Patents by Inventor Thomas W. Chamness

Thomas W. Chamness 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).

  • Compositions for treating corns, calluses and warts
    Patent number: 5702694
    Abstract: Topical compositions for the treatment of corns, calluses and warts comprising a benzenediol or a substituted 1,2-benzenediol and a pharmaceutically acceptable carrier, are described.
    Type: Grant
    Filed: February 12, 1996
    Date of Patent: December 30, 1997
    Assignee: Schering-Plough HealthCare Products, Inc.
    Inventor: Thomas W. Chamness
  • Compositions for treating corns and calluses
    Patent number: 5686083
    Abstract: Topical compositions for the treatment of corns and calluses comprising a 4 carbon .alpha.-keto acid and a pharmaceutically acceptable carrier, are described.
    Type: Grant
    Filed: August 11, 1995
    Date of Patent: November 11, 1997
    Assignee: Schering-Plough HealthCare Products Inc.
    Inventor: Thomas W. Chamness
  • Compositions for treating corns and calluses
    Patent number: 5547989
    Abstract: Topical compositions in gel form for the treatment of corns and calluses comprising a 7 to 13 carbon dicarboxylic acid and a pharmaceutically acceptable carrier, are described.
    Type: Grant
    Filed: September 9, 1994
    Date of Patent: August 20, 1996
    Assignee: Schering-Plough Healthcare Products, Inc.
    Inventor: Thomas W. Chamness