Patents by Inventor Marihelen Hoppa-Willbrandt

Marihelen Hoppa-Willbrandt 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).

  • Antimicrobial hot melt adhesive
    Patent number: 6664309
    Abstract: Hot melt adhesive compositions suitable for a variety of applications, especially in nonwoven disposable articles, are prepared by blending various adhesive components with a bacteriostat. The bacteriostat is incorporated into the adhesive compositions in sufficient amounts to inhibit the growth of various microorganisms, particularly bacteria. The preferred bacteriostat is triclosan in amounts of 0.01% to 5% by weight.
    Type: Grant
    Filed: December 7, 2000
    Date of Patent: December 16, 2003
    Assignee: Bostik Findley, Inc.
    Inventors: Lacretia Svenningsen, Diane Strelow, Mark Alper, Marihelen Hoppa-Willbrandt
  • Antimicrobial hot melt adhesive
    Publication number: 20020115744
    Abstract: Hot melt adhesive compositions suitable for a variety of applications, especially in nonwoven disposable articles, are prepared by blending various adhesive components with a bacteriostat. The bacteriostat is incorporated into the adhesive compositions in sufficient amounts to inhibit the growth of various microorganisms, particularly bacteria. The preferred bacteriostat is triclosan in amounts of 0.01% to 5% by weight.
    Type: Application
    Filed: December 7, 2000
    Publication date: August 22, 2002
    Inventors: Lacretia Svenningsen, Diane Strelow, Mark Alper, Marihelen Hoppa-Willbrandt