IP Library › Patent Application 10156591
Patent Application Utility
App. No. 10/156,591 · Confirmation No. 4970

SURGE CHECK UNIT FOR A LIQUID DISTRIBUTION SYSTEM

Patent Expired Due to NonPayment of Maintenance Fees Under 37 CFR 1.362 View Patent ↗ View Publication ↗
⬇ PDF
 Code Description Pages PDF
2012-01-31 N570 Communication - Re: Power of Attorney (PTOL-308) 1 View
2012-01-31 N570 Communication - Re: Power of Attorney (PTOL-308) 1 View
2012-01-23 PA.. Power of Attorney 1 View
2012-01-23 R3.73 Assignee showing of ownership per 37 CFR 3.73 1 View
2012-01-23 LET. Miscellaneous Incoming Letter 1 View
2012-01-23 N417 Electronic Filing System Acknowledgment Receipt 2 View
2012-01-23 TRAN.LET Transmittal Letter 1 View
2004-01-20 IFEE Issue Fee Payment (PTO-85B) 2 View
2002-05-28 TRNA Transmittal of New Application 5 View
2002-05-28 SPEC Specification 16 View
2002-05-28 CLM Claims 3 View
2002-05-28 ABST Abstract 1 View
2002-05-28 DRW Drawings-only black and white line drawings 7 View
2002-05-28 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.
10/156,591
Filed
2002-05-28
Granted
2004-03-16
Pub. No.
US20030221723A1
Art Unit
3753
PTA
0 days