Patents by Inventor Petra Nowak

Petra Nowak 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).

  • Pressure-sensitive adhesive composition and tapes
    Patent number: 6022914
    Abstract: The present invention relates to a pressure-sensitive adhesive composition containing a non-halogen, non-intumescent flame-retardant system comprising at least one flame-retardant agent with the provisos that the flame-retardant system does not comprise Sb.sub.2 O.sub.3 or does not consist only of alumina trihydrate.
    Type: Grant
    Filed: November 27, 1995
    Date of Patent: February 8, 2000
    Assignee: 3M Innovative Properties Company
    Inventors: Petra Nowak, Robert D. Waid, William D. Coggio
  • Flame retardant pressure-sensitive adhesives and tapes
    Patent number: 5851663
    Abstract: A pressure-sensitive adhesive composition comprises an adhesive selected from the group consisting of rubber resin adhesives and acrylic adhesives containing from about 10 to about 60% by weight of the adhesive of a non-halogen intumescent flame retardant.
    Type: Grant
    Filed: November 15, 1996
    Date of Patent: December 22, 1998
    Assignee: Minnesota Mining and Manufacturing Company
    Inventors: Keith P. Parsons, Mark R. Buckingham, James H. Diamond, Steven J. Ilkka, Petra Nowak