Application

17479555 · Backup Rings For Downhole Bridge Plug Sealing Element Systems

Filed 2021-09-20 · Granted · Patent 11555374 (2023-01-17) The official file ↗The patent and its PDF ↗ · Art unit 3672 · Examiner Dany E Akakpo Typical · CPC E21B 33/1216 · R. KEITH HARRISON

Office actions

first was Notice of allowance

RCEs

no appeal

To first action

13.1 mo

to disposition 15.9 mo

Statutes raised

0 actions read

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