Patents Assigned to Polytherapeutics, Inc.
  • Publication number: 20120157536
    Abstract: This invention pertains to compositions and method for transdermal administration of non-steroidal anti-inflammatory and analgesic drugs (NSAID) for the treatment of inflammation and pain caused by conditions such as arthritis, degenerative joint disease, minor strains, pains, and contusions. This invention particularly relates to transdermal compositions comprising an NSAID, a bioadhesive graft copolymer, and a skin penetration enhancer, selected from pyrrolidone or its derivatives and dialkyl sulfoxides and combinations thereof.
    Type: Application
    Filed: December 15, 2011
    Publication date: June 21, 2012
    Applicant: Polytherapeutics, Inc.
    Inventor: Kishore R. SHAH
  • Patent number: 6068852
    Abstract: A two part, polymerizable, skin sealant or shield which cures in situ to form a custom made, solid, shaped, skin friendly barrier which absorbs aqueous fluids without disintegrating.
    Type: Grant
    Filed: December 11, 1997
    Date of Patent: May 30, 2000
    Assignee: Polytherapeutics, Inc.
    Inventor: Kishore R. Shah
  • Patent number: 5942243
    Abstract: This invention pertains to mucoadhesive compositions for the delivery of pharmacologically active agents, and to polymeric formulations that allow for a prolonged, sustained release of the active agents. More specically the invention pertains to compositions for the delivery of drugs to mucosal tissue, said composition comprising a drug or a plurality of drugs to be delivered and a thermoplastic graft copolymer, said graft copolymer being the reaction product of a polystyrene macromonomer having an ethylenically unsaturated functional group, and at least one acidic hydrophilic monomer having an ethylenically unsaturated functional group.
    Type: Grant
    Filed: May 12, 1998
    Date of Patent: August 24, 1999
    Assignee: Polytherapeutics, Inc.
    Inventor: Kishore R. Shah
  • Patent number: 5814329
    Abstract: This invention pertains to the vaginal delivery of pharmacologically active agents and to polymeric formulations that allow for a prolonged release of the active agents in the vaginal environment. More specically the invention pertains to compositions for the delivery of drugs intravaginally comprising a drug or a plurality of drugs to be delivered and a thermoplastic graft copolymer, said graft copolymer being the reaction product of a polystyrene macromonomer having an ethylenically unsaturated functional group and at least one hydrophilic monomer having an ethylenically unsaturated functional group.
    Type: Grant
    Filed: November 12, 1996
    Date of Patent: September 29, 1998
    Assignee: Polytherapeutics, Inc.
    Inventor: Kishore R. Shah