Granted Patent
Utility
US 6,641,845 · App. 09/587,129
Skin whitening composition comprising bearberry and tetrahydrocurcumin
Inventors:
Christos D. Kyrou, Susan Simpson, Dmitri Ptchelintsev, Dennis M. Martin, Janice J. Teal
Patented Case
View Patent ↗
Granted: Nov 4, 2003
Filed: Jun 2, 2000
Inventors
Christos D. Kyrou
Susan Simpson
Dmitri Ptchelintsev
Dennis M. Martin
Janice J. Teal
Assignee (at issue)
Avon Products, 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.