IP Library › Granted Patent US 6,625,364
Granted Patent Utility Small
US 6,625,364 · Confirmation No. 2742

LOW-LOSS PHOTONIC CRYSTAL WAVEGUIDE HAVING LARGE CORE RADIUS

Patented Case View Patent ↗ View Publication ↗
⬇ PDF
 Code Description Pages PDF
2017-07-05 N570 Communication - Re: Power of Attorney (PTOL-308) 1 View
2017-07-05 N570 Communication - Re: Power of Attorney (PTOL-308) 1 View
2017-06-28 PA.. Power of Attorney 2 View
2017-06-28 N417 Electronic Filing System Acknowledgment Receipt 2 View
2017-06-28 R3.73 Assignee showing of ownership per 37 CFR 3.73 1 View
2013-06-03 N570 Communication - Re: Power of Attorney (PTOL-308) 1 View
2013-06-03 N570 Communication - Re: Power of Attorney (PTOL-308) 1 View
2013-05-23 PA.. Power of Attorney 2 View
2013-05-23 LET. Miscellaneous Incoming Letter 2 View
2013-05-23 N417 Electronic Filing System Acknowledgment Receipt 2 View
2013-04-24 LET. Miscellaneous Incoming Letter 2 View
2013-04-24 N417 Electronic Filing System Acknowledgment Receipt 2 View
2013-04-24 PA.. Power of Attorney 2 View
2003-07-11 IFEE Issue Fee Payment (PTO-85B) 1 View
2003-07-11 LET. Miscellaneous Incoming Letter 1 View
2003-07-11 OATH Oath or Declaration filed 1 View
2002-01-25 TRNA Transmittal of New Application 2 View
2002-01-25 SPEC Specification 33 View
2002-01-25 CLM Claims 10 View
2002-01-25 ABST Abstract 1 View
2002-01-25 DRW Drawings-only black and white line drawings 11 View
2002-01-25 OATH Oath or Declaration filed 3 View
2002-01-25 LET. Miscellaneous Incoming Letter 1 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 6,625,364
App. No.
10/057,258
Filed
2002-01-25
Granted
2003-09-23
Pub. No.
US20020164137A1
Art Unit
2874
PTA
-46 days