Granted Patent
Utility
US 4,644,988 · App. 06/575,431
High performance tire and tread compound for it
Inventors:
Shamim Ahmad, Larry Alan Kraus, Paul C. Staab
Patented Case
View Patent ↗
Granted: Feb 24, 1987
Filed: Jan 31, 1984
Inventors
Shamim Ahmad
Larry Alan Kraus
Paul C. Staab
Assignee (at issue)
B. F. Goodrich 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.