IP Library › Granted Patent US 6,646,427
Granted Patent Utility Small
US 6,646,427 · Confirmation No. 1486

DETERMINATION OF CHLORIDE CORROSION THRESHOLD FOR METALS EMBEDDED IN CEMENTITIOUS MATERIAL

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2018-03-05 N570 Communication - Re: Power of Attorney (PTOL-308) 1 View
2018-03-05 N570 Communication - Re: Power of Attorney (PTOL-308) 1 View
2018-02-27 PA.. Power of Attorney 2 View
2018-02-27 R3.73 Assignee showing of ownership per 37 CFR 3.73 1 View
2018-02-27 N417 Electronic Filing System Acknowledgment Receipt 2 View
2003-08-04 IFEE Issue Fee Payment (PTO-85B) 1 View
2003-08-04 LET. Miscellaneous Incoming Letter 1 View
2003-08-04 DRW Drawings-only black and white line drawings 3 View
2002-05-01 TRNA Transmittal of New Application 2 View
2002-05-01 ADS Application Data Sheet 3 View
2002-05-01 SPEC Specification 15 View
2002-05-01 CLM Claims 5 View
2002-05-01 ABST Abstract 1 View
2002-05-01 DRW Drawings-only black and white line drawings 3 View
2002-05-01 OATH Oath or Declaration filed 1 View
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Quick Facts
Patent No.
US 6,646,427
App. No.
10/138,196
Filed
2002-05-01
Granted
2003-11-11
Pub. No.
US20030011387A1
Examiner
DEB, ANJAN K
Art Unit
2858
PTA
-32 days