Granted Patent
Utility
US 6,346,595 · App. 09/611,553
Aromatic dimethicone copolyol polymers as sunscreen agents
Inventor:
Anthony J. O'Lenick, Jr.
Patented Case
View Patent ↗
Granted: Feb 12, 2002
Filed: Jul 7, 2000
Inventor
Anthony J. O'Lenick, Jr.
Assignee (at issue)
SILTECH CORP
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.