Patents by Inventor Richard Bolstad

Richard Bolstad 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).

  • Flexographic printing on textiles
    Patent number: 4309179
    Abstract: A method of printing on textile with pigmented aqueous inks using the flexographic printing process. The printing inks contain water soluble acrylic resin, water soluble thermosetting aminoplast, and elastomeric latex polymer as pigment binder. The inks have a viscosity of 3 to 15 poises at infinite shear.
    Type: Grant
    Filed: July 24, 1980
    Date of Patent: January 5, 1982
    Assignee: Inmont Corporation
    Inventors: Arthur R. Heuser, Richard Bolstad