Patents by Inventor Allan Sachs Hoffman

Allan Sachs Hoffman 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).

  • Bioadhesive composition
    Patent number: 6887960
    Abstract: A bioadhesive composition is disclosed which includes copolymer particles containing as polymerized units, terminally unsaturated acid-containing oligomers and ethylenically unsaturated nonionic monomers. A method of preparing the bioadhesive composition and a method of using the bioadhesive composition are also disclosed.
    Type: Grant
    Filed: February 5, 2001
    Date of Patent: May 3, 2005
    Assignee: Rohm and Haas Company
    Inventors: Hsing-Yeh Parker, Allan Sachs Hoffman
  • Bioadhesive composition
    Publication number: 20020007028
    Abstract: A bioadhesive composition is disclosed which includes copolymer particles containing as polymerized units, terminally unsaturated acid-containing oligomers and ethylenically unsaturated nonionic monomers. A method of preparing the bioadhesive composition and a method of using the bioadhesive composition are also disclosed.
    Type: Application
    Filed: February 5, 2001
    Publication date: January 17, 2002
    Inventors: Hsing-Yeh Parker, Allan Sachs Hoffman