Granted Patent
Utility
US 6,415,752 · App. 09/663,414
Captive volume accumulator for a lost motion system
Inventor:
Robb Janak
Patented Case
View Patent ↗
Granted: Jul 9, 2002
Filed: Sep 15, 2000
Inventor
Robb Janak
Assignee (at issue)
Diesel Engine Retarders, 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.