IP Library › Granted Patent US 6,802,372
Granted Patent Utility
US 6,802,372 · Confirmation No. 3094

APPARATUS FOR RELEASING A BALL INTO A WELLBORE

Inventor: Marcel Budde
Patented Case View Patent ↗ View Publication ↗
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 Code Description Pages PDF
2004-05-14 IFEE Issue Fee Payment (PTO-85B) 1 View
2004-03-22 IDS Information Disclosure Statement (IDS) Form (SB08) 3 View
2004-02-13 LET. Miscellaneous Incoming Letter 1 View
2004-01-05 IDS Information Disclosure Statement (IDS) Form (SB08) 3 View
2002-07-30 TRNA Transmittal of New Application 1 View
2002-07-30 SPEC Specification 20 View
2002-07-30 CLM Claims 7 View
2002-07-30 ABST Abstract 1 View
2002-07-30 DRW Drawings-only black and white line drawings 9 View
2002-07-30 OATH Oath or Declaration filed 3 View
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Quick Facts
Patent No.
US 6,802,372
App. No.
10/208,724
Filed
2002-07-30
Granted
2004-10-12
Pub. No.
US20040020641A1
Art Unit
3672
PTA
-3 days