Application

13885914 · METHOD FOR PRODUCING SEAMLESS HOT-ROLLED PIPES IN CONTINUOUS PIPE ROLLING MILLS

Filed 2013-07-26 · Granted · Patent 9381554 (2016-07-05) The official file ↗The patent and its PDF ↗ · Art unit 3725 · Examiner Teresa M Ekiert Typical · CPC B21B 19/04 · VALLOUREC DEUTSCHLAND GMBH · HENRY M FEIEREISEN, LLC

Office actions

first was Non-final rejection

RCEs

no appeal

To first action

22.9 mo

to disposition 35.3 mo

Statutes raised

102 103 112

1 actions read

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