Granted Patent
Utility
US 4,249,280 · App. 06/040,512
Vacuum cleaner bag attachment
Inventor:
Gordon W. Goodrich
Patented Case
View Patent ↗
Granted: Feb 10, 1981
Filed: May 21, 1979
Inventor
Gordon W. Goodrich
Assignee (at issue)
Oreck Holdings, 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.