Granted Patent
Utility
US 4,596,383 · App. 06/582,063
Gas spring with secondary lock
Inventor:
Timothy L. Howard
Patented Case
View Patent ↗
Granted: Jun 24, 1986
Filed: Feb 21, 1984
Inventor
Timothy L. Howard
Assignee (at issue)
Gas Spring Company, Division of 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.