Application
15703659 · INTERNAL CLOSED LOOP COOLING
Filed 2017-09-13 · Granted · Patent 10615666 (2020-04-07) The official file ↗The patent and its PDF ↗ · Art unit 2834 · Examiner Thanh Lam Easy · CPC H02K 9/18 · CANRIG DRILLING TECHNOLOGY LTD. · Ewing & Jones, PLLC
Office actions
2
first was Non-final rejection
RCEs
0
no appeal
To first action
21.7 mo
to disposition 30.8 mo
Statutes raised
101 102 103 DP
2 actions read