Granted Patent
Utility
US 4,597,565 · App. 06/644,498
Temperature compensated gas spring mechanism
Inventor:
Richard C. Smith
Patented Case
View Patent ↗
Granted: Jul 1, 1986
Filed: Aug 24, 1984
Inventor
Richard C. Smith
Assignee (at issue)
Fichtel & Sachs Industries, Inc.
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.