Granted Patent
Utility
US 5,988,605 · App. 09/056,852
Adjustable length gas spring
Inventors:
Frank Weisser, Herbert Wolf
Patented Case
View Patent ↗
Granted: Nov 23, 1999
Filed: Apr 8, 1998
Inventors
Frank Weisser
Herbert Wolf
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.