Granted Patent
Utility
US 5,486,631 · App. 08/490,494
Silicone polymers for the modification of zinc oxide
Inventors:
Mark Mitchnick, Anthony J. O'Lenick, Jr.
Patented Case
View Patent ↗
Granted: Jan 23, 1996
Filed: Jun 14, 1995
Inventors
Mark Mitchnick
Anthony J. O'Lenick, Jr.
Assignees (at issue)
SILTECH CORP
SunSmart, 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.