Patents by Inventor Alfred R. Gilbert

Alfred R. Gilbert 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).

  • Polyphenylene polymers and methods for making the same
    Patent number: 4108942
    Abstract: High temperature polymers are prepared by effecting reaction in the presence of an alkyl aluminum halide-titanium halide catalyst between a difunctional acetylene compound and a monofunctional acetylene compound. These polymers can be used for making composites with heat-resistant fibers, such as graphite fibers, glass fibers, etc., useful in airplane construction and in turbines.
    Type: Grant
    Filed: March 22, 1972
    Date of Patent: August 22, 1978
    Assignee: General Electric Company
    Inventors: Alan J. Chalk, Alfred R. Gilbert