Application

15978765 · RIG-FLOOR PIPE LIFTING MACHINE

Filed 2018-05-14 · Granted · Patent 10745985 (2020-08-18) The official file ↗The patent and its PDF ↗ · Art unit 3679 · Examiner Douglas S Wood Typical · CPC E21B 19/24 · National Oilwell Varco, L.P. · Porter Hedges LLP

Office actions

first was Non-final rejection

RCEs

no appeal

To first action

13.3 mo

to disposition 27.2 mo

Statutes raised

102 112

2 actions read

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