Patents by Inventor Janice T. Watson

Janice T. Watson 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).

  • Cleaning composition for removing viscid resinous organic matter
    Patent number: 5916857
    Abstract: A "stickie" remover cleaning composition consists of aliphatic petroleum distillate, d-limonene, and an aliphatic dibasic acid ester mixture containing approximately 59% dimethyl glutarate, 21% dimethyl adipate, and 20% dimethyl succinate for use in paper mill production. "Stickies" are resinous type organic materials predominately commonly found in de-inked secondary fiber. Secondary fiber is pulp derived from telephone books, computer paper, etc., and are more common in de-inked secondary fiber than in virgin pulp.
    Type: Grant
    Filed: November 17, 1997
    Date of Patent: June 29, 1999
    Assignee: Federal Service & Supply, Inc.
    Inventors: Janice T. Watson, John W. Faulk