IP Library › Granted Patent US 6,756,905
Granted Patent Utility
US 6,756,905 · Confirmation No. 7527

PHOTOELECTRIC SMOKE DETECTOR AND CHAMBER THEREFOR

Patented Case View Patent ↗ View Publication ↗
⬇ PDF
 Code Description Pages PDF
2020-02-11 RETMAIL Mail returned to USPTO as undelivered 2 View
2020-01-30 N570 Communication - Re: Power of Attorney (PTOL-308) 1 View
2020-01-30 N570 Communication - Re: Power of Attorney (PTOL-308) 1 View
2020-01-28 PA.. Power of Attorney 3 View
2020-01-28 R3.73 Assignee showing of ownership per 37 CFR 3.73 2 View
2020-01-28 N417 Electronic Filing System Acknowledgment Receipt 2 View
2004-04-22 LET. Miscellaneous Incoming Letter 2 View
2004-04-22 DRW Drawings-only black and white line drawings 5 View
2004-04-22 IFEE Issue Fee Payment (PTO-85B) 1 View
2001-01-02 TRNA Transmittal of New Application 2 View
2001-01-02 SPEC Specification 17 View
2001-01-02 CLM Claims 2 View
2001-01-02 ABST Abstract 1 View
2001-01-02 DRW Drawings-only black and white line drawings 7 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 6,756,905
App. No.
09/751,401
Filed
2001-01-02
Granted
2004-06-29
Pub. No.
US20020084907A1
Art Unit
2632
PTA
-96 days