Patents by Inventor William Howson
William Howson has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
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Patent number: 8415310Abstract: This invention recites isoxazoline substituted azetidine derivatives of Formula (1) stereoisomers thereof, veterinarily acceptable salts thereof, compositions thereof, and their use as a parasiticide in mammals and birds. R1a, R1b, R1c, R2, R3, R4, R6, and n are as described herein.Type: GrantFiled: August 4, 2011Date of Patent: April 9, 2013Assignee: AH USA 42 LLCInventors: Valerie A. Vaillancourt, Nathan Anthony Logan Chubb, Michael Curtis, William Howson, Graham M. Kyne, Sanjay Menon, Susan M. K. Sheehan, Donald J. Skalitzky, John A. Wendt
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Publication number: 20120035122Abstract: This invention recites isoxazoline substituted azetidine derivatives of Formula (1) stereoisomers thereof, veterinarily acceptable salts thereof, compositions thereof, and their use as a parasiticide in mammals and birds. R1a, R1b, R1c, R2, R3, R4, R6, and n are as described herein.Type: ApplicationFiled: August 4, 2011Publication date: February 9, 2012Inventors: Valerie A. Vaillancourt, Nathan Anthony Logan Chubb, Michael Curtis, William Howson, Graham M. Kyne, Sanjay Menon, Susan M. K. Sheehan, Donald J. Skalitzky, John A. Wendt
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Publication number: 20100010093Abstract: The present invention relates to compounds of the formula (I) or a tautomer or prodrug thereof, or a pharmaceutically acceptable salt of said compound, tautomer or prodrug, wherein: R1, R2, R3, R4 and R5 are each independently selected from H, halo, CN, CF3 and CONH2; compositions containing such compounds and the uses of such compounds as antiparasitic agents.Type: ApplicationFiled: September 15, 2009Publication date: January 14, 2010Applicant: PFIZER LIMITEDInventors: Stuart Nicholas Comlay, Joanne Clare Hannam, William Howson, Christelle Lauret, Yogesh Anil Sabnis
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Patent number: 7608604Abstract: The present invention relates to compounds of the formula (I) or a tautomer or prodrug thereof, or a pharmaceutically acceptable salt of said compound, tautomer or prodrug, wherein: R1, R2, R3, R4 and R5 are each independently selected from H, halo, CN, CF3 and CONH2; compositions containing such compounds and the uses of such compounds as antiparasitic agents.Type: GrantFiled: February 8, 2008Date of Patent: October 27, 2009Assignee: Pfizer LimitedInventors: Stuart Nicholas Comlay, Joanne Clare Hannam, William Howson, Christelle Lauret, Yogesh Anil Sabnis
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Publication number: 20080194694Abstract: The present invention relates to compounds of the formula (I) or a tautomer or prodrug thereof, or a pharmaceutically acceptable salt of said compound, tautomer or prodrug, wherein: R1, R2, R3, R4 and R5 are each independently selected from H, halo, CN, CF3 and CONH2; compositions containing such compounds and the uses of such compounds as antiparasitic agents.Type: ApplicationFiled: February 8, 2008Publication date: August 14, 2008Applicant: PFIZER LIMITEDInventors: Stuart Nicholas Comlay, Joanne Clare Hannam, William Howson, Christelle Lauret, Yogesh Anil Sabnis
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Patent number: 5981755Abstract: The invention concerns tachykinin antagonists. The compounds are nonpeptides which have utility in treating disorders mediated by tachykinins. Such disorders are respiratory, inflammatory, gastrointestinal, ophthalmic, allergies, pain, vascular, diseases of the central nervous system, and migraine. Methods of preparing compounds and novel intermediates are also included. The compounds are expected to be especially useful in asthma and rheumatoid arthritis.Type: GrantFiled: October 8, 1998Date of Patent: November 9, 1999Assignee: Warner-Lambert CompanyInventors: David Christopher Horwell, William Howson, Martyn Clive Pritchard, Edward Roberts, David Charles Rees
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Patent number: 5856354Abstract: The invention concerns tachykinin antagonists. The compounds are neopeptides which have utility in treating disorders mediated by tachykinins. Such disorders are respiratory, inflammatory, gastrointestinal, ophthalmic, allergies, pain, vascular, diseases of the central nervous system, and migraine. Methods of preparing compounds and novel intermediates are also included. The compounds are expected to be especially useful in asthma and rheumatoid arthritis.Type: GrantFiled: October 17, 1997Date of Patent: January 5, 1999Assignee: Warner-Lambert CompanyInventors: David Christopher Horwell, William Howson, Martyn Clive Pritchard, Edward Roberts, David Charles Rees
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Patent number: 5767088Abstract: The small compounds of the instant invention are tachykinin antagonists. The compounds are highly selective and functional NK.sub.3 antagonists expected to be useful in the treatment of pain, depression, anxiety, panic, schizophrenia, neuralgia, addiction disorders, inflammatory diseases, gastrointestinal disorders, vascular disorders, and neuropathological disorders.Type: GrantFiled: September 4, 1996Date of Patent: June 16, 1998Assignee: Warner-Lambert CompanyInventors: David Christopher Horwell, William Howson, Martyn Clive Pritchard, Jennifer Raphy
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Patent number: 5716979Abstract: The invention concerns tachykinin antagonists. The compounds are nonpeptides which have utility in treating disorders mediated by tachykinins. Such disorders are respiratory, inflammatory, gastrointestinal, ophthalmic, allergies, pain, vascular, diseases of the central nervous system, and migraine. Methods of preparing compounds and novel intermediates are also included.The compounds are expected to be especially useful in asthma and rheumatoid arthritis.Type: GrantFiled: October 8, 1996Date of Patent: February 10, 1998Assignee: Warner-Lambert CompanyInventors: David Christopher Horwell, William Howson, Martyn Clive Pritchard, Edward Roberts, David Charles Rees
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Patent number: 5610176Abstract: The invention concerns tachykinin antagonists. The compounds are alcohols, amines and prodrugs of nonpeptides which have utility in treating disorders mediated by tachykinins. Such disorders are respiratory, inflammatory, gastrointestinal, ophthalmic, allergies, pain, vascular, diseases of the central nervous system, and migraine. Methods of preparing compounds and novel intermediates are also included.The compounds are expected to be especially useful in asthma, multiple sclerosis, rheumatoid arthritis, the management of pain, migraine, and antiemetic agents.Type: GrantFiled: September 7, 1995Date of Patent: March 11, 1997Assignee: Warner-Lambert CompanyInventors: David C. Horwell, William Howson, Martyn C. Pritchard
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Patent number: 5610145Abstract: The small compounds of the instant invention are tachykinin antagonists. The compounds are highly selective and functional NK.sub.3 antagonists expected to be useful in the treatment of pain, depression, anxiety, panic, schizophrenia, neuralgia, addiction disorders, inflammatory diseases, gastrointestinal disorders, vascular disorders, and neuropathological disorders.Type: GrantFiled: November 29, 1994Date of Patent: March 11, 1997Assignee: Warner-Lambert CompanyInventors: David C. Horwell, William Howson, Martyn C. Pritchard, Jennifer Raphy
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Patent number: 5594022Abstract: The invention concerns tachykinin antagonists. The compounds are nonpeptides which have utility in treating disorders mediated by tachykinins. Such disorders are respiratory, inflammatory, gastrointestinal, ophthalmic, allergies, pain, vascular, diseases of the central nervous system, and migraine. Methods of preparing compounds and novel intermediates are also included.The compounds are expected to be especially useful in asthma and rheumatoid arthritis.Type: GrantFiled: November 29, 1994Date of Patent: January 14, 1997Assignee: Warner-Lambert CompanyInventors: David C. Horwell, William Howson, Martyn C. Pritchard, Edward Roberts, David C. Rees
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Patent number: 5554644Abstract: The compounds of the instant invention are ligands for the NK.sub.2 receptor. The compounds are modified at the C-terminus to provide various amide isostere derivatives expected to be useful in treating obesity, anxiety, gastrointestinal ulcers, pain, stroke, and inflammation. Pharmaceutical compositions and methods of using the compounds are also included.Type: GrantFiled: June 8, 1994Date of Patent: September 10, 1996Assignee: Warner-Lambert CompanyInventors: David C. Horwell, William Howson, Simon Osborne
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Patent number: 5047418Abstract: A pharmaceutical composition is described which comprises a pharmaceutically acceptable carrier and a compound of the formula (1): ##STR1## or a pharmaceutically acceptable salt thereof wherein X is CH.sub.2 or S, in an amount sufficient to stimulate selectively histamine H.sub.3 -receptors.Type: GrantFiled: July 20, 1990Date of Patent: September 10, 1991Assignee: Smith Kline & French Laboratories LimitedInventor: William Howson