Application
17976138 · ROTARY PULSER WITH REGENERATIVE CONTROL
Filed 2022-10-28 · Granted · Patent 12709979 (2026-08-18) The official file ↗The patent and its PDF ↗ · Art unit 2688 · Examiner Franklin D Balseca Hard · CPC E21B 47/20 · APS Tech, LLC · OFFIT KURMAN
Office actions
3
first was Non-final rejection
RCEs
2
no appeal
To first action
16.7 mo
to disposition 45.7 mo
Statutes raised
103 112
3 actions read