Granted Patent
Utility
US 5,309,276 · App. 07/755,515
Catoptric optical system including concave and convex reflectors
Inventor:
John M. Rodgers
Patented Case
View Patent ↗
Granted: May 3, 1994
Filed: Aug 29, 1991
Inventor
John M. Rodgers
Assignee (at issue)
Optical Research Partners LLC
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.