IP Library Granted Patent US 6,795,623
Granted Patent Utility
US 6,795,623 · App. 10/265,618

Optical cavity resonating over a continuous range of frequencies

Inventors: Guang-Hua Duan, Hakon Helmers, Arnaud Leroy, Joel Jacquet
Patented Case View Patent ↗
Granted: Sep 21, 2004 Filed: Oct 8, 2002
Inventors
Guang-Hua Duan
Hakon Helmers
Arnaud Leroy
Joel Jacquet
Assignee (at issue)
Avanex 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 6,795,623
App. No.
10/265,618
Filed
2002-10-08
Granted
2004-09-21
Kind
B2