Patents by Inventor Berkeley Anton Jemmott

Berkeley Anton Jemmott 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).

  • Publication number: 20090209667
    Abstract: The present invention provides a method of recycling poly(vinyl butyral) resin and incorporating that poly(vinyl butyral) resin into laminated glass and other articles. Poly(vinyl butyral) resin is recovered from discarded laminated glass through a well defined process, as described herein as the present invention, that includes all or most of the steps of granulation of the laminated glass, solvent extraction of plasticizer and impurities, dissolution of poly(vinyl butyral), pre-filtration of insoluble contaminants, color removal via adsorption or bleaching, post-filtration of carbon particles, precipitation of poly(vinyl butyral), and washing, stabilization, and drying of poly(vinyl butyral) resin.
    Type: Application
    Filed: February 15, 2008
    Publication date: August 20, 2009
    Inventors: Helen Mackin Thompson, Berkeley Anton Jemmott