Patents Assigned to Pfizer Limited
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Patent number: 9163021Abstract: The present invention relates to compounds of Formula (I) and their pharmaceutically acceptable salts, wherein the substituents are as described herein, and their use in medicine, in particular as Trk antagonists.Type: GrantFiled: September 26, 2013Date of Patent: October 20, 2015Assignee: Pfizer LimitedInventors: Mark David Andrews, Sharanjeet Kaur Bagal, David Graham Brown, Karl Richard Gibson, Wolfgang Klute, Inaki Morao, Kiyoyuki Omoto, Thomas Ryckmans, Yogesh Sabnis, Sarah Elizabeth Skerratt, Paul Anthony Stupple
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Patent number: 9145407Abstract: The invention relates to new sulfonamide Nav1.7 inhibitors and pharmaceutically acceptable salts thereof, to their use in medicine, to compositions containing them, to processes for their preparation and to intermediates used in such processes. Nav 1.7 inhibitors are potentially useful in the treatment of a wide range of disorders, particularly pain.Type: GrantFiled: June 28, 2011Date of Patent: September 29, 2015Assignees: Pfizer Limited, Icagen, Inc.Inventors: Christopher John Markworth, Brian Edward Marron, David James Rawson, Robert Ian Storer, Nigel Alan Swain, Christopher William West, Shulan Zhou
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Publication number: 20150259327Abstract: The present invention relates to new sulfonamide URAT-1 inhibitor compounds of formula (I) or a pharmaceutically acceptable salt thereof: to compositions containing them, to processes for their preparation and to intermediates used in such processes, and to methods of treatment, wherein R1, R2, R3, R4, R5 and R6 are as defined in the description.Type: ApplicationFiled: May 27, 2015Publication date: September 17, 2015Applicant: PFIZER LIMITEDInventors: Robert Ian Storer, Nigel Alan Swain, Robert McKenzie Owen
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Publication number: 20150250785Abstract: The present invention relates to compounds of Formula (IA) and (IB) and their pharmaceutically acceptable salts, wherein the substituents are as described herein, and their use in medicine, in particular as Trk antagonists.Type: ApplicationFiled: September 26, 2013Publication date: September 10, 2015Applicant: Pfizer LimitedInventors: Mark David Andrews, Sharanjeet Kaur Bagal, Sarah Elizabeth Skerratt
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Publication number: 20150246912Abstract: The present invention relates to compounds of Formula (I) and their pharmaceutically acceptable salts, wherein the substituents are as described herein, and their use in medicine, in particular as Trk antagonists.Type: ApplicationFiled: September 26, 2013Publication date: September 3, 2015Applicant: Pfizer LimitedInventors: Mark David Andrews, Sharanjeet Kaur Bagal, David Graham Brown, Karl Richard Gibson, Wolfgang Klute, Inaki Morao, Kiyoyuki Omoto, Thomas Ryckmans, Yogesh Sabnis, Sarah Elizabeth Skerratt, Paul Anthony Stupple
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Patent number: 9102621Abstract: The invention relates to sulfonamide derivatives, to their use in medicine, to 5 compositions containing them, to processes for their preparation and to intermediates used in such processes. More particularly the invention relates to a new sulfonamide Nav1.7 inhibitors of formula (I): 10 X NH O S O O R1 R2 R5 R4 R3 Het1 (I) or a pharmaceutically acceptable salt thereof, wherein X, Het1, R1, R2, R3, R4 and R5 are as defined in the description. 15 Nav 1.7 inhibitors are potentially useful in the treatment of a wide range of disorders, particularly pain.Type: GrantFiled: July 4, 2011Date of Patent: August 11, 2015Assignee: Pfizer LimitedInventors: Alan Daniel Brown, David James Rawson, Robert Ian Storer, Nigel Alan Swain
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Publication number: 20150218172Abstract: The present invention relates to compounds of Formula (I) and their pharmaceutically acceptable salts, wherein the substituents are as described herein, and their use in medicine, in particular as Trk antagonists.Type: ApplicationFiled: September 26, 2013Publication date: August 6, 2015Applicant: Pfizer LimitedInventors: Mark David Andrews, Sharanjeet Kaur Bagal, David Graham Brown, Karl Richard Gibson, Kiyoyuki Omoto, Thomas Ryckmans, Yogesh Sabnis, Sarah Elizabeth Skerratt, Paul Anthony Stupple
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Patent number: 9096500Abstract: The invention relates to sulfonamide derivatives, to their use in medicine, to compositions containing them, to processes for their preparation and to intermediates used in such processes. More particularly the invention relates to a new sulfonamide Nav1.7 inhibitors of formula (I): or a pharmaceutically acceptable salt thereof, wherein X, Ar1, R1, R2, R3, R4 and R5 are as defined in the description. Nav 1.7 inhibitors are potentially useful in the treatment of a wide range of disorders, particularly pain.Type: GrantFiled: July 4, 2011Date of Patent: August 4, 2015Assignee: Pfizer LimitedInventors: Alan Daniel Brown, David James Rawson, Robert Ian Storer, Nigel Alan Swain
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Patent number: 9096558Abstract: The invention relates to sulfonamide derivatives, to their use in medicine, to compositions containing them, to processes for their preparation and to intermediates used in such processes. More particularly the invention relates to new sulfonamide Nav1.7 inhibitors of formula (I) or pharmaceutically acceptable salts thereof, wherein X, Y1, Y2, Z, R1, R2 and R3 are as defined in the description. Nav 1.7 inhibitors are potentially useful in the treatment of a wide range of disorders, particularly pain.Type: GrantFiled: July 1, 2011Date of Patent: August 4, 2015Assignees: Pfizer Limited, Icagen, Inc.Inventors: Benjamin Scott Greener, Brian Edward Marron, David Simon Millan, David James Rawson, Robert Ian Storer, Nigel Alan Swain
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Patent number: 9085517Abstract: The present invention relates to sulfonamide derivatives, of formula (I): or a pharmaceutically acceptable salts thereof, wherein X, Z, R1a, R1b, R2, R3, R4 and R5 are as defined in the description, and to their use in medicine, to compositions containing them, to processes for their preparation and to intermediates used in such processes. The compounds of formula (I) are Nav1.7 inhibitors useful in the treatment of a wide range of disorders, particularly pain.Type: GrantFiled: December 6, 2012Date of Patent: July 21, 2015Assignee: Pfizer LimitedInventors: David James Rawson, Robert Ian Storer, Nigel Alan Swain
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Patent number: 9079878Abstract: The present invention is directed to imidazole derivatives, to their use in medicine, to compositions containing them, to processes for their preparation and to intermediates used in such processes. More particularly the invention relates to a new imidazole NaV1.8 modulators of formula (I): or a pharmaceutically acceptable salt thereof, wherein R1, R2, R3, R4 and R5 are as defined in the description. NaV1.8 modulators are useful in the treatment of a wide range of disorders, particularly pain.Type: GrantFiled: October 15, 2012Date of Patent: July 14, 2015Assignee: Pfizer LimitedInventors: Sharanjeet Kaur Bagal, Mark Ian Kemp, Duncan Charles Miller, Yoshihisa Murata
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Patent number: 9067922Abstract: The present invention relates to new sulfonamide URAT-1 inhibitor compounds of formula (I) or a pharmaceutically acceptable salt thereof: to compositions containing them, to processes for their preparation and to intermediates used in such processes, and to methods of treatment, wherein R1, R2, R3, R4, R5 and R6 are as defined in the description.Type: GrantFiled: April 17, 2014Date of Patent: June 30, 2015Assignee: Pfizer LimitedInventors: Robert Ian Storer, Nigel Alan Swain, Robert McKenzie Owen
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Device for dispensing a plurality of unitary doses of dry powder, and inhaler comprising such device
Patent number: 9056175Abstract: Device for dispensing a plurality of unitary doses (2) of dry powder, includes at least one support comprising conduits each defining a flow path for an airstream carrying one of the unitary dose (2), the support having first (26) and second (27) members secured to one another so that a first conduit portion (29) of the first member faces a second conduit portions (43) of the second member to define one of the conduits, and a first separation portion (30) of the first member faces a second separation portions (45) of the second member, the support comprising a plurality of barrier-forming elements (31, 46) each arranged between corresponding first (30) and second (45) separation portions to prevent dry powder from passing from one of the conduits to one of the adjacent conduits.Type: GrantFiled: January 6, 2011Date of Patent: June 16, 2015Assignee: PFIZER LIMITEDInventors: Nicholas John Bowman, Declan Reilly -
Publication number: 20150159134Abstract: The invention relates to a method for producing retinal pigment epithelial cells.Type: ApplicationFiled: December 10, 2014Publication date: June 11, 2015Applicant: PFIZER LIMITEDInventors: PARUL CHOUDHARY, BEATA SURMACZ-CORDLE, HEATHER DAWN ELLEN FOX, PAUL JOHN WHITING
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Patent number: 8952008Abstract: The present invention relates to imidazopyridazine derivatives. More particularly, it relates to 4-(biphenyl-3-yl)-7H-imidazo[4,5-c]pyridazine derivatives of formula (I): and pharmaceutically acceptable salts thereof, wherein R1, R2, R3, R4 and R5 are as defined in the description. The imidazopyridazine derivatives of the present invention modulate the activity of the GABAA receptor. They are useful in the treatment of a number of conditions, including pain.Type: GrantFiled: December 12, 2013Date of Patent: February 10, 2015Assignee: Pfizer LimitedInventors: Kiyoyuki Omoto, Robert McKenzie Owen, David Cameron Pryde, Christine Ann Louise Watson, Mifune Takeuchi
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Patent number: 8927587Abstract: The invention relates to benzimidazole and imidazopyridine derivatives, to their use in medicine, to compositions containing them, to processes for their preparation and to intermediates used in such processes. More particularly the invention relates to new Nav1.8 modulators of formula (I) or pharmaceutically acceptable salts thereof, wherein R1, R2, R3, R4, R5, R6, R7. X and Y are as defined in the description. Nav1.8 modulators are potentially useful in the treatment of a wide range of disorders, particularly pain.Type: GrantFiled: January 29, 2013Date of Patent: January 6, 2015Assignee: Pfizer LImitedInventors: Sharanjeet Kaur Bagal, Alan Daniel Brown, Mark Ian Kemp, Wolfgang Klute, Laia Malet Sanz, Brian Edward Marron, Duncan Charles Miller, Sarah Elizabeth Skerratt, Mark J. Suto, Christopher William West
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Publication number: 20140364415Abstract: The present invention relates to compounds of Formula (I) and their pharmaceutically acceptable salts, wherein the substituents are as described herein, and their use in medicine, in particular as Trk antagonists.Type: ApplicationFiled: August 26, 2014Publication date: December 11, 2014Applicant: PFIZER LIMITEDInventors: Mark David Andrews, Sharanjeet Kaur Bagal, Karl Richard Gibson, Kiyoyuki Omoto, Thomas Ryckmans, Sarah Elizabeth Skerratt, Paul Anthony Stupple
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Patent number: 8907101Abstract: The present invention relates to compounds of the formula and pharmaceutically acceptable salts, solvates or tautomers thereof, to processes for the preparation of, intermediates used in the preparation of, and compositions containing such compounds, and the uses of such compounds, in particular for the treatment of pain.Type: GrantFiled: August 16, 2013Date of Patent: December 9, 2014Assignees: Pfizer Limited, Icagen, Inc.Inventors: Serge Beaudoin, Michael Christopher Laufersweiler, Christopher John Markworth, Brian Edward Marron, David Simon Millan, David James Rawson, Steven Michael Reister, Kosuke Sasaki, Robert Ian Storer, Paul Anthony Stupple, Nigel Alan Swain, Christopher William West, Shulan Zhou
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Patent number: 8895544Abstract: A method of treating a disease or condition for which a JAK inhibitor is indicated in a subject in need of such treatment, comprising administering to the subject a therapeutically effective amount of a compound of formula (I) or a pharmaceutically acceptable salt thereof, or a pharmaceutically acceptable solvate of said compound or pharmaceutically acceptable salt, and particularly, a method for the treatment of various inflammatory diseases, particularly psoriasis, asthma and COPD.Type: GrantFiled: September 30, 2013Date of Patent: November 25, 2014Assignee: Pfizer LimitedInventors: Jotham Wadsworth Coe, Christoph Martin Dehnhardt, Peter Jones, Steven Wade Korturn, Yogesh Anil Sabnis, Florian Michel Wakenhut, Gavin Alistair Whitlock
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Publication number: 20140315879Abstract: The present invention relates to sulfonamide derivatives, of formula (I): or a pharmaceutically acceptable salts thereof, wherein X, Z, R1a, R1b, R2, R3, R4 and R5 are as defined in the description, and to their use in medicine, to compositions containing them, to processes for their preparation and to intermediates used in such processes. The compounds of formula (I) are Nav1.7 inhibitors useful in the treatment of a wide range of disorders, particularly pain.Type: ApplicationFiled: December 6, 2012Publication date: October 23, 2014Applicant: PFIZER LIMITEDInventors: David James Rawson, Robert Ian Storer, Nigel Alan Swain