Granted Patent
Utility
US 4,479,277 · App. 06/478,752
Scrub brush
Inventors:
Thomas H. Gilman, Frank N. Miller
Patented Case
View Patent ↗
Granted: Oct 30, 1984
Filed: May 11, 1983
Inventors
Thomas H. Gilman
Frank N. Miller
Assignee (at issue)
The Kendall Company LP
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.