IP Library › Granted Patent US 6,655,418
Granted Patent Utility
US 6,655,418 · Confirmation No. 1343

DROP TUBE SEAL FOR PETROLEUM UNDERGROUND STORAGE TANKS

Patented Case View Patent ↗
⬇ PDF
 Code Description Pages PDF
2011-03-15 N570 Communication - Re: Power of Attorney (PTOL-308) 1 View
2011-03-15 N570 Communication - Re: Power of Attorney (PTOL-308) 1 View
2011-03-07 PA.. Power of Attorney 2 View
2011-03-07 N417 Electronic Filing System Acknowledgment Receipt 2 View
2011-03-07 R3.73 Assignee showing of ownership per 37 CFR 3.73 1 View
2003-10-06 IFEE Issue Fee Payment (PTO-85B) 1 View
2001-10-29 TRNA Transmittal of New Application 5 View
2001-10-29 SPEC Specification 10 View
2001-10-29 CLM Claims 4 View
2001-10-29 ABST Abstract 1 View
2001-10-29 DRW Drawings-only black and white line drawings 7 View
2001-10-29 OATH Oath or Declaration filed 3 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 6,655,418
App. No.
10/020,690
Filed
2001-10-29
Granted
2003-12-02
Art Unit
3751
PTA
-28 days