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REMOTELY-OPERATED WELLHEAD PRESSURE CONTROL FITTING ("RIG LOCK")

62/263,889 | U.S. Patent Application

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Location ELECTRONIC
Filed Dec. 7, 2015
Case Type Provisional
Status Provisional Application Expired
Child 15/341,864 Patented
Child 15/371,141 Patented
Child 15/615,549 Patented
Child 15/371,141 Patented
Child 15/826,371 Patented
Child 15/615,549 Patented
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Last Updated: 6 years, 4 months ago
Date # Transaction