IP Library › Patent Application 10115253
Patent Application Utility
App. No. 10/115,253 · Confirmation No. 8764

BRAGG GRATING FILTER OPTICAL WAVEGUIDE DEVICE

Patent Expired Due to NonPayment of Maintenance Fees Under 37 CFR 1.362 View Patent ↗ View Publication ↗
⬇ PDF
 Code Description Pages PDF
2004-03-28 PA.. Power of Attorney 4 View
2003-12-08 PA.. Power of Attorney 3 View
2003-11-10 PA.. Power of Attorney 3 View
2003-10-14 LET. Miscellaneous Incoming Letter 1 View
2003-10-14 DRW Drawings-only black and white line drawings 5 View
2003-10-14 IFEE Issue Fee Payment (PTO-85B) 1 View
2002-04-04 TRNA Transmittal of New Application 1 View
2002-04-04 SPEC Specification 10 View
2002-04-04 CLM Claims 2 View
2002-04-04 ABST Abstract 1 View
2002-04-04 DRW Drawings-only black and white line drawings 5 View
2002-04-04 OATH Oath or Declaration filed 2 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
App. No.
10/115,253
Filed
2002-04-04
Granted
2004-06-29
Pub. No.
US20020168141A1
Art Unit
2874
PTA
-120 days