Patents by Inventor Theodore Atwood

Theodore Atwood 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).

  • Azeotrope-like compositions of pentafluoroethane and 1,1,1-trifluoroethane
    Patent number: 5211867
    Abstract: Azeotrope-like compositions comprising pentafluoroethane and 1,1,1-trifluoroethane are stable and have utility as refrigerants for heating and cooling.
    Type: Grant
    Filed: July 30, 1991
    Date of Patent: May 18, 1993
    Assignee: Allied-Signal Inc.
    Inventors: Ian R. Shankland, Theodore Atwood, Earl A. E. Lund, Hang T. Pham