Granted Patent
Utility
US 4,913,209 · App. 07/080,842
Sealant product, laminate thereof, and pneumatic tire constructed therewith
Inventors:
Sung W. Hong, Philip J. Cangelosi
Patented Case
View Patent ↗
Granted: Apr 3, 1990
Filed: Aug 3, 1987
Inventors
Sung W. Hong
Philip J. Cangelosi
Assignee (at issue)
The Uniroyal Goodrich Tire Company
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.