Patents by Inventor David V. Strickler, Jr.

David V. Strickler, Jr. 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).

  • Environmentally non-persistant cellulose ester fibers
    Patent number: 6133439
    Abstract: This invention provides cellulose ester fibers having an intermediate degree of substitution per anhydroglucose unit (DS/AGU) along with pigments which act as photooxidation catalyst. The fibers are useful as filler materials for tobacco products. The filter materials thus provided are easily dispersible and biodegradable and do not persist in the environment.
    Type: Grant
    Filed: May 14, 1999
    Date of Patent: October 17, 2000
    Assignee: Eastman Chemical Company
    Inventors: Charles M. Buchanan, Robert M. Gardner, James E. Harris, Gether Irick, Jr., David V. Strickler, Jr.
  • Environmentally non-persistant cellulose ester fibers
    Patent number: 5970988
    Abstract: This invention provides cellulose ester fibers having an intermediate degree of substitution per anhydroglucose unit (DS/AGU) along with pigments which act as photooxidation catalysts. The fibers are useful as filter materials for tobacco products. The filter materials thus provided are easily dispersible and biodegradable and do not persist in the environment.
    Type: Grant
    Filed: September 25, 1995
    Date of Patent: October 26, 1999
    Assignee: Eastman Kodak Company
    Inventors: Charles M. Buchanan, Robert M. Gardner, James E. Harris, Gether Irick, Jr., David V. Strickler, Jr.