IP Library › Granted Patent US 6,556,754
Granted Patent Utility
US 6,556,754 · Confirmation No. 6557

THREE DIMENSIONAL OPTICAL CIRCUIT

Patented Case View Patent ↗ View Publication ↗
⬇ PDF
 Code Description Pages PDF
2018-07-19 N570 Communication - Re: Power of Attorney (PTOL-308) 1 View
2018-07-19 N570 Communication - Re: Power of Attorney (PTOL-308) 1 View
2018-07-05 PA.. Power of Attorney 1 View
2018-07-05 MFEE.C.AD Maintenance Fee Address Change 2 View
2018-07-05 R3.73 Assignee showing of ownership per 37 CFR 3.73 2 View
2018-07-05 R3.73 Assignee showing of ownership per 37 CFR 3.73 16 View
2018-07-05 N417 Electronic Filing System Acknowledgment Receipt 2 View
2002-03-28 TRNA Transmittal of New Application 2 View
2002-03-28 DRW Drawings-only black and white line drawings 20 View
2001-08-10 TRNA Transmittal of New Application 1 View
2001-08-10 SPEC Specification 18 View
2001-08-10 CLM Claims 3 View
2001-08-10 ABST Abstract 1 View
2001-08-10 DRW Drawings-only black and white line drawings 20 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 6,556,754
App. No.
09/927,655
Filed
2001-08-10
Granted
2003-04-29
Pub. No.
US20030031436A1
Art Unit
2874
PTA
-124 days