Patents Represented by Attorney David R. Kurlandsky
  • Patent number: 6642256
    Abstract: Described are piperidines of Formula I and pharmaceutically acceptable salts thereof. The compounds of Formula I are antagonists of NMDA receptor channel complexes useful for treating cerebral vascular disorders such as, for example, stroke, cerebral ischemia, central nervous system disorders, depression, trauma, hypoglycemia, neurodegenerative disorders, anxiety, migraine headache, convulsions, Parkinson's disease, aminoglycoside antibiotics-induced hearing loss, psychosis, glaucoma, CMV retinitis, opioid tolerance or withdrawal, pain, especially chronic pain, neuropathic pain, or surgical pain, or urinary incontinence.
    Type: Grant
    Filed: November 30, 2001
    Date of Patent: November 4, 2003
    Assignee: Warner-Lambert Company LLC
    Inventors: Brian Edward Kornberg, Russell Andrew Lewthwaite, David Manning, Sham Shridhar Nikam, Ian Leslie Scott
  • Patent number: 6624313
    Abstract: A process of preparing compounds having the formula I: or an optical isomer or racemic or optically active mixture thereof, which are useful as selective kappa-receptor agonists.
    Type: Grant
    Filed: April 26, 2002
    Date of Patent: September 23, 2003
    Assignee: Warner-Lambert Company LLC
    Inventors: Keith M. DeVries, Michel A. Couturier, Brian M. Andresen, John L. Tucker, Fumitaka Ito
  • Patent number: 6607893
    Abstract: The present invention provides a method for measuring diacylglycerol acetyltransferase (DGAT) activity which utilizes a novel solvent system to reduce and/or eliminate the activities of related compounds. The present invention also discloses a method for determining whether a compound is useful for modulating DGAT biological activity. The method is capable of being utilized for mass screening of compounds as modulators of the biological activity of DGAT.
    Type: Grant
    Filed: December 19, 2001
    Date of Patent: August 19, 2003
    Assignee: Warner-Lambert Company
    Inventors: Randy Ranjee Ramharack, Mark Allan Spahr
  • Patent number: 6602886
    Abstract: The small nonpeptides of the instant invention are tachykinin antagonists. The compounds are highly selective and functional NK3 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: Grant
    Filed: June 21, 2002
    Date of Patent: August 5, 2003
    Assignee: Warner-Lambert Company
    Inventors: Michael Huai Gu Chen, Fu-Zon Chung, Helen Tsenwhei Lee
  • Patent number: 6566400
    Abstract: Cyclic amino acids, such as gabapentin and pregabalin, are used for treating physiological conditions associated with the use, or sequelae of use, of cocaine or other psychomotor stimulants and other addictive drugs/substances. Physiological conditions include stimulant-induced toxicities.
    Type: Grant
    Filed: August 29, 2000
    Date of Patent: May 20, 2003
    Assignee: Pfizer Inc.
    Inventors: Hyacinth Chi Akunne, Ann Elizabeth Corbin, David James Dooley, Alysia Latrese Green, Thomas Gary Heffner
  • Patent number: 6500837
    Abstract: Disclosed are compounds of the Formula I and pharmaceutically acceptable salts, esters, amides, and prodrugs thereof, wherein R1 is hydrogen, lower alkyl, COOR7, (un)substituted aryl, (un)substituted heteroaryl, (un)substituted arylalkyl, or (un)substituted heteroarylalkyl; R3 is hydrogen or lower alkyl; R2, R4, R5, and R6 independently represent hydrogen, halogen, lower alkyl, lower alkoxy, hydroxy, cyano, nitro, amino, mono- or dialkylamino, carboxy, alkoxycarbonyl, carbamoyl, sulfamoyl, trifluoromethyl, or alkylthio; R7 is hydrogen or lower alkyl; and R8 is hydrogen or oxo. Also provided is a method for selectively antagonizing the M4 muscarinic receptor and a method for treating Parkinson's disease.
    Type: Grant
    Filed: September 14, 2001
    Date of Patent: December 31, 2002
    Assignee: Warner-Lambert Company
    Inventors: Corinne Elizabeth Augelli-Szafran, Thomas M. Boehme
  • Patent number: 6495715
    Abstract: The present invention provides compounds that block calcium channels having the Formula I shown below. The present invention also provides methods of using the compounds of Formula I to treat stroke, cerebral ischemia, head trauma, or epilepsy and to pharmaceutical compositions that contain the compounds of Formula I.
    Type: Grant
    Filed: January 25, 2001
    Date of Patent: December 17, 2002
    Assignee: Warner-Lambert Company
    Inventors: Lain-Yen Hu, Michael Francis Rafferty, Todd Robert Ryder
  • Patent number: 6489352
    Abstract: Novel substituted amino acids of formula are disclosed and are useful as agents in the treatment of epilepsy, faintness attacks, hypokinesia, cranial disorders, neurodegenerative disorders, depression, anxiety, panic, pain, and neuropathological disorders. Processes for the preparation and intermediates useful in the preparation are also disclosed.
    Type: Grant
    Filed: August 8, 2001
    Date of Patent: December 3, 2002
    Assignee: Warner-Lambert Company
    Inventors: Justin Stephen Bryans, David Christopher Horwell, Jean-Marie Receveur
  • Patent number: 6472418
    Abstract: Non-peptide acetamide derivatives of Formula I are specific NK1 antagonist, where R is aryl, R1 and R2 are H or alkyl, m, n and q are integers from 0 to 4, X is NR8 or NHCONH, R3 and R9 are H or alkyl, R4 is naphthyl or indolyl, R5 and R2 are H or alkyl, and R6 is aryl. The compounds are useful agents for treating inflammatory and allergic disorders, pain, anxiety, depression, schizophrenia and emesis.
    Type: Grant
    Filed: June 18, 2001
    Date of Patent: October 29, 2002
    Assignee: Warner-Lambert Company
    Inventors: Mark Wallace Creswell, Michael Higginbottom, David Christopher Horwell, Russel Andrew Lewthwaite, Martyn Clive Pritchard, Jennifer Raphy
  • Patent number: 6469038
    Abstract: The present invention provides compounds that block calcium channels having the Formula I shown below. The present invention also provides methods of using the compounds of Formula I to treat stroke, cerebral ischemia, head trauma, asthma, amyotropic lateral sclerosis, or epilepsy and to pharmaceutical compositions that contain the compounds of Formula I.
    Type: Grant
    Filed: September 18, 2000
    Date of Patent: October 22, 2002
    Assignee: Warner-Lambert Company
    Inventors: Lain-Yen Hu, Michael Francis Rafferty, Todd Robert Ryder, Anthony Denver Sercel, Yuntao Song
  • Patent number: 6458781
    Abstract: The present invention provides compounds that block calcium channels and have the Formula I: The present invention also provides pharmaceutical compositions containing the compounds of Formula I and methods of using them to treat stroke, cerebral ischemia, head trauma, and epilepsy.
    Type: Grant
    Filed: October 25, 1999
    Date of Patent: October 1, 2002
    Inventors: David Thomas Connor, Lain-Yen Hu, Thomas Charles Malone, Michael Francis Rafferty, Bruce David Roth, Todd Robert Ryder, Anthony Denver Sercel, Yuntao Song
  • Patent number: 6455698
    Abstract: A process is disclosed for the preparation of a compound of formula A process is also disclosed for preparing a compound of formula
    Type: Grant
    Filed: October 4, 2001
    Date of Patent: September 24, 2002
    Assignee: Warner-Lambert Company
    Inventors: Brian Edward Kornberg, Sham Shridhar Nikam, Michael Francis Rafferty
  • Patent number: 6440997
    Abstract: (−)E-2-(3,4-dichlorocinnamyl)-1-cyclo-propylmethyl-piperidine of formula I: and its pharmaceutically acceptable salts, is useful for treating diarrhea in mammals. Also disclosed are pharmaceutical compositions, processes for preparing compounds of formula (I) and intermediates useful for preparing compounds of formula I.
    Type: Grant
    Filed: November 10, 1999
    Date of Patent: August 27, 2002
    Assignee: Warner-Lambert Company
    Inventors: Alain Calvet, Maria Chovet, Svein Dahl, Henry Jacobelli, Vassilia Theodorou, Pierre Riviere
  • Patent number: 6436974
    Abstract: The instant invention is a novel series of amino heterocycles useful in the treatment of epilepsy, faintness attacks, hypokinesia, cranial disorders, neurodegenerative disorders, depression, anxiety, panic, pain, neuropathological disorders, and sleep disorders. Processes for the preparation and intermediates useful in the preparation are also disclosed.
    Type: Grant
    Filed: November 30, 2001
    Date of Patent: August 20, 2002
    Assignee: Warner-Lambert Company
    Inventors: Thomas Richard Belliotti, Andrew John Thorpe, David Juergen Wustrow
  • Patent number: 6433178
    Abstract: The small nonpeptides of the instant invention are tachykinin antagonists. The compounds are highly selective and functional NK3 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: Grant
    Filed: June 4, 2001
    Date of Patent: August 13, 2002
    Assignee: Warner-Lambert Company
    Inventors: Michael Huai Gu Chen, Fu-Zon Chung, Helen Tsenwhei Lee
  • Patent number: 6426368
    Abstract: GABA analogs are useful to prevent and treat gastrointestinal damage and ethanol withdrawal syndrome. Preferred treatments employ gabapentin or pregabalin.
    Type: Grant
    Filed: March 13, 2001
    Date of Patent: July 30, 2002
    Assignees: Warner-Lambert Company, University of Oklahoma
    Inventors: Lionel Bueno, Maria Chovet, Laurent Diop, Antonio Guglietta, Hilary J. Little, Michael Francis Rafferty, Jiayuan Ren, Charles Price Taylor, Jr., William Patrick Watson
  • Patent number: 6423689
    Abstract: The present invention provides compounds that block calcium channels having the Formula I shown below. The present invention also provides methods of using the compounds of Formula I to treat stroke, cerebral ischemia, head trauma, or epilepsy and to pharmaceutical compositions that contain the compounds of Formula I.
    Type: Grant
    Filed: December 16, 1998
    Date of Patent: July 23, 2002
    Assignees: Warner-Lambert Company, Neurex Corporation
    Inventors: Richard John Booth, Louis Brogley, Wayne Livingston Cody, David Thomas Connor, Harriet Wall Hamilton, John Xiaoqiang He, Lain-Yen Hu, Leonard Joseph Lescosky, Thomas Charles Malone, Laszlo Nadasdi, Michael Francis Rafferty, Bruce David Roth, Diego F. Silva, Yuntao Song, Balazs G. Szoke, Laszlo Urge
  • Patent number: 6399847
    Abstract: The present invention relates to a method of purifying 1,3,5-triisopropylbenzene that comprises combining inpure 1,3,5-triisopropylbenzene with a sulfonating agent to form a reaction mixture, mixing the reaction mixture at a temperature in the range of about 0° C. to about 50° C., and collecting the purified 1,3,5-triisopropylbenzene.
    Type: Grant
    Filed: July 29, 1999
    Date of Patent: June 4, 2002
    Assignee: Warner-Lambert Company
    Inventors: Gretchen Crumbaugh, Dieter Schweiss, Jonathan Charles Walker
  • Patent number: 6362174
    Abstract: The present invention provides novel N-type calcium channel blockers, compositions comprising them, and methods of their use. The compounds of the invention are useful in the treatment of stroke, cerebral ischemia, pain, epilepsy, and head trauma.
    Type: Grant
    Filed: August 9, 2001
    Date of Patent: March 26, 2002
    Assignee: Warner-Lambert Company
    Inventors: Michael Francis Rafferty, Yuntao Song
  • Patent number: 6359005
    Abstract: This invention relates to the use of pregabalin and derivatives thereof for use in the treatment of mania and bipolar disorder.
    Type: Grant
    Filed: April 13, 2001
    Date of Patent: March 19, 2002
    Assignee: Warner-Lambert Company
    Inventor: Atul Chandra Pande