Granted Patent
Utility
US 6,083,628 · App. 08/628,570
Hybrid polymer film
Inventor:
Angelo Yializis
Patented Case
View Patent ↗
Granted: Jul 4, 2000
Filed: Apr 4, 1996
Inventor
Angelo Yializis
Assignee (at issue)
SIGMA LABORATORIES OF ARIZONA, LLC
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.