Granted Patent
Utility
US 5,534,609 · App. 08/383,092
Polysiloxane compositions
Inventors:
Kenrick M. Lewis, Eugene C. Ward
Patented Case
View Patent ↗
Granted: Jul 9, 1996
Filed: Feb 3, 1995
Inventors
Kenrick M. Lewis
Eugene C. Ward
Assignee (at issue)
OSI Specialties, 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.