Patents by Inventor Charlotte Birnbaum geb. Schinko

Charlotte Birnbaum geb. Schinko 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).

  • Carrier materials impregnated with thermosetting resins, process for their manufacture and their use
    Patent number: 4246315
    Abstract: Described herein is a resin-cured carrier material and a process for preparing a resin-cured carrier material. The carrier material has two oppositely disposed major surfaces and a core therebetween, the core being impregnated with at least one heat-cured thermosetting resin and at least one of the two surfaces having a coating of at least one polymerization resin curable by U.V.-radiation, electron radiation or the radiation of radio-active isotopes.
    Type: Grant
    Filed: January 12, 1979
    Date of Patent: January 20, 1981
    Assignee: Sud-West Chemie GmbH
    Inventors: Otto Kopp, Helmut Holzer, Charlotte Birnbaum geb. Schinko