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19020809 · METHODS OF FORMING AND RESTRICTING FLUID FLOW WITH A VALVE ASSEMBLY

Filed 2025-01-14 · Granted The official file ↗ · Art unit 3753 · Examiner Reinaldo Sanchez-Medina Typical · CPC E21B 34/142 · CHAMPIONX LLC · ChampionX/BKRIP

Office actions
1
first was Non-final rejection
RCEs
0
no appeal
To first action
14.1 mo
to disposition 18.7 mo
Statutes raised
·
0 actions read
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