Granted Patent
Utility
US 4,815,477 · App. 06/919,276
Urine meter drain container with large and small sample ports
Inventors:
Daniel M. McWhorter, James R. Gross, Carl J. Steigerwald
Patented Case
View Patent ↗
Granted: Mar 28, 1989
Filed: Oct 15, 1986
Inventors
Daniel M. McWhorter
James R. Gross
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.