Granted Patent
Utility
US 5,589,152 · App. 08/466,878
Carbon fibrils, method for producing same and adhesive compositions containing same
Inventors:
Howard Tennent, James J. Barber, Robert Hoch
Patented Case
View Patent ↗
Granted: Dec 31, 1996
Filed: Jun 6, 1995
Inventors
Howard Tennent
James J. Barber
Robert Hoch
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.