Patents by Inventor Guy R. Wallin

Guy R. Wallin 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 treatment of cellulose acetate fiber
    Patent number: 4612013
    Abstract: Cellulose acetate fibers are treated with hot aqueous or ethanolic solutions of o-phenylenediamine, triethylene tetramine or toluene diamine to improve the wrinkle resistance of fabrics, increase moisture regain, reduce static accumulation, and increase affinity for acid dyes.
    Type: Grant
    Filed: April 15, 1985
    Date of Patent: September 16, 1986
    Inventor: Guy R. Wallin