Granted Patent
Utility
US 4,487,739 · App. 06/208,024
Hydraulic shock absorbers
Inventors:
Gordon Bryce Thatcher, Daniel F. Davidson
Patented Case
View Patent ↗
Granted: Dec 11, 1984
Filed: Nov 18, 1980
Inventors
Gordon Bryce Thatcher
Daniel F. Davidson
Assignee (at issue)
United Kingdom Atomic Energy Authority
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.