Patents by Inventor Paul S. Spock

Paul S. Spock 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).

  • Threaded heatless concentrator
    Patent number: D312691
    Type: Grant
    Filed: December 16, 1987
    Date of Patent: December 4, 1990
    Assignee: Supelco, Inc.
    Inventor: Paul S. Spock
  • Short-tube heatless concentrator
    Patent number: D312875
    Type: Grant
    Filed: December 16, 1987
    Date of Patent: December 11, 1990
    Assignee: Supelco Incorporated
    Inventor: Paul S. Spock
  • Long-tube heatless concentrator
    Patent number: D312876
    Type: Grant
    Filed: December 16, 1987
    Date of Patent: December 11, 1990
    Assignee: Supelco Inc.
    Inventor: Paul S. Spock