Patents by Inventor John J. Kupits

John J. Kupits 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).

  • Leach resistant antimicrobial fabric
    Patent number: 4721511
    Abstract: Leach-resistant antimicrobial fabrics are provided which comprise a non-woven substrate, e.g. cellulose, polyethylene or polypropylene; a non-leachable bioactive amount of a silicone quaternary amine, preferably 3-(trimethoxysilyl)-propyloctadecyl dimethyl ammonium chloride; and an organic titanate, preferably triethanolamine titanium chelate. If alcohol and water repellency are desired properties of the fabric, then the fabric further comprises a fluorocarbon repellent with an optional fluorocarbon extender.
    Type: Grant
    Filed: October 5, 1984
    Date of Patent: January 26, 1988
    Assignee: W. R. Grace & Co.
    Inventor: John J. Kupits