending upon microwave or conventional heating, without using expensive transition metal catalysts or lewis acids/bases with yield varying from 35-55%, depending upon the solvent and substrate used.
    Type: Application
    Filed: February 25, 2010
    Publication date: February 16, 2012
    Inventors: Arun Kumar Sinha, Abhishek Sharma, Rakesh Kumar, Naina Sharma
  • Patent number: 8101804
    Abstract: A subject-matter of the present invention is a novel process for the synthesis of (E)-stilbene derivatives targeted at obtaining in particular resveratrol and piceatannol.
    Type: Grant
    Filed: July 25, 2007
    Date of Patent: January 24, 2012
    Assignee: Clariant Specialty Fine Chemicals (France)
    Inventors: Alain Schouteeten, Sébastien Jus, Jean-Claude Vallejos
  • Publication number: 20110263869
    Abstract: The present invention relates to methods of initiating a reaction represented by scheme (1), wherein Q is optionally substituted aryl or optionally substituted heteroaryl; X is halogen or a sulphonate; P is an organic radical; R is hydrogen or an organic radical; wherein the catalyst comprises copper and a ligand; comprising providing the compound of formula III in liquid form prior to contacting the compound of formula III with the catalyst.
    Type: Application
    Filed: December 16, 2009
    Publication date: October 27, 2011
    Applicant: SYNGENTA CROP PROTECTION, LLC
    Inventors: George Robert Hodges, Lisa Mitchell, Alan James Robinson
  • Publication number: 20110172436
    Abstract: The invention provides an Ethernet bridge or router comprising a network fabric adapted to provide interconnectivity to a plurality of Ethernet ports, each of the Ethernet ports being adapted to receive and/or transmit Ethernet frames, and wherein the Ethernet bridge or router further comprises an encapsulator connected to receive Ethernet Protocol Data Units from the Ethernet ports, wherein the encapsulator is operable to generate a Fabric Protocol Data Unit from a received Ethernet Protocol Data Unit, the Fabric Protocol Data Unit comprising a header portion, and a payload portion which comprises the Ethernet Protocol Data Unit concerned, and wherein the encapsulator is operable to transform Ethernet destination address information from the Ethernet Protocol Data Unit into a routing definition for the network fabric, and to include this routing definition in the header portion of the Fabric Protocol Data Unit. Also provided is a method of data delivery across a network.
    Type: Application
    Filed: May 4, 2009
    Publication date: July 14, 2011
    Applicant: BASF SE
    Inventors: Bernd Wolf, Volker Maywald, Michael Keil, Christopher Koradin, Michael Rack, Thomas Zierke, Martin Sukopp
  • Patent number: 7932422
    Abstract: The invention relates to chlorine Guanabenz derivatives for treating Huntington's disease and other polyglutamine expansion associated diseases. More specifically, it relates to the use of the molecule of formula (I) wherein R?H or Cl and the phenyl group is at least substituted twice, or a pharmaceutically acceptable salt thereof, for the manufacture of a medicament for treating polyglutamine expansion associated diseases.
    Type: Grant
    Filed: October 3, 2007
    Date of Patent: April 26, 2011
    Inventors: Anne Bertolotti, Marc Blondel
  • Publication number: 20110046387
    Abstract: Invention is related to novel compounds -5-aryl-4-(5-substituted 2,4-dihydroxyphenyl)-1,2,3-thiadiazoles with general formula (I). The compounds can be used in biomedicine as active ingredients in pharmaceutical formulations, because they inhibit Hsp90 chaperone which participate in cancer progression. This invention is also related to new intermediate compounds which are used for the synthesis of thiadiazoles of general formula (I).
    Type: Application
    Filed: June 18, 2008
    Publication date: February 24, 2011
    Inventors: Daumantas Matulis, Inga Cikotiene, Egidijus Kazlauskas, Jurgita Matuliene
  • Patent number: 7884245
    Abstract: The present invention provides a process for producing a hydrazone compound represented by the general formula (5): which comprises a step of condensing a hydrazine compound represented by the general formula (3): with a carbonyl compound represented by the general formula (4): without taking the hydrazine compound out of a reactor. According to the invention, the target hydrazone compound can be obtained in high quality and in a high yield without taking the hydrazine compound out of the reactor at all, the hydrazine compound being a reaction intermediate which is structurally unstable and has a fear of influencing safety of workers owing to its toxicity (mutagenicity).
    Type: Grant
    Filed: June 28, 2005
    Date of Patent: February 8, 2011
    Assignee: Hodogaya Chemical Co., Ltd.
    Inventors: Kiyokazu Takaso, Katsumi Abe, Atsushi Takesue
  • Patent number: 7875748
    Abstract: Disclosed are compounds represented by formula (1), wherein m, X, R1, R2, R3, R1?, R2?, R3?, and Ar are described herein. The inventive cyclopentadienone compounds can be used as core materials for an organic electroluminescence element or other optical devices. The invention also describes methods for preparing compounds of formula (1).
    Type: Grant
    Filed: April 6, 2009
    Date of Patent: January 25, 2011
    Assignee: Korea Institute of Science and Technology
    Inventors: Hyun-Nam Cho, Sung Hyun Jung, Seok-Jin Park, Seung-Eun Lee
  • Publication number: 20110009492
    Abstract: The present invention provides new ?-phenylethylidenehydrazine derivatives, processes for preparing them and their use as pharmaceutical compostions.
    Type: Application
    Filed: July 9, 2010
    Publication date: January 13, 2011
    Applicant: The Governors of the University of Alberta
    Inventors: Glen Baker, Edward Knaus
  • Patent number: 7794907
    Abstract: A hydrazone compound capable of realizing an electrophotographic photoreceptor having good electric properties such as good sensitivity and light responsibility, good electric and mechanical durability and good environment stability, is provided. The hydrazone compound is represented by the following general formula (1). The compound is contained in the charge transporting layer of the electrophotographic photoreceptor.
    Type: Grant
    Filed: September 7, 2005
    Date of Patent: September 14, 2010
    Assignee: Sharp Kabushiki Kaisha
    Inventors: Akihiro Kondoh, Takatsugu Obata
  • Publication number: 20100152125
    Abstract: One aspect of the invention relates to a method of treating or preventing a neurodegenerative disease, comprising the step of administering to a patient in need thereof a therapeutically effective amount of an inhibitor of the formation of advanced glycation end products. Another aspect of the invention relates to a proteasome activity-based screening assay to select compounds which may be useful for treating or preventing a neurodegenerative disease, and the materials used therein. Yet another aspect of the invention relates to molecules, and methods of use thereof, which bind at or adjacent to SOD-I Trp32, including molecules that bind in a site adjacent to SOD-I Trp32 whether or not it is oxidized, for treating or preventing neurodegenerative disease.
    Type: Application
    Filed: March 20, 2008
    Publication date: June 17, 2010
    Applicant: Brandeis University
    Inventors: Jeffrey N. Agar, Gregory A. Petsko, Dagmar Ringe, Walter R.P. Novak
  • Publication number: 20090306430
    Abstract: The invention concerns the use of guanabenz and its derivatives for making drugs for treating cystic fibrosis and diseases related to a protein addressing deficiency in the cells, said derivatives corresponding to formula (I), wherein: R?H or C1 and the phenyl group comprises two substituents, or a pharmaceutically acceptable salt of said derivatives.
    Type: Application
    Filed: November 28, 2006
    Publication date: December 10, 2009
    Inventors: Frederic Becq, Deborah Triboullard, Marc Blondel
  • Publication number: 20090221527
    Abstract: The present invention is directed to compounds that are allosteric inhibitors of tumor necrosis factor receptor I, compositions comprising such compounds, and methods of using such compounds and compositions thereof in the treatment of TNF-? mediated conditions.
    Type: Application
    Filed: January 31, 2006
    Publication date: September 3, 2009
    Applicants: CEPTION THERAPEUTICS, INC., TRUSTEES OF THE UNIVERSITY OF PENNSYLVANIA
    Inventors: Mark I. Greene, Ramachandran Murali, Xin Cheng, Raphael Ottenbrite, Yingxin Xiao
  • Patent number: 7557248
    Abstract: The present invention relates to a method of creating a carbon-heteroatom bond, and preferably a carbon-nitrogen bond, by reacting a leaving group-bearing unsaturated compound and a nucleophilic compound. In particular, the invention relates to the creation of a carbon-nitrogen bond, using a method involving the arylation of nitrogenous organic derivatives; the inventive method consists in creating a carbon-heteroatom bond by reacting a leaving group-bearing unsaturated compound and a nucleophilic compound introducing a heteroatom which can be substituted for the leaving group, thereby creating a carbon-heteroatom bond, in the presence of a palladium-based catalyst, optionally a ligand. The invention is characterized in that the reaction takes place in the presence of an effective quantity of a metal hydroxide or ammonium hydroxide which is associated with an alcohol-type solvent.
    Type: Grant
    Filed: May 12, 2004
    Date of Patent: July 7, 2009
    Assignee: Rhodia Chimie
    Inventors: Christelle Mauger, Gérard Mignani
  • Patent number: 7547719
    Abstract: An improved thrombopoietin mimetic, the bis-(monoethanolamine) salt of 3?-[(2Z)-[1-(3,4-dimethylphenyl)-1,5-dihydro-3-methyl-5-oxo-4H-pyrazol-4-ylidene]hydrazino]-2?-hydroxy-[1,1?-biphenyl]-3-carboxylic acid.
    Type: Grant
    Filed: May 21, 2003
    Date of Patent: June 16, 2009
    Assignee: SmithKline Beecham Corp.
    Inventor: Stephen Moore
  • Patent number: 7534540
    Abstract: An improved organophotoreceptor comprises an electrically conductive substrate and a photoconductive element on the electrically conductive substrate, the photoconductive element comprising: (a) a charge transport material having the formula where X and X? are, each independently, a linking group; Ar comprises an aromatic group; R1, R2, and R3 comprise, each independently, H, an alkyl group, an alkenyl group, an alkynyl group, an aromatic group, or a heterocyclic group; and E1 and E2 are, each independently, a reactive ring group; and (b) a charge generating compound. Corresponding electrophotographic apparatuses, imaging methods, and a polymeric charge transport material prepared from the charge transport material above are described.
    Type: Grant
    Filed: April 29, 2004
    Date of Patent: May 19, 2009
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Zbigniew Tokarski, Nusrallah Jubran, Vytautas Getautis, Vygintas Jankauskas, Tadas Malinauskas, Edmundas Montrimas
  • Patent number: 7531695
    Abstract: The present invention is directed to compounds having the structure (I) wherein R1, R2, R3, R4, R5 and m are as defined herein. The compounds of this invention are novel therapeutic agents for the treatment of cancer, metabolic diseases and skin disorders in mammalian subjects. These compounds are also useful modulators of gene expression. They exert their activity by interfering with certain cellular signal transduction cascades. The compounds of the invention are thus also useful for regulating cell differentiation and cell cycle processes that are controlled or regulated by various hormones or cytokines. In particular, the invention relates to compounds that induce apoptosis of cancer cells and therefore may be used for the treatment or prevention of cancer, including advanced cancers and pre-cancerous cells. The invention also discloses pharmaceutical compositions and methods of treatment of disease in mammals.
    Type: Grant
    Filed: June 3, 2004
    Date of Patent: May 12, 2009
    Assignee: Auspex Pharmaceutical, Inc
    Inventors: Borcherng Hong, Sepehr Sarshar, Bruno Tse
  • Publication number: 20090054629
    Abstract: Bisaryloxime ethers and bisarylhydroazones are shown to be effective for inhibiting formation of amyloid fibrils of transthyretin.
    Type: Application
    Filed: February 8, 2006
    Publication date: February 26, 2009
    Applicant: THE SCRIPPS RESEARCH INSTITUTE
    Inventors: Jeffery W. Kelly, Steven M. Johnson, H. Michael Petrassi
  • Patent number: 7479357
    Abstract: An organophotoreceptor that includes: (a) a charge transport material having the formula wherein A is selected from heterocyclic groups, naphthyl group, alkylsulfonylphenyl, stilbenyl or the group X, wherein X is represented by the formula B is selected from hydrogen, alkyl group, and an aryl group, with the proviso that when A is naphthyl, B is naphthyl; or where R1 is selected from the group consisting of N-pyrrolyl, N-pyrazolyl, N-tetrazolyl, N-indolyl, N-carbazolyl, N-triazolyl, N-imidazolyl, N-benzimidazolyl, N-indazolyl, and N-benzotriazolyl group, and R3 is a 9-fluorenone group. (b) a charge generating compound; and (c) an electrically conductive substrate.
    Type: Grant
    Filed: September 13, 2002
    Date of Patent: January 20, 2009
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Kam W. Law, Nusrallah Jubran, Zbigniew Tokarski, Alan R. Katritzky, Ritu Jain, Rexiat Maimait, Anatoliy V. Vakulenko
  • Patent number: 7427460
    Abstract: Improved organophotoreceptor comprises an electrically conductive substrate and a photoconductive element on the electrically conductive substrate, the photoconductive element comprising: (a) a charge transport material having the formula where Ar is an aryl group; X comprises a bond or a linking group; R1, R2, and R3 each comprise H, a carboxyl, an amino group, a halogen, an alkyl group, an acyl group, an alkoxy group, an alkylsulfanyl group, an alkenyl group, an alkynyl group, a heterocyclic group, an aromatic group, or a part of a ring group; R4 comprises H, an alkyl group, an alkenyl group, an alkynyl group, an aromatic group, or a heterocyclic group; and R5, R6, R7, and R8 each comprise an alkyl group, an alkenyl group, an alkynyl group, an aromatic group, a heterocyclic group, or a part of a ring group; and (b) a charge generating compound. Corresponding electrophotographic apparatuses and imaging methods are described.
    Type: Grant
    Filed: July 30, 2004
    Date of Patent: September 23, 2008
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Ruta Budreckiene, Gintaras Buika, Vygintas Jankauskas, Juozas V. Grazulevicius, Jonas Sidaravicius, Nusrallah Jubran, Zbigniew Tokarski
  • Publication number: 20080221343
    Abstract: Conjugationally extended hydrazine compositions of the formula (RR2)N(H)n(NH2)n, fluorescent hydrazone compositions of the formula (RR2)NN?C(R1R2), methods of the formation of hydrazones from the reaction of conjugationally extended hydrazines with conjugationally extended carbonyls and methods of their use in assays systems are described. Use of these conjugationally extended hydrazine and oxime compositions for direct calorimetric and fluorometric assays wherein a chromophore or the fluorophore is incorporated into the linker that is positioned between a reactive linking moiety and a biotin molecule.
    Type: Application
    Filed: April 18, 2007
    Publication date: September 11, 2008
    Inventors: David A. Schwartz, Leopoldo Mendoza
  • Publication number: 20080171793
    Abstract: Provided herein are bioactive agents comprising a compound that inhibits the ion transport activity of a cystic fibrosis transmembrane conductance regulator (CFTR) and that is linked to a macromolecule that interacts with a cell that expresses CFTR. The bioactive agents described herein are useful for treating diseases, disorders, and sequelae of diseases, disorders, and conditions that are associated with aberrantly increased CFTR activity, for example, secretory diarrhea.
    Type: Application
    Filed: December 19, 2007
    Publication date: July 17, 2008
    Applicant: THE REGENTS OF THE UNIVERSITY OF CALIFORNIA
    Inventors: Alan S. Verkman, Nitin D. Sonawane
  • Patent number: 7326506
    Abstract: Improved organophotoreceptor comprises an electrically conductive substrate and a photoconductive element on the electrically conductive substrate, the photoconductive element comprising: (a) a charge transport material having the formula where Z1 and Z2 comprise, each independently, a bond, a vinyl group, a —CR1?N—NR2— group, or a —CR3?N—N?CR4— group; Y1 and Y2 comprise, each independently, an aromatic group; X1 and X2 are, each independently, a linking group; W1 and W2 are, each independently, a —(CH2)n— group or a —(CH2)n-1—C(?O)— group, where n is an integer between 1 and 10, inclusive; Q1 and Q2 are, each independently, O, S, or NR; and R1, R2, R3, R4, R, R?, and R? comprise, each independently, H, an alkyl group, an alkenyl group, an alkynyl group, an acyl group, a heterocyclic group, or an aromatic group; and (b) a charge generating compound. Corresponding electrophotographic apparatuses and imaging methods are described.
    Type: Grant
    Filed: May 28, 2004
    Date of Patent: February 5, 2008
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Nusrallah Jubran, Zbigniew Tokarski, Vytautas Getautis, Juozas V. Grazulevicius, Vygintas Jankauskas, Ingrida Paulauskaite, Jurate Simokaitiene, Albina Stanisauskaite, Valentas Gaidelis
  • Patent number: 7312361
    Abstract: Bisaryloxime ethers and bisarylhydroazones are shown to be effective for inhibiting formation of amyloid fibrils of transthyretin.
    Type: Grant
    Filed: February 8, 2006
    Date of Patent: December 25, 2007
    Assignee: The Scripps Research Institute
    Inventors: Jeffery W. Kelly, Steven M. Johnson, H. Michael Petrassi
  • Patent number: 7144665
    Abstract: Improved organophotoreceptor comprises an electrically conductive substrate and a photoconductive element on the electrically conductive substrate, the photoconductive element comprising: (a) a charge transport material having the formula where R1, R2, R3, R4, R5, R6, R7, and R8 are, each independently, an alkyl group, an alkaryl group, an aryl group, or heterocyclic group, X and X? are, each independently, aromatic groups, and Z is a divalent linking group; and (b) a charge generating compound. Corresponding electrophotographic apparatuses and imaging methods are described.
    Type: Grant
    Filed: December 30, 2003
    Date of Patent: December 5, 2006
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Zbigniew Tokarski, Nusrallah Jubran, Vytautas Getautis, Ingrida Paulauskaite, Valentas Gaidelis, Edmundas Montrimas
  • Patent number: 7138548
    Abstract: A process for the preparation of a compound of formula (I): wherein Ar represents an optionally substituted aromatic carbocycle or heterocycle, and R1 and R2 independently represent hydrogen, C1-10 alkyl, C(O)C1-10 alkyl or optionally substituted aryl provided that R1 and R2 are not both hydrogen which process comprises reacting together a compound of formula (II): Ar—X??(II) wherein Ar is as defined in relation to formula (I) and X represents a leaving group with a a compound of formula (III) wherein R1 and R2 are as defined in relation to formula (I) under aqueous conditions in the presence of a Pd (II) salt, a ligand and a Group I or Group II metal hydroxide base at a pH greater than 7. Compounds of formula (I) may be hydrolysed to the corresponding hydrazine.
    Type: Grant
    Filed: October 2, 2002
    Date of Patent: November 21, 2006
    Assignee: Avecia Limited
    Inventors: Andrew John Blacker, David Dodman, David Anthony Jackson, Jan Michael Fielden, John Heathcote Atherton