Patents by Inventor Kurt Hagenweiler

Kurt Hagenweiler 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).

  • Contact adhesives
    Patent number: 3935144
    Abstract: Polyurethane contact adhesives are produced without added solvent from polyols, amorphous thermoplastic tackifiers and 3-isocyanatomethyl-3,5,5-trimethyl-cyclohexylisocyanate and which can be applied solvent-free to a great variety of substrates.
    Type: Grant
    Filed: June 3, 1974
    Date of Patent: January 27, 1976
    Assignee: Badische Anilin- & Soda-Fabrik Aktiengesellschaft
    Inventors: Kurt Hagenweiler, Kurt Scholz