Granted Patent
Utility
US 5,691,054 · App. 08/428,496
Three dimensional macroscopic assemblages of randomly oriented carbon fibrils and composites containing same
Inventors:
Howard Tennent, Robert W. Hausslein, Nicholas Leventis, David Moy
Patented Case
View Patent ↗
Granted: Nov 25, 1997
Filed: Apr 27, 1995
Inventors
Howard Tennent
Robert W. Hausslein
Nicholas Leventis
David Moy
Assignee (at issue)
Hyperion Catalysis Int'l Inc.
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.