Application

15078698 · TOP SURFACE DRILLING DEVICE AND METHODS FOR DRILLING A CORE IN A TOP SURFACE

Filed 2016-03-23 · Granted · Patent 10443311 (2019-10-15) The official file ↗The patent and its PDF ↗ · Art unit 3674 · Examiner Thomas S Bomar Easy · CPC E21B 10/02 · TRACTO-TECHNIK GmbH & Co. KG · Howard IP Law Group

Office actions

first was Non-final rejection

RCEs

no appeal

To first action

23.7 mo

to disposition 42.7 mo

Statutes raised

102 103 112

3 actions read

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