Granted Patent
Utility
US 4,729,694 · App. 06/879,923
TLP marine riser tensioner
Inventor:
George W. Peppel
Patented Case
View Patent ↗
Granted: Mar 8, 1988
Filed: Jun 30, 1986
Inventor
George W. Peppel
Assignee (at issue)
Lockheed 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.