Granted Patent
Utility
US 5,226,744 · App. 07/987,005
Cosmetic product self agitation container
Inventor:
Walter K. Kemmerer
Patented Case
View Patent ↗
Granted: Jul 13, 1993
Filed: Dec 7, 1992
Inventor
Walter K. Kemmerer
Assignee (at issue)
Risdon 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.