Granted Patent
Utility
US 6,324,003 · App. 09/471,484
Calcium fluoride (CaF2) stress plate and method of making the same
Inventor:
Gene Martin
Patented Case
View Patent ↗
Granted: Nov 27, 2001
Filed: Dec 23, 1999
Inventor
Gene Martin
Assignee (at issue)
Silicon Valley Group, 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.