Granted Patent
Utility
US 4,069,812 · App. 05/752,688
Solar concentrator and energy collection system
Inventor:
Mark J. O'Neill
Patented Case
View Patent ↗
Granted: Jan 24, 1978
Filed: Dec 20, 1976
Inventor
Mark J. O'Neill
Assignee (at issue)
E-Systems, 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.