Granted Patent
Utility
US 5,213,793 · App. 07/452,199
Hair conditioning
Inventors:
Ronald E. Moses, Frances M. Roberto
Patented Case
View Patent ↗
Granted: May 25, 1993
Filed: Dec 18, 1989
Inventors
Ronald E. Moses
Frances M. Roberto
Assignee (at issue)
The Gillette Company 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.