Granted Patent
Utility
US 5,317,148 · App. 07/704,255
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Inventors:
Charles L. Gray, Jr., John T. Brooker, Dale E. Bardin, E. Reeves Salby, II
Patented Case
View Patent ↗
Granted: May 31, 1994
Filed: May 22, 1991
Inventors
Charles L. Gray, Jr.
John T. Brooker
Dale E. Bardin
E. Reeves Salby, II
Assignee (at issue)
L'ORÉAL
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.