Granted Patent
Utility
US 5,402,909 · App. 08/257,483
Drum for storing and dispensing liquids
Inventors:
Harley L. Cramer, Robert A. Huebner
Patented Case
View Patent ↗
Granted: Apr 4, 1995
Filed: Jun 9, 1994
Inventors
Harley L. Cramer
Robert A. Huebner
Assignee (at issue)
WALBRO LLC
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.