Patents by Inventor Christopher Kulp

Christopher Kulp 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).

  • Method of papermaking using modified cationic starch
    Patent number: 5723023
    Abstract: The method of making paper wherein the use of a selected ether or ester modified, cationic starch as an additive in the papermaking wet end provides significantly improves retention and drainage properties particularly in alkaline microparticle containing systems.
    Type: Grant
    Filed: September 27, 1996
    Date of Patent: March 3, 1998
    Assignee: National Starch and Chemical Investment Holding Corporation
    Inventors: John Tsai, Walter Maliczyszyn, Teresa Capitani, Christopher Kulp