Patents by Inventor Fritz Evers

Fritz Evers 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).

  • Impact resistant safety glass panel
    Patent number: 4201828
    Abstract: Impact resistant glass laminates formed of at least one silicate glass panel and at least one polycarbonate panel bonded together by a methacrylate resin formed from at least 50% by weight of the polymerizable mixture of 2-ethylhexyl methacrylate.
    Type: Grant
    Filed: June 5, 1978
    Date of Patent: May 6, 1980
    Assignees: Deutsche Gold- und Silber-Scheideanstalt vormals Roessler, Fritz Evers
    Inventors: Wolfgang Triebel, Siegfried Hari, Hubert Koert, Fritz Evers
  • Bulletproof laminated safety glass and process for production
    Patent number: 4125669
    Abstract: Laminated safety glass wherein the adhesive binder used contains at least 50% by weight of 2-ethylhexylmethacrylate, 0.2 to 2% by weight of the binder of at least one alkylacyl peroxide and 0.005 to 0.5% by weight of the binder of at least one compound which contains a labile halogen atom, as solution in a phlegmatization agent, 0.01 to 10 ppm Cu.sup.++ -ions in the form of a copper salt soluble in the binder and 0.05 to 3% by weight of the binder of a .omega.-mercaptoalkyltrialkoxy silane.
    Type: Grant
    Filed: February 15, 1977
    Date of Patent: November 14, 1978
    Assignee: Deutsche Gold-und Silber-Scheideanstalt Vormals Roessler
    Inventors: Wolfgang Triebel, Siegfried Hari, Hubbert Koert, Fritz Evers