PATLY.AIApplication
14620037 · COMBINED PERFORATING AND FRACKING TOOLS
Filed 2015-02-11 · Granted · Patent 9797228 (2017-10-24) The official file ↗The patent and its PDF ↗ · Art unit 3676 · Examiner Kenneth P Beyers · CPC E21B 43/112 · IRON HORSE COILED TUBING INC. · GOWLING WLG (CANADA) LLP
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first was Notice of allowance
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to disposition 32.4 mo
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