Patents by Inventor John R. Stetson

John R. Stetson 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).

  • Process for the preparation of a composite mat
    Patent number: 4618530
    Abstract: A process is disclosed for the preparation of a composite mat having smooth upper and lower faces which composite mat comprises a mat of fibrous material encapsulated within a resinous polymeric gel.
    Type: Grant
    Filed: February 12, 1986
    Date of Patent: October 21, 1986
    Assignee: Congoleum Corporation
    Inventor: John R. Stetson
  • Methods of obtaining deep through penetration of colorants into polyvinyl chloride compositions, and the resulting products
    Patent number: 4232076
    Abstract: Methods of obtaining deep through penetration of colorants into firmed printable gelled plastisol or sintered dry-blend polyvinyl chloride compositions which comprise: applying a transfer paper or other substrate coated with a sublimable disperse dye to the surface of a firmed printable gelled plastisol or sintered dry-blend polyvinyl chloride composition, wherein the polyvinyl chloride resin is in particulate form having an average particle size of from about 0.5 micron to about 420 microns and contains specified percentages of plasticizer and stabilizer; applying heat thereto in the range of from about 300.degree. F. to about 430.degree. F.
    Type: Grant
    Filed: November 13, 1978
    Date of Patent: November 4, 1980
    Assignee: Congoleum Corporation
    Inventors: John R. Stetson, Alan A. Graham, Rudolf Frisch