Application

19204000 · AMPHOTERIC AMPHIPHILES FOR SHALE SWELLING INHIBITION IN OIL AND GAS RESERVOIRS

Filed 2025-05-09 · Granted · Patent 12590238 (2026-03-31) The official file ↗The patent and its PDF ↗ · Art unit 1759 · Examiner Alicia Bland Typical · CPC C09K 8/24 · KING FAHD UNIVERSITY OF PETROLEUM AND MINERALS · OBLON, MCCLELLAND, MAIER & NEUSTADT, L.L.P.

Office actions

first was Restriction requirement

RCEs

no appeal

To first action

1.5 mo

to disposition 10.7 mo

Statutes raised

0 actions read

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