Granted Patent
Utility
US 6,735,952 · App. 10/238,526
Single pump lubrication and starter system
Inventor:
Andrew J. Olsen
Patented Case
View Patent ↗
Granted: May 18, 2004
Filed: Sep 10, 2002
Inventor
Andrew J. Olsen
Assignee (at issue)
Ingersoll Rand Energy Systems Corporation
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.