Granted Patent
Utility
US 6,204,974 · App. 09/271,597
Compact image display system for eyeglasses or other head-borne frames
Inventor:
Mark B. Spitzer
Patented Case
View Patent ↗
Granted: Mar 20, 2001
Filed: Mar 17, 1999
Inventor
Mark B. Spitzer
Assignee (at issue)
The Microoptical Corporation
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.