Application

18323989 · INTELLIGENT MAINTENANCE AND REPAIR ROBOT FOR SMALL DIAMETER AND SMALL FLOW OIL AND GAS PIPELINES AND METHOD THEREOF

Filed 2023-05-25 · Granted · Patent 11788664 (2023-10-17) The official file ↗The patent and its PDF ↗ · Art unit 3753 · Examiner James F Hook Typical · CPC F16L 55/32 · Southwest Petroleum University · QQW-2

Office actions

first was Notice of allowance

RCEs

no appeal

To first action

3.2 mo

to disposition 4.8 mo

Statutes raised

0 actions read

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