IP Library › Granted Patent US 6,631,763
Granted Patent Utility PCT National Stage
US 6,631,763 · Confirmation No. 7041

METHOD AND SYSTEM FOR TESTING A BOREHOLE BY THE USE OF MOVEBLE PLUG

Inventors: John Self, Rolf Dirdal
Patented Case View Patent ↗
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2003-08-06 IFEE Issue Fee Payment (PTO-85B) 1 View
2003-08-06 LET. Miscellaneous Incoming Letter 1 View
2003-08-06 DRW Drawings-only black and white line drawings 10 View
2002-02-05 ABST Abstract 1 View
2002-02-05 LET. Miscellaneous Incoming Letter 29 View
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Quick Facts
Patent No.
US 6,631,763
App. No.
09/937,795
Filed
2002-02-05
Effective Filing
2001-09-28
Granted
2003-10-14
Art Unit
3672
PTA
0 days