Granted Patent
Utility
US 4,674,340 · App. 06/820,064
System for determining the torque required to loosen a threaded cap
Inventors:
Daryl D. Burt, Monty E. Haskell
Patented Case
View Patent ↗
Granted: Jun 23, 1987
Filed: Jan 21, 1986
Inventors
Daryl D. Burt
Monty E. Haskell
Assignee (at issue)
Adolph Coors 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.