Application

16376605 · METAL-TO-METAL ANNULUS WELLHEAD STYLE SEAL WITH PRESSURE ENERGIZED FROM ABOVE AND BELOW

Filed 2019-04-05 · Granted · Patent 10947804 (2021-03-16) The official file ↗The patent and its PDF ↗ · Art unit 3672 · Examiner Ronald R Runyan Typical · CPC E21B 33/04 · Vetco Gray, LLC · Hogan Lovells US LLP

Office actions

first was Non-final rejection

RCEs

no appeal

To first action

13.7 mo

to disposition 23.4 mo

Statutes raised

103 112

1 actions read

Unlock the prosecution timelineIncluded in Pro, from $29 a month. Cancel any time.