Application

18260532 · TIME SERVICE AND POSITIONING NETWORK SYSTEM FOR UNDERGROUND CHAIN-SHAPED LARGE SPACE IN COAL MINE

Filed 2023-07-06 · Granted · Patent 11930463 (2024-03-12) The official file ↗The patent and its PDF ↗ · Art unit 2635 · Examiner Dalzid E Singh Easy · CPC H04W 56/001 · XUZHOU KERUI MINING TECHNOLOGY CO., LTD. · Casimir Jones, S.C.

Office actions

first was Notice of allowance

RCEs

no appeal

To first action

6.4 mo

to disposition 8.2 mo

Statutes raised

0 actions read

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