Granted Patent
Utility
US 4,740,145 · App. 07/073,611
Flash-free vented tire mold
Inventor:
Louis W. Shurman
Patented Case
View Patent ↗
Granted: Apr 26, 1988
Filed: Jul 15, 1987
Inventor
Louis W. Shurman
Assignee (at issue)
The Firestone Tire & Rubber 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.