Application

17426682 · Dual Hardness Sealing Elements for Blowout Preventer

Filed 2021-07-29 · Granted · Patent 11761287 (2023-09-19) The official file ↗The patent and its PDF ↗ · Art unit 3679 · Examiner Matthew R Buck Easy · CPC C09K 3/1021 · LANXESS SOLUTIONS US INC. · LANXESS CORPORATION

Office actions

first was Non-final rejection

RCEs

no appeal

To first action

16.5 mo

to disposition 25.7 mo

Statutes raised

102 103 112

1 actions read

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