Granted Patent
Utility
US 4,744,338 · App. 07/017,670
Variable camshaft timing system
Inventor:
Samuel J. Sapienza, IV
Patented Case
View Patent ↗
Granted: May 17, 1988
Filed: Feb 24, 1987
Inventor
Samuel J. Sapienza, IV
Assignee (at issue)
ALLIED CONSULTING, 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.