IP Library Granted Patent US 6,166,389
Granted Patent Utility
US 6,166,389 · App. 09/139,380

Apparatus having a light source and a sol-gel monolithic diffuser

Inventors: Rick L. Shie, Jeffrey A. Laine, Gajendra D. Savant
Patented Case View Patent ↗
Granted: Dec 26, 2000 Filed: Aug 25, 1998
Inventors
Rick L. Shie
Jeffrey A. Laine
Gajendra D. Savant
Assignee (at issue)
PHYSICAL OPTICS 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.

Order Certified Copies
Most orders are placed with the USPTO same day — all within 24 business hours.
Order via The Patent Place →
Pre-filled with this patent's details
Quick Facts
Patent No.
US 6,166,389
App. No.
09/139,380
Filed
1998-08-25
Granted
2000-12-26
Kind
A