Patents by Inventor Raymond E. Dagger

Raymond E. Dagger 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).

  • STABLE SOLID ORAL DOSAGE CO-FORMULATIONS
    Publication number: 20110189297
    Abstract: Pharmaceutical compositions are provided that can act as boosters to improve the pharmacokinetics of drugs that undergo in vivo degradation by cytochrome P450 enzymes. Methods of inhibiting cytochrome P450 enzymes are provided that can be used for improving the treatment of diseases by preventing degradation of drugs or other molecules by cytochrome P450. Specifically, methods of inhibiting metabolic degradation of atazanavir sulphate for administering to a patient suffering from HIV infection are disclosed.
    Type: Application
    Filed: September 16, 2009
    Publication date: August 4, 2011
    Applicant: Sequicia Pharmaceuticals
    Inventors: Douglas N. Ludtke, Raymond E. Dagger
  • N, N-diethyl-8, 8-dipropyl-2-azaspiro?4.5! decane-2-propanamine
    Patent number: 5744495
    Abstract: An improved immumomodulatory agent, the dimaleate salt of N,N-diethyl-8,8-dipropyl-2-azaspiro?4.5!decane-2-propanamine.
    Type: Grant
    Filed: July 12, 1996
    Date of Patent: April 28, 1998
    Assignee: SmithKline Beecham Corporation
    Inventors: Raymond E. Dagger, Carolyn W. Grady
  • Intermediate for preparing a pharmaceutically active compound
    Patent number: 5719293
    Abstract: This invention relates to a compound of formula (I) and hydrates, solvates, and salts thereof.
    Type: Grant
    Filed: November 20, 1996
    Date of Patent: February 17, 1998
    Assignee: SmithKline Beecham Corporation
    Inventor: Raymond E. Dagger
  • Process for preparing intermediates for azatidine
    Patent number: 4954632
    Abstract: 3-(2-Phenethyl)-1-carbamoyloxypyridinium halide is an intermediate for the preparation of the antihistamine azatadine.
    Type: Grant
    Filed: February 10, 1989
    Date of Patent: September 4, 1990
    Assignee: SmithKline Beecham Corporation
    Inventors: Raymond E. Dagger, Linda A. Motyka
  • Certain 3-(2-phenethyl)-1-carbamoyloxypyridinium halide intermediates
    Patent number: 4843163
    Abstract: 3-(2-Phenethyl)-1-carbamoyloxypyridinium halide is an intermediate for the preparation of the antihistamine azatadine.
    Type: Grant
    Filed: December 2, 1987
    Date of Patent: June 27, 1989
    Assignee: SmithKline Beckman Corporation
    Inventors: Raymond E. Dagger, Linda A. Motyka