IP Library › Granted Patent US 6,691,975
Granted Patent Utility Small
US 6,691,975 · Confirmation No. 1567

CONCRETE TANK SEAL CAST

Inventor: Norman W. Gavin
Patented Case View Patent ↗
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 Code Description Pages PDF
2016-07-25 N570 Communication - Re: Power of Attorney (PTOL-308) 1 View
2016-07-25 N570 Communication - Re: Power of Attorney (PTOL-308) 1 View
2016-07-19 PA.. Power of Attorney 1 View
2016-07-19 R3.73 Assignee showing of ownership per 37 CFR 3.73 2 View
2016-07-19 N417 Electronic Filing System Acknowledgment Receipt 2 View
2010-02-16 C.AD Change of Address 1 View
2004-01-05 IFEE Issue Fee Payment (PTO-85B) 2 View
2002-07-03 TRNA Transmittal of New Application 3 View
2002-07-03 SPEC Specification 11 View
2002-07-03 CLM Claims 12 View
2002-07-03 ABST Abstract 1 View
2002-07-03 DRW Drawings-only black and white line drawings 15 View
2002-07-03 OATH Oath or Declaration filed 3 View
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Quick Facts
Patent No.
US 6,691,975
App. No.
10/188,506
Filed
2002-07-03
Granted
2004-02-17
Art Unit
3673
PTA
0 days