Granted Patent
Utility
US 6,541,572 · App. 09/954,457
Method of making high refractive index ophthalmic device materials
Inventor:
Albert R. LeBoeuf
Patented Case
View Patent ↗
Granted: Apr 1, 2003
Filed: Sep 17, 2001
Inventor
Albert R. LeBoeuf
Assignee (at issue)
Alcon Manufacturing, Ltd.
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.