Granted Patent
Utility
US 6,524,754 · App. 09/766,907
Fused silica pellicle
Inventor:
Ben Eynon
Patented Case
View Patent ↗
Granted: Feb 25, 2003
Filed: Jan 22, 2001
Inventor
Ben Eynon
Assignee (at issue)
PHOTRONICS, 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.