Application

13681849 · CROSS PRODUCTS AND CO-OLIGOMERS OF PHENYLENEDIAMINES AND AROMATIC AMINES AS ANTIOXIDANTS FOR LUBRICANTS

Filed 2012-11-20 · Granted · Patent 8987515 (2015-03-24) The official file ↗The patent and its PDF ↗ · Art unit 1671 · Examiner Clinton A Brooks Typical · CPC C10M 133/12 · CHEMTURA CORPORATION · Chemtura Corporation

Office actions

first was Restriction requirement

RCEs

no appeal

To first action

9.4 mo

to disposition 28.1 mo

Statutes raised

103

2 actions read

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