Application
16207209 · SEALING ELEMENT WEAR INDICATOR SYSTEM
Filed 2018-12-03 · Granted · Patent 11053768 (2021-07-06) The official file ↗The patent and its PDF ↗ · Art unit 3676 · Examiner Yong-Suk Ro Easy · CPC E21B 33/08 · MANAGED PRESSURE OPERATIONS PTE. LTD. · THOT PATENT
Office actions
2
first was Non-final rejection
RCEs
1
no appeal
To first action
17.7 mo
to disposition 31.1 mo
Statutes raised
102
2 actions read