Hydroxy, Bonded Directly To Carbon, Or Ether In A Substituent E (h Of -oh May Be Replaced By A Substituted Or Unsubstituted Ammonium Ion Or A Group Ia Or Iia Light Metal) Patents (Class 564/223)
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Patent number: 11013701Abstract: The invention relates to an aqueous pharmaceutical composition for parenteral administration comprising Tapentadol or a physiologically acceptable salt thereof, wherein the concentration of Tapentadol is within the range of from 0.10 to 8.00 mg/mL, based on the weight of Tapentadol free base and based on the total volume of the composition; and wherein the pH value of the composition is buffered and within the range of from 4.0 to 6.0. The invention also relates to a container comprising the pharmaceutical composition and a process for the preparation thereof. The invention also relates to a kit comprising the contained according to the invention in a packaging. The pharmaceutical composition according to the invention is particularly useful for treating pain, especially acute pain, preferably in pediatric patients.Type: GrantFiled: January 10, 2018Date of Patent: May 25, 2021Assignee: Grünenthal GmbHInventors: Marc Schiller, Carlos van Hemelrijck, Stefanie Straub, Eva Wulsten, Ulrike Bertram, Ulrich Reinhold
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Patent number: 10286504Abstract: Disclosed is a method to make N-acetyl-p-aminophenol. The method includes steps for converting biomass-derived p-hydroxybenzoates to p-hydroxybenzamide, then to p-aminophenol; and then N-acetylating the p-aminophenol.Type: GrantFiled: March 7, 2018Date of Patent: May 14, 2019Assignee: Wisconsin Alumni Research FoundationInventors: John Ralph, Steven Karlen, Justin Mobley
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Patent number: 8987262Abstract: The present technology relates the use of a beta blocker for the manufacture of a medicament for the treatment of hemangiomas, for example of infantile hemangiomas. The beta blocker may be a non-selective beta-blocker, for example propranolol. The present technology provides an alternative to the known compounds, e.g. corticosteroïds, interferon or vincristine, generally used for the treatment of hemangiomas.Type: GrantFiled: November 16, 2012Date of Patent: March 24, 2015Assignees: Universite de Bordeaux, Centre Hospitalier Universitaire de BordeauxInventors: Christine Leaute-Labreze, Eric Dumas De La Roque, Alain Taieb, Jean-Benoit Thambo
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Publication number: 20150045396Abstract: The present invention provides a prophylactic or therapeutic agent for giant cell tumors occurring in a bone and soft tissue or for chondrosarcoma, which comprises a non-steroidal anti-inflammatory agent or thiazolidine derivative as an active ingredient, and the likeType: ApplicationFiled: March 18, 2013Publication date: February 12, 2015Applicant: NIPPON CHEMIPHAR CO., LTD.Inventors: Akihiko Takeuchi, Hiroyuki Tsuchiya
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Publication number: 20140228443Abstract: Provided are compounds, pharmaceutical compositions thereof, and methods of treating ophthalmic diseases and disorders, such as age-related macular degeneration and Stargardt's Disease, using said compounds and compositions.Type: ApplicationFiled: February 7, 2014Publication date: August 14, 2014Applicant: Acucela Inc.Inventors: Ian L. Scott, Vladimir A. Kuksa, Feng Hong, Ryo Kubota, Jennifer Gage
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Publication number: 20140094426Abstract: Amphiphilic prodrugs of general formula A-X are disclosed, wherein A is a biologically active agent or may be metabolized to a biologically active agent; and X is R, or up to three R moieties attached to a linker, Y1, Y2 or Y3. Self-assembly of the amphiphilic prodrugs into reverse lyotropic phases, particularly hexagonal, cubic and sponge, is disclosed.Type: ApplicationFiled: November 8, 2013Publication date: April 3, 2014Inventors: Calum John Drummond, Sharon Marie Sagnella, Minoo Jalili Moghaddam, Xiaojuan Gong
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Patent number: 8685453Abstract: Methods and compositions for reducing the frequency of urination are disclosed. One method comprises administering to a subject in need thereof an effective amount of a pharmaceutical composition comprising an analgesic agent formulated in an extended-release formulation. Another method comprises administering to a subject in need thereof an effective amount of a pharmaceutical composition comprising multiple active ingredients formulated for extended-release. Yet another method comprises administering to a subject in need thereof an effective amount of a diuretic followed with another administration of a pharmaceutical composition comprising an analgesic agent formulated for extended-release.Type: GrantFiled: March 20, 2013Date of Patent: April 1, 2014Assignee: Wellesley Pharmaceuticals, LLCInventor: David A. Dill
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Patent number: 8673982Abstract: This invention relates to certain ceramide-analogues of FTY720 (2-amino-2-[2-(4-octylphenyl)ethyl]propane-1,3-diol; fingolimod). In particular, the present invention relates to pharmaceutical compositions comprising these compounds, as well as processes for their preparation and their use in the treatment of autoimmune conditions, such as multiple sclerosis.Type: GrantFiled: February 23, 2010Date of Patent: March 18, 2014Assignee: Novartis AGInventors: Volker Brinkmann, Guido Jordine, Markus Zollinger, Claudia Sayer
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Patent number: 8664441Abstract: The compound of formula (I) is a water-stable, long acting ?2-selective adrenoceptor agonist useful as a bronchodilator in the treatment of bronchoconstriction associated with reversible obstructive airways diseases and the like. Processes for making the compound of formula (I), as well as related intermediates, are disclosed.Type: GrantFiled: July 3, 2013Date of Patent: March 4, 2014Assignee: Sunovion Pharmaceuticals Inc.Inventors: Craig R. Abolin, H. Scott Wilkinson, Paul McGlynn, William K. McVicar
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Publication number: 20130216620Abstract: Methods and compositions for reducing the frequency of urination are disclosed. One method comprises administering to a subject in need thereof an effective amount of a pharmaceutical composition comprising an analgesic agent formulated in an extended-release formulation. Another method comprises administering to a subject in need thereof an effective amount of a pharmaceutical composition comprising multiple active ingredients formulated for extended-release. Yet another method comprises administering to a subject in need thereof an effective amount of a diuretic followed with another administration of a pharmaceutical composition comprising an analgesic agent formulated for extended-release.Type: ApplicationFiled: March 20, 2013Publication date: August 22, 2013Applicant: WELLESLEY PHARMACEUTICALS, LLCInventor: Wellesley Pharmaceuticals, LLC
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Patent number: 8501994Abstract: The compound of formula (I) is a water-stable, long acting ?2-selective adrenoceptor agonist useful as a bronchodilator in the treatment of bronchoconstriction associated with reversible obstructive airways diseases and the like.Type: GrantFiled: August 22, 2008Date of Patent: August 6, 2013Assignee: Sunovion Pharmaceuticals Inc.Inventors: Craig R. Abolin, H. Scott Wilkinson, Paul McGlynn, William K. McVicar
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Publication number: 20130101684Abstract: The present invention provides edible compositions comprising a compound of the present invention, food products comprising such edible compositions and methods of preparing such food products. The present invention also provides methods of reducing the amount of NaCl in a food product, methods of reducing the sodium intake in a diet, and methods of reducing bitter taste in a food product.Type: ApplicationFiled: April 15, 2011Publication date: April 25, 2013Applicant: Chromocell CorporationInventors: Jane V. Leland, Louise Slade, David Hayashi, William P. Jones, Peter H. Brown, Joseph Gunnet, Daniel Lavery, Jessica Langer, Kambiz Shekdar
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Publication number: 20130079416Abstract: The present invention relates to a composition comprising phenacetin, in particular a Phenacetinum 4CH homeopathic medicament for use in the treatment of cancer.Type: ApplicationFiled: April 7, 2011Publication date: March 28, 2013Applicant: BOIRONInventors: Christophe Schneider, Caroline Laheurte, Laurent Martiny
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Patent number: 8404891Abstract: The present invention concerns a liquid formulation that is stable to oxidation and that is based on paracetamol in an aqueous solvent obtainable by the following steps: (i) dissolving in a reaction vessel paracetamol in an aqueous solvent having a temperature between 65° C. and 95° C., and having pH between 5.0 and 6.0; (ii) cooling the solution so formed to a temperature equal to or above 35° C. and below 40° C. under an atmosphere of nitrogen; (iii) adding cysteine hydrochloride and sodium hydroxide simultaneously to the solution without stirring; (iv) closing the reaction vessel, and stirring the solution of step iii) in a nitrogen atmosphere. It further relates to a method for preparing the formulation.Type: GrantFiled: September 3, 2010Date of Patent: March 26, 2013Assignee: Neogen N.V.Inventor: Khaled Al Dandachi Atassi
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Patent number: 8178121Abstract: The present invention refers to ready-to-use highly stable paracetamol injectable solutions, prepared by mixing paracetamol, water, propylene glycol, and a citrate buffer. (pH 4.5 to 6.5), and by heating said solution under preset conditions. The resulting solution may be stored for an extended period of time within a wide range of temperatures, with no paracetamol precipitation and/or its chemical modification.Type: GrantFiled: October 15, 2002Date of Patent: May 15, 2012Assignees: Baxter International Inc., Baxter Healthcare S.A.Inventor: Tho Nguyen-Xuan
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Publication number: 20120065423Abstract: The present invention relates to continuous processes for the preparation of primary and secondary N-acetylated aromatic amines of formula I or O-acetylated product of o-hydroxy benzoic acid of Formula II using acetic acid as an acetylating agent. wherein R1 has a definition of hydrogen atom, C1-C4 alkyl group or C1-C4 alkoxy group.Type: ApplicationFiled: July 29, 2011Publication date: March 15, 2012Applicant: GRANULES INDIA LIMITEDInventors: Bhaskar Arumugam Krishna, Hasnat Abul, Pamidipati Sirisha
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Publication number: 20110306672Abstract: This invention relates to certain ceramide-analogues of FTY720 (2-amino-2-[2-(4-octylphenyl)ethyl]propane-1,3-diol; fingolimod). In particular, the present invention relates to pharmaceutical compositions comprising these compounds, as well as processes for their preparation and their use in the treatment of autoimmune conditions, such as multiple sclerosis.Type: ApplicationFiled: February 23, 2010Publication date: December 15, 2011Applicant: NOVARTIS AGInventors: Volker Brinkmann, Guido Jordine, Markus Zollinger, Claudia Sayer
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Publication number: 20110229565Abstract: This invention discloses drug-delivery compositions, methods of making prodrugs, and methods of drug delivery using a self-assembled gelator. The backbone of the gelator can contain a drug or prodrug, such as acetaminophen or salicin. Additional drugs or agents can be encapsulated in the gelator. Enzymatic or hydrolytic cleavage can be used to release the drugs.Type: ApplicationFiled: September 17, 2009Publication date: September 22, 2011Inventors: Jeffrey M. Karp, Praveen Kumar Vemula, George John, Greg Cruikshank
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Publication number: 20110212173Abstract: There is described a pharmaceutical composition for controlled release of an active compound wherein the active compound is selected from the group comprising tramadol, resveratrol, acetaminophen, xorphanol, cinfenoac, furcloprofen, bismuth subsalicylate, enofelast, triflusal, ketorfanol, indriline, furofenac, cizolirtine, dacemazine, demelverine, and fenethazine, and derivatives and/or combinations thereof for the treatment or alleviation of depression. More particularly, there is described an abuse resistant pharmaceutical composition for the treatment of inter alia, depression and controlled release pharmaceutical compositions of related thereto.Type: ApplicationFiled: June 17, 2009Publication date: September 1, 2011Applicant: e-Therapeutics PleInventors: Malcolm Philip Young, Olusola Clement Idowu, Philip McKeown
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Publication number: 20110209227Abstract: This invention pertains to chemometric methods for the analysis of chemical, biochemical, and biological data, for example, spectral data, for example, nuclear magnetic resonance (NMR) spectra, and their applications, including, e.g., classification, diagnosis, prognosis, etc., especially in the context of bone disorders, e.g., conditions associated with low bone mineral density, e.g., osteoporosis.Type: ApplicationFiled: February 4, 2011Publication date: August 25, 2011Inventors: Jeremy Kirk Nicholson, Elaine Holmes, John Christopher Lindon, Joanne Tracey Brindle, David John Grainger
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Publication number: 20110159050Abstract: Disclosed is a process for modifying the morphology and/or polymorphism of an organic substance, which process comprises treating the solid substance, or a solution or dispersion thereof, with one or more amphiphilic proteins.Type: ApplicationFiled: June 23, 2009Publication date: June 30, 2011Applicant: BASF SEInventors: Andreas Hafner, Andreas Buthe, Paul Adriaan Van Der Schaaf, Franz Kaufmann, Gordon Bradley
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Publication number: 20110098359Abstract: A new use for paracetamol in a method of treating glaucoma, which method comprises administering to a patient in need of such treatment 500 mg to 1000 mg of paracetamol in oral format 4 to 6 hourly. An ophthalmic solution is also provided containing between 0.1 to 5% of paracetamol which is administered as one to two drops in each eye 4 to 6 hourly. The ophthalmic solution further includes one or more of the following excipients: hydroxypropylmethylcellulose, benzalconium chloride, polyacrylic acid such as Teargel®.Type: ApplicationFiled: July 30, 2008Publication date: April 28, 2011Applicant: Stellenbosch UniversityInventor: David Meyer
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Publication number: 20110071142Abstract: The present invention relates to methods of identifying small molecule candidate agents capable of modulating transcription factor function such that the function/expression of a target transcription factor and/or proteins downstream of this target protein comprises the screening of small molecule libraries using in silico high throughput docking for candidate small molecules/agents that are selectively identified for their ability to target and disrupt the transcription factor-DNA interface through unique transcription factor and/or DNA descriptors that are defined within a pharmacophore, and then testing/evaluating the candidate agents identified above through one or more in vitro assays for their ability to modulate transcription factor function including expression of this target protein and/or proteins that are downstream of the target transcription factor. The present invention also relates to various compounds described herein (e.g.Type: ApplicationFiled: March 19, 2010Publication date: March 24, 2011Applicant: BETH ISRAEL DEACONESS MEDICAL CENTERInventors: Peter Oettgen, Alan C. Rigby, Towia Libermann
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Patent number: 7906556Abstract: The invention relates to novel compounds and methods of treating diseases, disorders, and conditions associated with amyloidosis. Amyloidosis refers to a collection of diseases, disorders, and conditions associated with abnormal deposition of A-beta protein.Type: GrantFiled: October 12, 2006Date of Patent: March 15, 2011Assignee: Elan Pharmaceuticals, Inc.Inventors: R. Jeffrey Neitz, Eric Tisdale, Barbara Jagodzinska, Anh Truong, Jay Tung
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Patent number: 7772434Abstract: The invention provides a novel ?2 adrenergic receptor agonist in crystalline salt form. The invention also provides pharmaceutical compositions comprising the novel ?2 adrenergic receptor agonist in crystalline salt form, formulations containing the pharmaceutical compositions, methods of using the crystalline salt to treat diseases associated with ?2 adrenergic receptor activity, and processes useful for preparing such crystalline compounds.Type: GrantFiled: May 13, 2009Date of Patent: August 10, 2010Assignee: Theravance, Inc.Inventors: Ioanna Stergiades, Edward Yost, Cristin Hubbard, Weijiang Zhang
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Publication number: 20100152272Abstract: Compounds selected from: where DRUG-OH, DRUG-COOH and DRUG-NH2 are biologically active compounds; each X is independently selected from —CH2COO— (glycolic acid moiety), —CH(CH3)COO— (lactic acid moiety), —CH2CH2OCH2COO— (dioxanone moiety), —CH2CH2CH2CH2CH2COO— (caprolactone moiety), —(CH2)yCOO—, where y is 2-4 or 6-24 and —(CH2CH2O)zCH2COO—, where z is 2-24; each Y is independently selected from —COCH2O— (glycolic ester moiety), —COCH(CH3)O— (lactic ester moiety), —COCH2OCH2CH2O— (dioxanone ester moiety), —COCH2CH2CH2CH2CH2O— (caprolactone ester moiety), —CO(CH2)mO—, where m is 2-4 or 6-24 and —COCH2O(CH2CH2O)n— where n is between 2-24; R? is hydrogen, benzyl or an alkyl group, the alkyl group being either straight-chained or branched; and p is 1-6. Multi-functional compounds and drug dimers, oligomers and polymers are also disclosed.Type: ApplicationFiled: February 17, 2010Publication date: June 17, 2010Applicant: BEZWADA BIOMEDICAL, LLCInventor: Rao S. Bezwada
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Publication number: 20100068553Abstract: The invention relates to a novel ultra-thin hydrophobic and oleophobic layer, formed by self-assembly on a solid substrate surface, of compounds of the general formula A-B in which A represents a group of the formula in which Z represents C or N+, X represents C—H or C-L, L being an electron-attracting group selected from F, Cl, Br, I, CF3, NO2 and N(CH3)3+, Y represents H or CH3, or Y forms a 5- or 6-atom heterocycle with X, T represents NH, CO, CONH or NH2+U?, U? being a soluble anion such as e.g. F?, Cl?, Br?, I, OH?, NO3?, HSO4?, SO42?, CO32?, HCO3? or SCN?, and B represents a C1-C20 linear aliphatic alkyl group partially or completely substituted with F, and a method of preparing this layer and its use as an epilame.Type: ApplicationFiled: November 29, 2007Publication date: March 18, 2010Applicant: ROLEX S.A.Inventors: Samuele Tosatti, Stefan Zurcher
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Publication number: 20100041906Abstract: The present invention concerns a method for the controlled precipitation of organic compounds giving crystals with a very small average size and a very narrow size distribution.Type: ApplicationFiled: January 26, 2007Publication date: February 18, 2010Inventors: Huibert Albertus Van Boxtel, Servatius Hubertus Johannes Wilhelmus Leenen, Matheus Lambertus Spapens
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Publication number: 20100041905Abstract: The present invention relates to a novel process for the preparation of compounds of formula (V) wherein X, Q, R1, R1a and R2 are as defined in the specification, the compounds being useful in the preparation of therapeutic agents.Type: ApplicationFiled: July 17, 2007Publication date: February 18, 2010Applicant: ASTRAZENECA ABInventors: Debra Ainge, Philip Cornwall, Duncan Michael Gill, Luis Manuel Vaz
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Patent number: 7601869Abstract: The present invention relates to a method for the preparation of Florfenicol from Fluoroamine compound, namely (1R,2S)-1-[4-(methylsulfonyl)phenyl]-2-amino-3-fluoro-1-propanol (II), by reaction with dihaloacetic acid ester in an organic solvent in presence of an inorganic base.Type: GrantFiled: June 12, 2006Date of Patent: October 13, 2009Assignee: Aurobindo Pharma Ltd.Inventors: Mallikarjuna Reddy Karuru, Arun Kumar Gupta, Sivakumaran Meenakshisunderam
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Patent number: 7557247Abstract: The invention provides a novel ?2 adrenergic receptor agonist in crystalline salt form. The invention also provides pharmaceutical compositions comprising the novel ?2 adrenergic receptor agonist in crystalline salt form, formulations containing the pharmaceutical compositions, methods of using the crystalline salt to treat diseases associated with ?2 adrenergic receptor activity, and processes useful for preparing such crystalline compounds.Type: GrantFiled: May 26, 2004Date of Patent: July 7, 2009Assignee: Theravance, Inc.Inventors: Ioanna Stergiades, Edward Yost
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Publication number: 20090060922Abstract: The compound of formula (I) is a water-stable, long acting ?2-selective adrenoceptor agonist useful as a bronchodilator in the treatment of bronchoconstriction associated with reversible obstructive airways diseases and the like.Type: ApplicationFiled: August 22, 2008Publication date: March 5, 2009Applicant: Sepracor Inc.Inventors: Craig R. Abolin, H. Scott Wilkinson, Paul McGlynn, William K. McVicar
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Patent number: 7268252Abstract: Disclosed herein are novel binaphthol derivatives and methods for the optical resolution of amino acids or amino alcohols and for the optical transformation of D, L-forms of amino acids using the same.Type: GrantFiled: January 30, 2006Date of Patent: September 11, 2007Assignee: Green of Life Co., Ltd.Inventors: Kwan Mook Kim, Won Woo Nam, Hyun Jung Park, Jik Chin
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Patent number: 7173152Abstract: The present invention provides a method for the reductive acetamidation of an aryl nitro compound by reacting a substituted acid with an aryl nitro compound and adding a catalytic amount of a base with the substituted acid and the aryl nitro compound to form an acetamidation aryl nitro compound. The acetamidation aryl nitro compound is then purified.Type: GrantFiled: August 19, 2005Date of Patent: February 6, 2007Assignee: The Texas A&M University SystemInventors: Apurba Bhattacharya, Victor Suarez
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Patent number: 7169748Abstract: Novel compounds having the structure (I) where R=methyl, ethyl or propyl, R1=methyl or H, R2=methyl, ethyl or propyl, R3=methyl or H, R4=methyl or ethyl, R5?H or methyl, and where R3 and R5 are not both H, excluding N-ethyl-2-methyl-N-(3-methylphenyl) propanamide, can have desirable odour properties, typically of a tropical fruit, cassis character and find use in perfumes and perfumed productsType: GrantFiled: June 10, 2002Date of Patent: January 30, 2007Assignee: Quest International Services B.V.Inventors: Karl Andrew Dean Swift, Kim Joyce Yarwood
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Patent number: 6992218Abstract: A method for obtaining aqueous formulations with easily oxidizable active principles, notably phenols, stable over a prolonged period, comprising subjecting them to extreme deoxygenation by bubbling with an inert gas and/or placing wider vaccum, protecting them against possible resorption of oxygen by keeping them under an inert gas atmosphere, by filling, under inert gas, into bottles previously cleared of air by insufflation with inert gas, then subjecting them, while stoppering, to low pressure as obtained in the bottle, of 65,000 Pa maximum, to obtain aqueous solutions having a residual oxygen concentration in the solution below 2 ppm, and preferably of the order of 1 ppm and even 0.5 ppm useful as injectable preparations having an oxygen concentration in the solution below 2 ppm.Type: GrantFiled: June 6, 2001Date of Patent: January 31, 2006Assignee: Pharmatop SCRInventors: Francois Dietlin, Daniele Fredj
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Patent number: 6969775Abstract: A process of producing organic compounds, such as acetaminophen, nitroalcohols and indoles, employs a catalyst system of an oxyethylene ether and a metal containing inorganic or organic reagent. The oxyethylene ether at least partially complexes the metal of the inorganic or organic reagent. As such, the reactions may be conducted neat. The processes are environmentally friendly and operationally simple.Type: GrantFiled: September 19, 2003Date of Patent: November 29, 2005Assignee: The Texas A&M University SystemInventors: Apurba Bhattacharya, Gaurang L. Parmar, Vikram C. Purohit, Nitin C. Patel
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Patent number: 6964963Abstract: The present invention describes a process for preparing 4-amino-1-naphthol ethers which is characterized in that naphthol ethers are first prepared from 1-naphthols, the former are then converted to the corresponding 4-acetamino-1-naphthol ethers and then the acyl group is cleaved off, and further describes 4-acetamino-1-naphthol ethers obtained thereby.Type: GrantFiled: August 27, 2002Date of Patent: November 15, 2005Assignee: Bayer AktiengesellschaftInventors: Joachim Komoschinski, Herbert Diehl
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Patent number: 6888015Abstract: A inhibitor of sphingolipids synthesis comprising a compound represented by general formula A. Desirably, a novel inhibitor of sphingolipids synthesis comprising (1R, 3R) N-(3-hydroxy-1-hydroxymethyl-3-phenylpropyl) alkaneamide, wherein carbon number of alkanoyl group is 8-16. (in the formula, X is an aliphatic alkyl group, desirably is an aliphatic alkyl group having 7 to 15 carbon atoms).Type: GrantFiled: April 19, 2002Date of Patent: May 3, 2005Assignee: Japan Science and Technology AgencyInventors: Shu Kobayashi, Kentaro Hanada
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Patent number: 6706765Abstract: Aminoguanidine and alkoxyguanidine compounds, including compounds of the formula: wherein X is O or NR9 and R1-R4, R6-R9, R11, R12, Ra, Rb, Rc, Y, Z, n and m are set forth in the specification, as well as hydrates, solvates or pharmaceutically acceptable salts thereof, that inhibit proteolytic enzymes such as thrombin are described. Also described are methods for preparing the compounds of Formula I. The novel compounds of the present invention are potent inhibitors of proteases, especially trypsin-like serine proteases, such as chymotrypsin, trypsin, thrombin, plasmin and factor Xa. Certain of the compounds exhibit antithrombotic activity via direct, selective inhibition of thrombin, or are intermediates useful for forming compounds having antithrombotic activity.Type: GrantFiled: February 6, 2003Date of Patent: March 16, 2004Assignee: 3-Dimensional Pharmaceuticals, Inc.Inventors: Bruce E. Tomczuk, Richard M. Soll, Tianbao Lu, Cynthia L. Fedde, Carl R. Illig, Thomas P. Markotan, Thomas P. Stagnaro
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Patent number: 6657083Abstract: Disclosed is a 2-amino-5-acylamino-4-substituted-phenol compound having the structural formula I: wherein Y is a substituent group, and R′ is a ballast group. Also disclosed is a simplified method for preparing a photographic coupler using this compound.Type: GrantFiled: December 3, 2001Date of Patent: December 2, 2003Assignee: Eastman Kodak CompanyInventor: Chang-Kyu Kim
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Patent number: 6613943Abstract: Disclosed is a 4-acylamino-2-hydroxy-5-substituted-acylanilide compound having the structural formula I: wherein R is hydrogen or an alkyl group, Y is a group linked to the rest of the compound by a —O—, —S—, or —N— atom; and R′ is a substituent group. Also disclosed is a method of using the compound in making a cyan dye-forming photographic coupler.Type: GrantFiled: December 3, 2001Date of Patent: September 2, 2003Assignee: Eastman Kodak CompanyInventor: Chang-Kyu Kim
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Publication number: 20030113802Abstract: The present invention relates to systems and methods for generating polymorphs of compounds. In particular, the present invention provides high throughput systems and methods for generating and identifying new crystalline polymorphs that find use as improved drugs, pigments, explosives, nonlinear optical crystals, solid-state reactive compounds, and other polymorphic materials.Type: ApplicationFiled: October 11, 2002Publication date: June 19, 2003Applicant: The Regents of the University of MichiganInventors: Adam J. Matzger, Meidong Lang, Kibum Kim
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Patent number: 6576793Abstract: Disclosed are multibinding compounds which are &bgr;2 adrenergic receptor agonists and are useful in the treatment and prevention of respiratory diseases such as asthma and bronchitis. They are also useful in the treatment of nervous system injury and premature labor.Type: GrantFiled: August 14, 2000Date of Patent: June 10, 2003Assignee: Theravance, Inc.Inventors: Edmund J. Moran, John H. Griffin, Seok-Ki Choi
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Patent number: 6518310Abstract: Aminoguanidine and alkoxyguanidine compounds, including compounds of the formula: wherein X is O or NR9 and R1-R4, R6-R9, R11, R12, Ra, Rb, Rc, Y, Z, n and m are set forth in the specification, as well as hydrates, solvates or pharmaceutically acceptable salts thereof, that inhibit proteolytic enzymes such as thrombin are described. Also described are methods for preparing the compounds of Formula I. The novel compounds of the present invention are potent inhibitors of proteases, especially trypsin-like serine proteases, such as chymotrypsin, trypsin, thrombin, plasmin and factor Xa. Certain of the compounds exhibit antithrombotic activity via direct, selective inhibition of thrombin, or are intermediates useful for forming compounds having antithrombotic activity.Type: GrantFiled: March 16, 2001Date of Patent: February 11, 2003Assignee: 3-Dimensional Pharmaceuticals, Inc.Inventors: Bruce E. Tomczuk, Richard M. Soll, Tianbao Lu, Cynthia L Fedde, Carl R Illig, Thomas P. Markotan, Thomas P Stagnaro
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Patent number: 6372800Abstract: A benzene compound of the formula wherein each symbol is as defined in the specification; an optically active isomer or salt thereof, a medicinal composition containing the same, and an immunosuppressant containing the same as the active ingredient.Type: GrantFiled: October 19, 2000Date of Patent: April 16, 2002Assignee: Mitsubishi Pharma CorporationInventors: Tetsuro Fujita, Kunitomo Adachi, Toshiyuki Kohara, Masatoshi Kiuchi, Kenji Chiba, Koji Teshima, Tadashi Mishina
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Publication number: 20010011146Abstract: The present invention relates to a compound having the formula: 1Type: ApplicationFiled: April 23, 1998Publication date: August 2, 2001Inventors: TONG H. JOH, SUNGHEE CHO, CHUNG K. CHU, JINFA DU
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Patent number: 6255496Abstract: Selective inhibitors of the cPLA2 enzymes are provided which are of use in controlling a wide variety of inflammatory diseases.Type: GrantFiled: April 27, 1999Date of Patent: July 3, 2001Assignee: Bristol-Myers Squibb CompanyInventors: Jacques Banville, Yonghua Gai, Graham Johnson, Fred Christopher Zusi, James R. Burke
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Patent number: 6242609Abstract: A method for manufacturing a color coupler used in a silver halide photographic light-sensitive material using an ammonium trihalide. Said method for manufacturing the color coupler comprising the following step: a step for halogenating a coupling position of a four equivalent coupler using a halogenating agent, wherein said halogenating agent is said ammonium trihalide.Type: GrantFiled: April 7, 1999Date of Patent: June 5, 2001Assignee: Konica CorporationInventor: Fumio Ishii
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Patent number: 6242646Abstract: The present invention relates to a process for preparing 2,4-dichloro-5-hydroxyacetanilide by reacting 3-hydroxyacetanilide with sulfuryl chloride in the presence of from 3 to 30 parts by weight of an aliphatic carboxylic acid having from 1 to 6 carbon atoms per part by weight of 3-hydroxyacetanilide with vigorous mixing at from 20 to 100° , removing gaseous components from the reaction mixture, setting a ratio of from 1.0 to 6 parts by weight of aliphatic carboxylic acid per part by weight of 3-hydroxyacetanilide employed and removing 2,4-dichloro-5-hydroxyacetanilide as a solid.Type: GrantFiled: September 27, 2000Date of Patent: June 5, 2001Assignee: Clariant GmbHInventors: Frank Sistig, Hans-Jürgen Leitung, Stefan Krause