Granted Patent
Utility
US 6,571,972 · App. 09/166,431
Bulk drum lid with two bung openings
Inventors:
Gary L. Bouc, Dwight E. Nichols, Michael A. Faltys
Patented Case
View Patent ↗
Granted: Jun 3, 2003
Filed: Oct 5, 1998
Inventors
Gary L. Bouc
Dwight E. Nichols
Michael A. Faltys
Assignee (at issue)
Hoover Materials Handling Group, 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.