Granted Patent
Utility
US 5,883,169 · App. 08/633,415
Lens wafers with removable coating
Inventors:
David P. Spector, A. N. Sunder Ram
Patented Case
View Patent ↗
Granted: Mar 16, 1999
Filed: Apr 17, 1996
Inventors
David P. Spector
A. N. Sunder Ram
Assignee (at issue)
Sola International Holdings 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.