Granted Patent
Utility
US 5,910,375 · App. 08/642,326
Tintable, scratch resistant coatings for plastic ophthalmic lenses
Inventors:
Theodore L. Parker, Anthony Lam, Nam Le
Patented Case
View Patent ↗
Granted: Jun 8, 1999
Filed: May 3, 1996
Inventors
Theodore L. Parker
Anthony Lam
Nam Le
Assignee (at issue)
2C Optics, 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.