Granted Patent
Utility
US 5,932,229 · App. 08/850,333
Oxa diacids and related compounds for treating skin conditions
Inventors:
Dmitri Ptchelintsev, Neil Scancarella, Robert Kalafsky
Patented Case
View Patent ↗
Granted: Aug 3, 1999
Filed: May 2, 1997
Inventors
Dmitri Ptchelintsev
Neil Scancarella
Robert Kalafsky
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.