Patents by Inventor Richard Malmsten

Richard Malmsten 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).

  • Water soluble alcohol based nonwoven binder for water swellable, soluble or sensitive fibers
    Patent number: 5196470
    Abstract: An alcohol based, water soluble binder composition for nonwoven material made from water swellable, water soluble or water sensitive fibers and related substances is provided comprising a substantially anhydrous solution of an acrylic polymeric resin, and an alcohol diluent. The water soluble binder composition effectively binds water swellable, water soluble or water sensitive fibers into a nonwoven material such as a fabric; the nonwoven material comprising a nonwoven web of a water swellable, soluble or sensitive fiber component.
    Type: Grant
    Filed: March 1, 1991
    Date of Patent: March 23, 1993
    Assignee: H. B. Fuller Licensing & Financing Inc.
    Inventors: Stewart C. Anderson, Richard Malmsten