Granted Patent
Utility
US 5,722,520 · App. 08/621,927
Reaction surfaces for hydraulically actuated clutches
Inventor:
Charles E. Beyer
Patented Case
View Patent ↗
Granted: Mar 3, 1998
Filed: Mar 26, 1996
Inventor
Charles E. Beyer
Assignee (at issue)
Meritor Heavy Vehicle Systems Limited
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.