Patents by Inventor Nouman A. Muhammad

Nouman A. Muhammad 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).

  • Pharmaceutical compositions of amlodipine and atorvastatin
    Publication number: 20030114497
    Abstract: A pharmaceutical composition comprising two components:
    Type: Application
    Filed: July 25, 2002
    Publication date: June 19, 2003
    Inventors: Laman Alani, Sadath U. Khan, Thomas MacNeil, Nouman A. Muhammad
  • Stable oral CI-981 formulation and process for preparing same
    Patent number: 6126971
    Abstract: An oral pharmaceutical composition is provided for treating hypercholestereolemia or hyperlipidemia containing an advantageous formulation for stabilizing the HMG-CoA coenzyme A inhibitor, CI-981 Hemi-Calcium, of formula (IA) ##STR1## with effective amounts of calcium carbonate. A method for preparing a CI-981 stabilizing composition is described.
    Type: Grant
    Filed: July 2, 1997
    Date of Patent: October 3, 2000
    Assignee: Warner-Lambert Company
    Inventors: Nancy Mills, Nouman A. Muhammad, Jay Weiss, Russell U. Nesbitt
  • Stable oral CI-981 formulation and process of preparing same
    Patent number: 5686104
    Abstract: An oral pharmaceutical composition is provided for treating hypercholestereolemia or hyperlipidemia containing an advantageous formulation for stabilizing the HMG-CoA coenzyme A inhibitor, CI-981 Hemi-Calcium, of formula (IA) ##STR1## with effective amounts of calcium carbonate. A method for preparing a CI-981 stabilizing composition is described.
    Type: Grant
    Filed: May 20, 1994
    Date of Patent: November 11, 1997
    Assignee: Warner-Lambert Company
    Inventors: Nancy Mills, Nouman A. Muhammad, Jay Weiss, Russell U. Nesbitt
  • Controlled release tacrine drug delivery systems and methods for preparing same
    Patent number: 5576022
    Abstract: The present invention pertains to controlled release tacrine drug delivery systems comprising an immediate release composition and a sustained release composition wherein (1) the immediate release composition comprises in percentages by weight of the immediate release composition: (A) immediate release pellets comprising: (a) nonpareil seeds in an amount from about 25% to about 75%; (b) tacrine in an amount from about 10% to about 80%; and (c) a binding agent in an amount from about 1% to about 10%; and (B) a sealing layer over the immediate release pellets comprising: (a) a sealing agent in an amount up to about 6%, and (b) a first plasticizing agent in an amount up to about 5%; and (2) the sustained release composition comprises in percentages by weight of the sustained release composition; (A) the immediate release composition; and (B) a sustaining layer over the immediate release composition comprising; (a) a water-insoluble polymer in an amount from about 40% to about 90%; (b) a water-soluble polymer in
    Type: Grant
    Filed: April 12, 1995
    Date of Patent: November 19, 1996
    Assignee: Warner Lambert Company
    Inventors: S. Shirley Yang, Wayne Boisvert, Nouman A. Muhammad, Jay Weiss