Granted Patent
Utility
US 6,135,434 · App. 09/231,257
Shock absorber with positive and negative gas spring chambers
Inventor:
John Marking
Patented Case
View Patent ↗
Granted: Oct 24, 2000
Filed: Jan 15, 1999
Inventor
John Marking
Assignee (at issue)
Fox Factory, 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.