Patents by Inventor Thomas C. Peterson

Thomas C. Peterson 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).

  • Synthesis of N,N',N",N'"-tetra-salicylidene pentaerythrityl tetramine
    Patent number: 3994972
    Abstract: An improved synthesis of N,N',N",N'"-tetra-salicylidene pentaerythrityl tetramine via pentaerythrityl benzene or toluene sulfonates.
    Type: Grant
    Filed: June 30, 1975
    Date of Patent: November 30, 1976
    Assignee: Horizons Incorporated, a division of Horizons Research Incorporated
    Inventors: Michael J. Seely, Thomas C. Peterson