Granted Patent
Utility
US 6,561,649 · App. 09/611,707
Compact rear projection system using birefringent optics
Inventor:
Herschel Clement Burstyn
Patented Case
View Patent ↗
Granted: May 13, 2003
Filed: Jul 7, 2000
Inventor
Herschel Clement Burstyn
Assignee (at issue)
Sarnoff 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.