Patents by Inventor Sham Shridhar Nikam

Sham Shridhar Nikam 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).

  • Patent number: 7101886
    Abstract: This invention relates to compounds of the formula 1 wherein R1, R3, R4, X1, and X2 are defined as in the specification, pharmaceutical compositions containing them and their use in the treatment of central nervous system and other disorders.
    Type: Grant
    Filed: November 7, 2003
    Date of Patent: September 5, 2006
    Assignee: Warner Lambert Company
    Inventors: Stephen Sung Yong Cho, Jamie Marie Singer, James M. Graham, Tracy Fay Gregory, Harry Ralph Howard, Jr., Sham Shridhar Nikam, Michael Anthony Walters
  • Patent number: 6919377
    Abstract: Described are compounds of Formula I and Formula II and their pharmaceutically acceptable salts. The compounds of Formulas I and II 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.
    Type: Grant
    Filed: April 24, 2001
    Date of Patent: July 19, 2005
    Assignee: Warner Lambert Company LLC
    Inventors: Russell Joseph Deorazio, Sham Shridhar Nikam, Ian Leslie Scott, Brian Alan Sherer, Lawrence David Wise
  • Patent number: 6828341
    Abstract: Described are cyclohexylamine derivatives of Formula I and pharmaceutically acceptable salts thereof, wherein R1, g, *, R, V, B, E, Y, G, H, X1, and d are as defined in the description. The compounds of Formulas I, VI, and VIa are antagonists of NMDA receptor channel complexes useful for treating cerebral vascular disorders such as, for example, stroke, cerebral ischemia, trauma, hypoglycemia, anxiety, migraine headache, convulsions, Parkinson's disease, aminoglycoside antibiotics-induced hearing loss, psychosis, glaucoma, CMV retinitis, opioid tolerance or withdrawal, chronic pain, or urinary incontinence.
    Type: Grant
    Filed: March 27, 2002
    Date of Patent: December 7, 2004
    Assignee: Warner-Lambert Company
    Inventors: Russell Joseph DeOrazio, Sham Shridhar Nikam, Ian Leslie Scott, Brian Alan Sherer
  • Publication number: 20040186108
    Abstract: This invention relates to compounds of the formula 1 1
    Type: Application
    Filed: November 7, 2003
    Publication date: September 23, 2004
    Inventors: Stephen Sung Yong Cho, Jamie Marie Davis, James M. Graham, Tracy Fay Gregory, Harry Ralph Howard, Sham Shridhar Nikam, Michael Anthony Walters
  • 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: 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
  • Publication number: 20040138230
    Abstract: This invention relates to compounds of the formula 1 1
    Type: Application
    Filed: September 12, 2003
    Publication date: July 15, 2004
    Inventors: Tonja Lynn Andreana, Stephen Sung Yong Cho, James M. Graham, Tracy Fay Gregory, Harry Ralph Howard, Brian Edward Kornberg, Sham Shridhar Nikam, Derek Andrew Pflum
  • 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
  • Publication number: 20030236252
    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 specification. disease. The substituents are defined in the specification.
    Type: Application
    Filed: November 12, 2002
    Publication date: December 25, 2003
    Inventors: Sham Shridhar Nikam, Ian Leslie Scott, Brian Alan Sherer, Lawrence David Wise
  • Publication number: 20030236286
    Abstract: Described are compounds of Formula I and Formula II and their pharmaceutically acceptable salts. The compounds of Formulas I and II 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.
    Type: Application
    Filed: October 25, 2002
    Publication date: December 25, 2003
    Inventors: Russell Joseph Deorazio, Sham Shridhar Nikam, Ian Leslie Scott, Brian Alan Sherer, Lawrence David Wise
  • Publication number: 20030232810
    Abstract: Described are heterocycle-substituted cyclohexylamines of formula (I), and their 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, cerebral ischemia, cardiac arrest, stroke, and Parkinson's disease.
    Type: Application
    Filed: December 3, 2002
    Publication date: December 18, 2003
    Inventors: Russell Joseph Deorazio, Sham Shridhar Nikam, Ian Leslie Scott, Brian Alan Sherer, Lawrence David Wise
  • Publication number: 20030225164
    Abstract: Described are cyclohexylamine 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: Application
    Filed: December 2, 2002
    Publication date: December 4, 2003
    Inventors: Russell Joseph Deorazio, Sham Shridhar Nikam, Ian Leslie Scott, Brian Alan Sherer, Lawrence David Wise
  • 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
  • Publication number: 20030018021
    Abstract: Described are piperidines of Formula I 1
    Type: Application
    Filed: November 30, 2001
    Publication date: January 23, 2003
    Inventors: Brian Edward Kornberg, Russell Andrew Lewthwaite, David Manning, Sham Shridhar Nikam, Ian Leslie Scott
  • Publication number: 20030004212
    Abstract: Described are cyclohexylamine derivatives of Formula I 1
    Type: Application
    Filed: March 27, 2002
    Publication date: January 2, 2003
    Inventors: Russell Joseph DeOrazio, Sham Shridhar Nikam, Ian Leslie Scott, Brian Alan Sherer
  • 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
  • Publication number: 20020065415
    Abstract: Described are neuroprotective agents of Formula I 1
    Type: Application
    Filed: October 4, 2001
    Publication date: May 30, 2002
    Inventors: Brian Edward Kornberg, Sham Shridhar Nikam, Michael Francis Rafferty
  • Patent number: 6340758
    Abstract: Described are neuroprotective agents of Formula I wherein R is an amino acid or nitrogen heterocyclic ring which is saturated or unsaturated of from 5 to 8 members which may have additional oxygen or sulfur atoms therein. The other provisions or substituents are described in the specification.
    Type: Grant
    Filed: November 25, 1998
    Date of Patent: January 22, 2002
    Assignee: Warner-Lambert Company
    Inventors: Brian Edward Kornberg, Sham Shridhar Nikam, Michael Francis Rafferty
  • Patent number: 6268366
    Abstract: A novel series of substituted quinoxaline 2,3-diones useful as neuroprotective agents are taught. Novel intermediates, processes of preparation, and pharmaceutical compositions containing the compounds are also taught. The compounds are glutamate receptor antagonists and are useful in the treatment of stroke, cerebral ischemia, or cerebral infarction resulting from thromboembolic or hemorrhagic stroke, cerebral vasospasms, hypoglycemia, cardiac arrest, status epilepticus, perinatal asphyxia, anoxia, seizure disorders, pain, Alzheimer's, Parkinson's, and Huntington's Diseases.
    Type: Grant
    Filed: October 16, 2000
    Date of Patent: July 31, 2001
    Assignee: Warner-Lambert Company
    Inventor: Sham Shridhar Nikam
  • Patent number: 6191134
    Abstract: A novel series of substituted quinoxaline 2,3-diones useful as neuroprotective agents are taught. Novel intermediates, processes of preparation, and pharmaceutical compositions containing the compounds are also taught. The compounds are glutamate receptor antagonists and are useful in the treatment of stroke, cerebral ischemia, or cerebral infarction resulting from thromboembolic or hemorrhagic stroke, cerebral vasospasms, hypoglycemia, cardiac arrest, status epilepticus, perinatal asphyxia, anoxia, seizure disorders, pain, Alzheimer's, Parkinson's, and Huntington's Diseases.
    Type: Grant
    Filed: August 11, 1998
    Date of Patent: February 20, 2001
    Assignee: Warner-Lambert Company
    Inventor: Sham Shridhar Nikam