Granted Patent
Utility
US 6,403,696 · App. 08/420,330
Fibril-filled elastomer compositions
Inventors:
James J. Barber, Carl E. Snyder, Jr.
Patented Case
View Patent ↗
Granted: Jun 11, 2002
Filed: Apr 11, 1995
Inventors
James J. Barber
Carl E. Snyder, Jr.
Assignee (at issue)
Hyperion Catalysis International
This patent predates the USPTO's electronic file wrapper — prosecution documents from this era exist only in the Patent Office's paper records. A certified copy of the file history can be ordered from the USPTO's paper archives.