Granted Patent
Utility
US 5,647,415 · App. 08/540,842
Funnel for a drum
Inventors:
James P. Onders, Darel R. Taylor
Patented Case
View Patent ↗
Granted: Jul 15, 1997
Filed: Oct 11, 1995
Inventors
James P. Onders
Darel R. Taylor
Assignee (at issue)
ENPAC, L.L.C.
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.