Patents by Inventor Alfred B. Zimmerman

Alfred B. Zimmerman 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).

  • Surface hydrolyzed olefin-vinyl ester container coatings
    Patent number: 4379188
    Abstract: A container is provided with a coating having a frosty appearance comprising an olefin-vinyl ester copolymer the exterior surface of which is hydrolyzed following application of the coating to the exterior surface container. Surface hydrolysis of the olefin-vinyl ester coating significantly improves container-to-container lubricity without appreciably affecting the mechanical properties of the coating.
    Type: Grant
    Filed: September 17, 1981
    Date of Patent: April 5, 1983
    Assignee: National Distillers & Chemical Corp.
    Inventors: Alfred B. Zimmerman, Leroy J. Memering