IP Library › Granted Patent US 6,720,764
Granted Patent Utility
US 6,720,764 · Confirmation No. 1473

MAGNETIC SENSOR SYSTEM USEFUL FOR DETECTING TOOL JOINTS IN A DOWNHOLE TUBING STRING

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 Code Description Pages PDF
2004-01-27 A.NA Amendment after Notice of Allowance (Rule 312) 2 View
2004-01-27 REM Applicant Arguments/Remarks Made in an Amendment 9 View
2004-01-27 LET. Miscellaneous Incoming Letter 1 View
2004-01-27 DRW Drawings-only black and white line drawings 8 View
2004-01-27 IFEE Issue Fee Payment (PTO-85B) 1 View
2003-12-15 IDS Information Disclosure Statement (IDS) Form (SB08) 5 View
2003-12-15 FOR Foreign Reference 9 View
2003-12-15 FOR Foreign Reference 15 View
2003-08-01 LET. Miscellaneous Incoming Letter 1 View
2003-08-01 DRW Drawings-only black and white line drawings 10 View
2002-04-16 TRNA Transmittal of New Application 2 View
2002-04-16 ADS Application Data Sheet 3 View
2002-04-16 SPEC Specification 35 View
2002-04-16 CLM Claims 21 View
2002-04-16 ABST Abstract 1 View
2002-04-16 DRW Drawings-only black and white line drawings 10 View
2002-04-16 OATH Oath or Declaration filed 2 View
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Quick Facts
Patent No.
US 6,720,764
App. No.
10/125,005
Filed
2002-04-16
Granted
2004-04-13
Pub. No.
US20030193329A1
Art Unit
2862
PTA
-175 days