IP Library › Granted Patent US 6,308,781
Granted Patent Utility Small
US 6,308,781 · Confirmation No. 9918

Apparatus for retrieving metal objects from a wellbore

Inventor: David J. Ruttley
Patented Case View Patent ↗ View Publication ↗
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2016-06-24 OATH Oath or Declaration filed 11 View
2016-06-23 OATH Oath or Declaration filed 9 View
2009-05-07 SOL.NTC.SUIT Report on the filing or determination of an action regarding a patent 1 View
2009-03-31 SOL.NTC.SUIT Report on the filing or determination of an action regarding a patent 1 View
2009-03-30 SOL.NTC.SUIT Report on the filing or determination of an action regarding a patent 1 View
2001-02-21 TRNA Transmittal of New Application 2 View
2001-02-21 A.PE Preliminary Amendment 4 View
2001-02-21 SPEC Specification 10 View
2001-02-21 CLM Claims 4 View
2001-02-21 ABST Abstract 1 View
2001-02-21 DRW Drawings-only black and white line drawings 3 View
2001-02-21 OATH Oath or Declaration filed 3 View
2001-02-21 TRNA Transmittal of New Application 2 View
2001-02-21 A.PE Preliminary Amendment 4 View
2001-02-21 SPEC Specification 10 View
2001-02-21 CLM Claims 4 View
2001-02-21 ABST Abstract 1 View
2001-02-21 DRW Drawings-only black and white line drawings 3 View
2001-02-21 OATH Oath or Declaration filed 3 View
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Quick Facts
Patent No.
US 6,308,781
App. No.
09/789,876
Filed
2001-02-21
Granted
2001-10-30
Pub. No.
US20010013413A1
Art Unit
2832
PTA
-50 days