IP Library Granted Patent US 6,538,823
Granted Patent Utility
US 6,538,823 · App. 09/884,605

Tunable liquid microlens

Inventors: Timofei Nikita Kroupenkine, Shu Yang
Patented Case View Patent ↗
Granted: Mar 25, 2003 Filed: Jun 19, 2001
Inventors
Timofei Nikita Kroupenkine
Shu Yang
Assignee (at issue)
LUCENT TECHNOLOGIES INC.

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 6,538,823
App. No.
09/884,605
Filed
2001-06-19
Granted
2003-03-25
Kind
B2