Granted Patent
Utility
US 6,161,395 · App. 09/480,348
Liquid level sensor
Inventors:
Ronald W. Okoren, Ali S. Ameen, Matthew A. Shepeck
Patented Case
View Patent ↗
Granted: Dec 19, 2000
Filed: Jan 10, 2000
Inventors
Ronald W. Okoren
Ali S. Ameen
Matthew A. Shepeck
Assignee (at issue)
American Standard 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.