Granted Patent
Utility
US 5,620,067 · App. 08/508,542
Longitudinally adjustable gas spring with dual layered cylinder
Inventors:
Hans J. Bauer, Walter Bohm
Patented Case
View Patent ↗
Granted: Apr 15, 1997
Filed: Jul 28, 1995
Inventors
Hans J. Bauer
Walter Bohm
Assignee (at issue)
SUSPA GMBH
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.