Granted Patent
Utility
US 4,699,155 · App. 06/302,926
Urine meter with corrugated tube
Inventors:
Frank K. Villari, Carl J. Steigerwald
Patented Case
View Patent ↗
Granted: Oct 13, 1987
Filed: Sep 16, 1981
Inventors
Frank K. Villari
Carl J. Steigerwald
Assignee (at issue)
The Kendall Company LP
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.