Patents by Inventor Walter H. Alban

Walter H. Alban 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).

  • Flexible, internally pressurizable package, method of using same and liquid product packaged therein
    Patent number: 4997661
    Abstract: Disclosed is a flexible package made of plastic and capable of standing by itself, comprising a generally cylindrically-shaped body, comprised of a flexible plastic film; a first cover part at one end of the cylindrically-shaped body; and a second cover part at the opposite end of the cylindrically-shaped body, wherein the cover parts are bonded to the plastic film by heat-sealing. Also disclosed is a packaged liquid product, in particular a product under gas pressure, and a method for producing the packaged product.
    Type: Grant
    Filed: May 22, 1986
    Date of Patent: March 5, 1991
    Assignee: Hoechst Aktiengesellschaft
    Inventors: Horst Kromer, Rolf Mueller, Walter H. Alban, Klaus-Juergen Hiltmann