Granted Patent
Utility
US 4,510,641 · App. 06/549,851
Scrubbing pad
Inventor:
Kenneth Lee Morris
Patented Case
View Patent ↗
Granted: Apr 16, 1985
Filed: Nov 9, 1983
Inventor
Kenneth Lee Morris
Assignee (at issue)
Mobil Oil 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.