Granted Patent
Utility
US 4,869,287 · App. 07/240,708
Ultrasonically operated water faucet
Inventors:
Robert B. Pepper deceased, by Jayme P. Ginsburg, executor
Patented Case
View Patent ↗
Granted: Sep 26, 1989
Filed: Sep 6, 1988
Inventors
Robert B. Pepper deceased
by Jayme P. Ginsburg, executor
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.