IP Library › Granted Patent US 6,637,517
Granted Patent Utility
US 6,637,517 · Confirmation No. 3069

COMPOSITIONS CONTAINING AQUEOUS VISCOSIFYING SURFACTANTS AND METHODS FOR APPLYING SUCH COMPOSITIONS IN SUBTERRANEAN FORMATIONS

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 Code Description Pages PDF
2003-07-31 LET. Miscellaneous Incoming Letter 3 View
2003-07-31 DRW Drawings-only black and white line drawings 1 View
2002-05-28 TRNA Transmittal of New Application 3 View
2002-05-28 A.PE Preliminary Amendment 3 View
2002-05-28 DRW Drawings-only black and white line drawings 22 View
2002-01-17 TRNA Transmittal of New Application 6 View
2002-01-17 A.PE Preliminary Amendment 80 View
2002-01-17 SPEC Specification 123 View
2002-01-17 CLM Claims 29 View
2002-01-17 ABST Abstract 1 View
2002-01-17 DRW Drawings-only black and white line drawings 22 View
2002-01-17 OATH Oath or Declaration filed 12 View
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Quick Facts
Patent No.
US 6,637,517
App. No.
10/051,842
Filed
2002-01-17
Granted
2003-10-28
Pub. No.
US20030019627A1
Art Unit
3672
PTA
0 days