Patents by Inventor Bernard L. Williams

Bernard L. Williams 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).

  • Liquid absorbable copolymers for parenteral applications
    Patent number: 5653992
    Abstract: A sustained release parenteral composition comprising an admixture of at least one drug to be delivered in a therapeutically effective amount and a bioabsorbable lactone polymer containing one or more lactone monomers that is a liquid at body temperature, provided in an amount effective to sustain or extend the release rate of the drug and a method for administering said composition to an animal.
    Type: Grant
    Filed: April 26, 1995
    Date of Patent: August 5, 1997
    Assignee: Ethicon, Inc.
    Inventors: Rao S. Bezwada, Stephen C. Arnold, Shalaby W. Shalaby, Bernard L. Williams
  • Liquid absorbable copolymers for parenteral applications
    Patent number: 5631015
    Abstract: A sustained release parenteral composition comprising an admixture of at least one drug to be delivered in a therapeutically effective amount and a bioabsorbable lactone polymer containing one or more lactone monomers that is a liquid at body temperature, provided in an amount effective to sustain or extend the release rate of the drug and a method for administering said composition to an animal.
    Type: Grant
    Filed: May 20, 1996
    Date of Patent: May 20, 1997
    Assignee: Ethicon, Inc.
    Inventors: Rao S. Bezwada, Stephen C. Arnold, Shalaby W. Shalaby, Bernard L. Williams
  • Drug delivery system
    Patent number: 4317447
    Abstract: A drug delivery system comprising a soluble medicated polymer in the shape of a cartridge or capsule is described. The capsule is applied over a carrier and the drug is released upon disintegration of the cartridge after insertion into the vagina.
    Type: Grant
    Filed: July 19, 1979
    Date of Patent: March 2, 1982
    Assignee: Ortho Pharmaceutical Corporation
    Inventor: Bernard L. Williams
  • Method of making vaginal diaphragm
    Patent number: 4093490
    Abstract: This invention relates to an improved method of making a vaginal diaphragm. The diaphragm of the present invention is prepared from thermoplastic elastomers by means of injection molding.
    Type: Grant
    Filed: April 29, 1977
    Date of Patent: June 6, 1978
    Assignee: Ortho Pharmaceutical Corporation
    Inventors: George A. Ziets, Bernard L. Williams