IP Library › Patent Application 10111837
Patent Application Utility PCT National Stage
App. No. 10/111,837 · Confirmation No. 7796

SEISMIC PROSPECTING METHOD USING CONVERTED WAVE PROCESSING

Patent Expired Due to NonPayment of Maintenance Fees Under 37 CFR 1.362 View Patent ↗
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2004-03-15 IFEE Issue Fee Payment (PTO-85B) 1 View
2004-03-15 LET. Miscellaneous Incoming Letter 1 View
2004-03-15 DRW Drawings-only black and white line drawings 4 View
2002-08-14 LET. Miscellaneous Incoming Letter 23 View
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Quick Facts
App. No.
10/111,837
Filed
2002-08-14
Effective Filing
2002-04-29
Granted
2004-05-04
Art Unit
3663
PTA
-54 days