Patents by Inventor Philip Earl Cothran

Philip Earl Cothran 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: 5776871
    Abstract: Provided is a anti-dandruff shampoo composition comprising: (a) from about 8% to about 40%, by weight, of detersive surfactant, said composition comprising from about 5% to about 40% of anionic detersive surfactant; (b) from about 0.05% to about 5%, by weight, of a dispersed, insoluble silicone conditioning agent; (c) from about 0.01% to about 1.0%, by weight, of a stabilizing agent for the silicone conditioning agent, said stabilizing agent being a shampoo soluble cationic polymer; (d) from about 50% to about 91.5%, by weight, water; wherein said shampoo composition is substantially free of suspending agents selected from the group consisting of crystalline suspending agents and anionic, nonionic, and amphoteric polymeric thickening agents.
    Type: Grant
    Filed: May 8, 1997
    Date of Patent: July 7, 1998
    Assignee: The Procter & Gamble Company
    Inventors: Philip Earl Cothran, Thomas Francis Gauthier, Timothy Woodrow Coffindaffer
  • Patent number: 5648323
    Abstract: Provided are high lathering, conditioning shampoo compositions with improved deposition of nonvolatile, insoluble, dispersed phase fluid conditioning agent, said compositions comprising: (a) from about 5% to about 29.5%, by weight, of anionic surfactant selected from the group consisting of alkyl sulfates and alkyl ethoxylated sulfates, acids thereof, and mixtures thereof; (b) from about 0.5% to about 5%, by weight, of N-acylamino acid anionic surfactant and salts thereof; (c) from about 0.05% to about 10%, by weight, of nonvolatile, insoluble fluid conditioning agent dispersed in said composition; (d) from about 0.
    Type: Grant
    Filed: February 21, 1996
    Date of Patent: July 15, 1997
    Assignee: The Procter & Gamble Company
    Inventors: Timothy Woodrow Coffindaffer, Philip Earl Cothran