Application

13438917 · CHEMICAL ADDITIVES TO INHIBIT THE AIR OXIDATION AND SPONTANEOUS COMBUSTION OF COAL

Filed 2012-04-04 · Granted · Patent 8465667 (2013-06-18) The official file ↗The patent and its PDF ↗ · Art unit 1761 · Examiner Necholus Ogden Jr Typical · CPC C10L 9/10 · ECOLAB USA INC. · BENJAMIN E. CARLSEN,

Office actions

first was Non-final rejection

RCEs

no appeal

To first action

11.2 mo

to disposition 14.5 mo

Statutes raised

1 actions read

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