Patents Represented by Attorney Charles W. Ashbrook
  • Patent number: 6875765
    Abstract: The novel arylsulfonamide ether compounds, pharmaceutical compositions and uses thereof as inhibitors of interleukin-1? converting enzyme and other cysteine proteases in the ICE family are described. In one embodiment, the compound is described by the generalized structure: and pharmaceutically acceptable salts, esters, amides, and prodrugs thereof. In addition, methods of treating stroke, inflammatory diseases, septic shock, repurfusion injury, Alzheimer's disease, and shigellosis, using a compound of the invention or a pharmaceutical composition thereof, are described.
    Type: Grant
    Filed: May 10, 2002
    Date of Patent: April 5, 2005
    Assignee: Warner-Lambert Company
    Inventors: James Knobelsdorf, Sheryl Hays, Charles J. Stankovic, Kimberly S. Para, Michael K. Connolly, Paul Galatsis, William Harter, Aurash B. Shahripour, Mark Stephen Plummer, Beth Lunney, Bernd Janssen, Jay Bradford Fell
  • Patent number: 6861425
    Abstract: A compound of the formula: or a pharmaceutically acceptable salt thereof, wherein R1 is unsubstituted, mono-, di- or tri-substituted (C3-C11)cycloalkyl or (C3-C11)cycloalkenyl or the like, A is unsubstituted (C1-C7)alkyl or (C2-C5)alkenyl, hydroxy-(C1-C4)alkyl, (C1-C4)alkoxy-(C?O), or unsubstituted, mono-, di- or tri-substituted aryl, or aromatic-heterocyclic or the like, M is a covalent bond O, S, NH or the like, Y is 4- to 12-membered bicyclic-carbocyclic rings or 4- to 12-membered bicyclic-heterocyclic rings, or 5- to 17 membered spirocarbocyclic rings or 5- to 17-membered spiroheterocyclic rings or the like, Z1, Z2, Z3 and Z4 are hydrogen or the like, is disclosed. These compounds have ORL1-receptor agonist activity, and are thus useful as analgesics or the like in mammalian subjects.
    Type: Grant
    Filed: January 3, 2001
    Date of Patent: March 1, 2005
    Assignee: Pfizer, Inc.
    Inventors: Fumitaka Ito, Hirohide Noguchi, Yoriko Ohashi, Hirohisa Shimokawa
  • Patent number: 6835751
    Abstract: The compounds of the instant invention are bicyclic amino acids useful in the treatment of epilepsy, faintness attacks, hypokinesia, cranial disorders, neurodegenerative disorders, depression, anxiety, panic, pain, arthritis, neuropathological disorders, and sleep disorders. Processes for the preparation of the final products and intermediates useful in the process are included. Pharmaceutical compositions containing one or more of the compounds are also included.
    Type: Grant
    Filed: January 21, 2004
    Date of Patent: December 28, 2004
    Assignee: Warner-Dambert Company LLC
    Inventors: Justin Stephen Bryans, David Clive Blakemore, Simon Andrew Osborne, Jean-Marie Receveur
  • Patent number: 6794402
    Abstract: Described are bicycle-substituted cyclohexylamines of Formula I and their pharmaceutically acceptable salts thereof: The compounds are antagonists of NMDA receptor channel complexes useful for treating cerebral vascular disorders such as, for example, cerebral ischemia, cardiac arrest, stroke, and Parkinson's disease. The substituents are defined in the specification.
    Type: Grant
    Filed: November 12, 2002
    Date of Patent: September 21, 2004
    Assignee: Warner-Lambert Company
    Inventors: Sham Shridhar Nikam, Ian Leslie Scott, Brian Alan Sherer, Lawrence David Wise
  • Patent number: 6784208
    Abstract: The compounds of formula I-IV: wherein n is an integer of from 1 to 4, or pharmaceutically acceptable salts thereof are useful to prevent and treat visceral pain and gastrointestinal disorders.
    Type: Grant
    Filed: January 25, 2002
    Date of Patent: August 31, 2004
    Assignee: Warner-Lambert Company
    Inventors: Maria Chovet, Laurent Diop
  • Patent number: 6783952
    Abstract: Soluble &agr;2&dgr; sub-type polypeptides. Methods for cloning, expression and purification of freely soluble &agr;2&dgr; subtype polypeptides. A method for the screening of ligands which bind to soluble &agr;2&dgr; subtype polypeptides.
    Type: Grant
    Filed: September 16, 1999
    Date of Patent: August 31, 2004
    Assignee: Warner-Lambert Company
    Inventors: Jason Peter Brown, François Bertelli
  • Patent number: 6774242
    Abstract: The invention concerns a process for the preparation of N-aryl-aza-heterocycles of the general formula I by reaction of aza-heterocycles with activated aryl halides with use of caesium carbonate without addition of further catalysts at room temperature.
    Type: Grant
    Filed: February 7, 2002
    Date of Patent: August 10, 2004
    Assignee: Goedecke GmbH
    Inventors: Hubert Barth, Klaus Steiner, Simon Schneider, Ulrich Bayer, Manfred Westermayer, Ulrike Wolfsperger, Hans-Jürgen Betche
  • Patent number: 6765022
    Abstract: Described are cyclobexylamine derivatives of Formula I, Formula II, or Formula III and their pharmaceutically acceptable salts thereof: The compounds are antagonists of NMDA receptor channel complexes useful for treating cerebral vascular disorders such as, for example, cerebral ischemia, cardiac arrest, stroke, and Parkinson's disease. The substituents are described in the specification.
    Type: Grant
    Filed: December 2, 2002
    Date of Patent: July 20, 2004
    Assignee: Warner-Lambert Company
    Inventors: Russell Joseph Deorazio, Sham Shridhar Nikam, Ian Leslie Scott, Brian Alan Sherer, Lawrence David Wise
  • Patent number: 6740768
    Abstract: Process for the preparation of symmetrical and asymmetrical carbonates of the general formula I by reaction of alcohols of the general formula II and alkyl or aryl halides of the general formula III, R—OH  II R′—HAL  III with carbon dioxide and caesium carbonate at room temperature in dipolar aprotic solvents.
    Type: Grant
    Filed: July 22, 2002
    Date of Patent: May 25, 2004
    Assignee: Goedecke GmbH
    Inventors: Hubert Barth, Klaus Steiner, Simon Schneider, Ulrich Bayer, Manfred Westermayer, Ulrike Wolfsperger
  • Patent number: 6734306
    Abstract: This invention provides a compound of the formula (I): or the pharmaceutically acceptable salts thereof wherein X1 and X2 are halo; R1 and R2 are independently hydrogen or C1-4 alkyl; R3 and R4 are each hydrogen or halo; and R5 is (a) —C3-9 diazacycloalkyl optionally substituted with C5-11 azabicycloalkyl; (b) —C3-9 azacycloalkyl-NH—(C5-11 azabicycloalkyl optionally substituted with C1-4 alkyl); (c) —NH—C1-3 alkyl-C(O)—C5-11 diazabicycloalkyl; (d) —NH—C1-3 alkyl-C(O)—NH—C5-11 azabicycloalkyl, the C5-11 azabicycloalkyl being optionally substituted with C1-4 alkyl; (e) —C3-9 azacycloalkyl optionally substituted with C3-9 azacycloalkyl; or (f) —NH—C1-5 alkyl-NH—C(O)—C4-9 cycloalkyl-NH2. These compounds are useful for the treatment of medical conditions mediated by bradykinin such as inflammation, allergic rhinitis, pain, etc.
    Type: Grant
    Filed: December 5, 2001
    Date of Patent: May 11, 2004
    Assignee: Pfizer, Inc.
    Inventors: Yasuhiro Katsu, Makoto Kawai, Hiroki Koike, Seiji Nukui
  • Patent number: 6713490
    Abstract: This invention provides a compound which is (R)-6-[2-[4-(3-fluorophenyl)-4-hydroxy-1-piperidinyl]-1-hydroxyethyl]-3,4-dihydro-2(1H)-quinolinone or a pharmaceutically acceptable ester of such compound, or a pharmaceutically acceptable salt thereof. The compound is useful for the treatment of disease conditions caused by overactivation of NMDA NR2B receptor such of pain, stroke, traumatic brain injury, Parkinson's disease, Alzheimer's disease, depression, anxiety, migraine, or the like in mammalian, especially humans. This invention also provides a pharmaceutical composition comprising the above compound.
    Type: Grant
    Filed: April 14, 2003
    Date of Patent: March 30, 2004
    Assignee: Pfizer, Inc.
    Inventor: Mitsuhiro Kawamura
  • Patent number: 6710190
    Abstract: The invention is a novel series of compounds which are useful in the treatment of epilepsy, faintness attacks, neurodegenerative disorders, depression, anxiety, panic, pain, neuropathological disorders, gastrointestinal disorders such as irritable bowel syndrome (IBS), and inflammation, especially arthritis. A pharmaceutical composition containing a compound of the invention as well as methods of preparing the compounds and novel intermediates useful in the preparation of the final compounds are included.
    Type: Grant
    Filed: November 21, 2001
    Date of Patent: March 23, 2004
    Assignee: Warner-Lambert Company
    Inventor: Po-Wai Yuen
  • Patent number: 6710054
    Abstract: This invention provides a compound of the formula (I): or the pharmaceutically acceptable salts thereof, wherein Y1, Y2, Y3 and Y4 are independently selected from N, CH, etc.; R1 is H, C1-8 alkyl, etc.; Q1 is a 5-12 membered monocyclic or bicyclic aromatic ring optionally containing up to 4 heteroatoms selected from O, N, and S, etc.; A is 5-6 membered monocyclic aromatic ring optionally containing up to 3 heteroatoms selected form O, N and S, etc.; B is C1-6 alkylene optionally substituted with an oxo group, etc.; W is NH, O, etc.; R2 is H, C1-4 alkyl, etc.; Z is a 5-12 membered monocyclic or bicyclic aromatic ring optionally containing up to 3 heteroatoms selected form O, N and S, etc.; L is halo, C1-4 alkyl, etc.; m is 0, 1 or 2; R3 and R4 are independently selected from H and C1-4 alkyl; R5 is H, C1-4 alkyl; etc.; Q2 is a 5-12 membered monocyclic or bicyclic aromatic ring or tricyclic ring optionally containing up to 3 heteroatoms selected from O, N and S, etc.
    Type: Grant
    Filed: October 15, 2001
    Date of Patent: March 23, 2004
    Assignee: Pfizer Inc
    Inventors: Kazunari Nakao, Yoshiyuki Okumura, Miyako Matsumizu, Naomi Ueno, Yoshinobu Hashizume, Tomoki Kato, Akiyoshi Kawai, Yoriko Miyake, Seiji Nukui, Katsuhiro Shinjyo, Kana Taniguchi
  • Patent number: 6703522
    Abstract: GABA-related pro-drugs of the formula (III) are provided that when administered to humans or other mammals provide an increased duration of active compound in the plasma compared to compounds of corresponding structure in which labile groups are not present. The compounds are of the formula (III) In the above formula: P represents hydrogen or methyl; Q represents a labile amine- or amide-forming organic group that becomes removed in the human or animal body; R1 represents straight or branched C2-C6 alkyl, C3-C6 cycloalkyl or phenyl; R2 represents hydrogen or methyl; and R3 represents hydrogen, methyl or carboxyl; and R4 represents hydrogen or a labile ester-forming group selected from substituted and unsubstituted C1-C6 alkyl, benzyl and phenyl groups that become removed in the human or animal body. In the above formula when R1 is phenyl, R2, R3 and R4 are not simultaneously hydrogen.
    Type: Grant
    Filed: November 21, 2002
    Date of Patent: March 9, 2004
    Assignee: Warner-Lambert Company
    Inventors: David Clive Blakemore, Justin Stephen Bryans, Sophie Caroline Williams
  • Patent number: 6696426
    Abstract: There is provided a pharmaceutical preservative free composition suitable for topical administration to an eye, the composition comprising (a) an oxazolidinone antimicrobial drug, for example linezolid, in a therapeutically or prophylactically effective drug concentration that is above the practical limit of solubility of the drug in a substantially isotonic aqueous solution at a physiologically compatible pH, and (b) a pharmaceutically acceptable cyclodextrin compound in a concentration sufficient to maintain the drug in solution at such a drug concentration. The composition is particularly useful for the treatment and/or prevention of eye infections due to gram positive bacteria.
    Type: Grant
    Filed: February 22, 2002
    Date of Patent: February 24, 2004
    Assignee: Pharmacia Corporation
    Inventors: Satish K. Singh, Lisa A. Adams, Paramita Bandyopadhyay, Syed Hasan, Leslie C. Hawley, Sandra M. Sims
  • Patent number: 6689906
    Abstract: The invention is a novel series of cyclic amino acids which are useful in the treatment of epilepsy, faintness attacks, neurodegenerative disorders, depression, anxiety, panic, pain, neuropathological disorders, gastrointestinal disorders such as irritable bowel syndrome (IBS), and inflammation, especially arthritis. A pharmaceutical composition containing a compound of the invention as well as methods of preparing the compounds and novel intermediates useful in the preparation of the final compounds are included.
    Type: Grant
    Filed: April 19, 2002
    Date of Patent: February 10, 2004
    Assignee: Warner-Lambert Company
    Inventors: Justin Stephen Bryans, David Clive Blakemore, Simon Andrew Osborne, Jean-Marie Receveur
  • Patent number: 6686355
    Abstract: Inhibitors of MMP enzymes are cyclic sulfonamides of Formula I or a pharmaceutically acceptable salt thereof, and cyclic sulfonamides of Formula III or a pharmaceutically acceptable salt thereof, wherein R1 and R2 include hydrogen, alkyl, and substituted alkyl; R3 and R4 include hydrogen, halo, and alkyl; X is OH or NHOH: Z is (CH2)n: and Y is S, SO or SO2. The compounds of Formulas I and III are useful for the treatment of diseases mediated by an MMP enzyme, including cancer, osteoarthritis, rheumatoid arthritis, heart failure, and inflammation.
    Type: Grant
    Filed: February 13, 2002
    Date of Patent: February 3, 2004
    Assignee: Warner-Lambert Company
    Inventors: Nicole Chantel Barvian, Patrick Michael O'Brien, William Chester Patt, Drago Robert Sliskovic
  • Patent number: 6686499
    Abstract: The present invention relates to a method for making 2-N-phenylamino)benzoic acids by coupling a benzoic acid and an aniline using an alkaline metal hexamethyldisilazide as a base.
    Type: Grant
    Filed: August 20, 2001
    Date of Patent: February 3, 2004
    Assignee: Warner-Lambert Company
    Inventors: Michael Huai Gu Chen, Javier Magano
  • Patent number: 6683183
    Abstract: This invention relates to bicyclic heterocycles that inhibit cyclin-dependent kinase or tyrosine kinase enzymes, or both, and as such are useful to treat cell proliferative disorders such as angiogenesis, atherosclerosis, restenosis, and cancer as well as immunological disorders such as asthma, rheumatoid arthritis, autoimmune diabetes, and graft rejection associated with transplant surgery in mammals.
    Type: Grant
    Filed: October 3, 2001
    Date of Patent: January 27, 2004
    Assignee: Warner-Lambert Company
    Inventors: James Bernard Kramer, Howard Daniel Hollis Showalter
  • Patent number: 6683101
    Abstract: Described are heterocycle-substituted cyclohexylamines of formula (I), and their pharmaceutically acceptable salts thereof.
    Type: Grant
    Filed: December 3, 2002
    Date of Patent: January 27, 2004
    Assignee: Warner-Lambert Company
    Inventors: Russell Joseph Deorazio, Sham Shridhar Nikam, Ian Leslie Scott, Brian Alan Sherer, Lawrence David Wise