Granted Patent
Utility
US 4,603,790 · App. 06/710,167
Tensioned reservoir cover, rainwater run-off enhancement system
Inventor:
Dennis H. Gerber
Patented Case
View Patent ↗
Granted: Aug 5, 1986
Filed: Mar 11, 1985
Inventor
Dennis H. Gerber
Assignee (at issue)
Burke Industries, 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.