Granted Patent
Utility
US 4,874,103 · App. 06/914,111
Receptacle for receiving infectious waste material
Inventors:
Tony Quisenberry, Fred E. Wahlenmeier
Patented Case
View Patent ↗
Granted: Oct 17, 1989
Filed: Oct 1, 1986
Inventors
Tony Quisenberry
Fred E. Wahlenmeier
Assignee (at issue)
Winfield Corporation
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.