Granted Patent
Utility
US 6,367,118 · App. 09/733,489
Vacuum cleaner hose clip
Inventor:
Robert C. Berfield
Patented Case
View Patent ↗
Granted: Apr 9, 2002
Filed: Dec 8, 2000
Inventor
Robert C. Berfield
Assignee (at issue)
SHOP VAC 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.