Granted Patent
Utility
US 4,869,067 · App. 07/207,773
Method of generating power
Inventor:
Stephan B. Sears
Patented Case
View Patent ↗
Granted: Sep 26, 1989
Filed: Jul 28, 1988
Inventor
Stephan B. Sears
Assignee (at issue)
Superstill 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.