Granted Patent
Utility
US 5,286,135 · App. 07/936,420
Joinder of separable tubular structures utilizing preloaded O-ring
Inventor:
John James
Patented Case
View Patent ↗
Granted: Feb 15, 1994
Filed: Aug 27, 1992
Inventor
John James
Assignee (at issue)
LOCKHEED MARTIN CORPORATION
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.