Granted Patent
Utility
US 6,221,482 · App. 09/287,893
Low stress, water-clear zinc sulfide
Inventor:
Jitendra S. Goela
Patented Case
View Patent ↗
Granted: Apr 24, 2001
Filed: Apr 7, 1999
Inventor
Jitendra S. Goela
Assignee (at issue)
CVD, Incorporated
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.