Granted Patent
Utility
US 5,229,104 · App. 07/693,263
Artificial tanning compositions containing positively charged paucilamellar vesicles
Inventors:
John Sottery, George Endel Deckner
Patented Case
View Patent ↗
Granted: Jul 20, 1993
Filed: Apr 29, 1991
Inventors
John Sottery
George Endel Deckner
Assignee (at issue)
Richardson-Vicks Inc.
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.