IP Library Granted Patent US 6,690,689
Granted Patent Utility
US 6,690,689 · Confirmation No. 7534

APPARATUS AND METHOD FOR COMPENSATING FOR AGE INDUCED WAVELENGTH DRIFT IN TUNABLE SEMICONDUCTOR LASERS

⬇ PDF
Code Description Pages PDF
2003-11-18 IFEE Issue Fee Payment (PTO-85B) 1 View
2003-11-18 LET. Miscellaneous Incoming Letter 1 View
2002-05-29 TRNA Transmittal of New Application 3 View
2002-05-29 SPEC Specification 23 View
2002-05-29 CLM Claims 5 View
2002-05-29 ABST Abstract 1 View
2002-05-29 DRW Drawings-only black and white line drawings 11 View
2002-05-29 OATH Oath or Declaration filed 4 View
Monitor This Case
Get email alerts when status or documents change.
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 application's details
Quick Facts
Patent No.
US 6,690,689
App. No.
10/157,452
Filed
2002-05-29
Granted
2004-02-10
Pub. No.
US20030223470A1
Art Unit
2828
PTA
-85 days