Patents by Inventor Donald E. Lueddecke

Donald E. Lueddecke 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).

  • Acrylic copolymeric coating composition
    Patent number: 4279789
    Abstract: A polyvinyl chloride surface, such as plasticized polyvinyl chloride telephone cord jacket, is coated with a coating formulation comprising a medium molecular weight methyl methacrylate copolymer, cellulose acetate butyrate and a carbalkoxy benzyl phthalate plasticizer. The coating affords good adhesion, fast drying and stain resistance.
    Type: Grant
    Filed: March 3, 1980
    Date of Patent: July 21, 1981
    Assignees: Western Electric Company, Inc., Bell Telephone Laboratories, Inc.
    Inventors: Donald E. Lueddecke, John J. Mottine, Jr., William C. Vesperman
  • Telephone cords
    Patent number: 4227042
    Abstract: A polyvinyl chloride surface, such as plasticized polyvinyl chloride telephone cord jacket, is coated with a coating formulation comprising a medium molecular weight methyl methacrylate copolymer, cellulose acetate butyrate and a carbalkoxy benzyl phthalate plasticizer. The coating affords good adhesion, fast drying and stain resistance.
    Type: Grant
    Filed: December 7, 1978
    Date of Patent: October 7, 1980
    Assignees: Western Electric Inc., Bell Telephone Laboratories, Incorporated
    Inventors: Donald E. Lueddecke, John J. Mottine, Jr., William C. Vesperman