Granted Patent
Utility
US 4,987,616 · App. 07/256,992
Water saver water closet
Inventor:
Myron J. Ament
Patented Case
View Patent ↗
Granted: Jan 29, 1991
Filed: Oct 13, 1988
Inventor
Myron J. Ament
Assignee (at issue)
Eljer Manufacturing, 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.