Granted Patent
Utility
US 4,744,187 · App. 07/007,059
Mechanical roof fastener
Inventor:
Scott Tripp
Patented Case
View Patent ↗
Granted: May 17, 1988
Filed: Jan 27, 1987
Inventor
Scott Tripp
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.