Granted Patent
Utility
US 4,890,983 · App. 07/233,314
Above-ground storage system
Inventors:
Stuart G. Solomon, David C. Whitman
Patented Case
View Patent ↗
Granted: Jan 2, 1990
Filed: Aug 17, 1988
Inventors
Stuart G. Solomon
David C. Whitman
Assignee (at issue)
Pacific Environmental Industries
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.