Patents by Inventor Ben-Ami Feit

Ben-Ami Feit 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).

  • Living cationic polymerization of alkyl vinyl ethers
    Patent number: 5196491
    Abstract: This invention relates to a process for the living cationic polymerization of vinylic unsaturated compounds containing electron donating substituents resulting in polymers of narrow molecular weight distribution.
    Type: Grant
    Filed: November 25, 1988
    Date of Patent: March 23, 1993
    Assignee: E. I. Du Pont de Nemours and Company
    Inventors: Chang Cho, Ben-Ami Feit, Owen W. Webster