Granted Patent
Utility
US 4,927,340 · App. 07/234,098
Synchronizing and unloading system for scroll fluid device
Inventor:
John E. McCullough
Patented Case
View Patent ↗
Granted: May 22, 1990
Filed: Aug 19, 1988
Inventor
John E. McCullough
Assignee (at issue)
Arthur D. Little, 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.