New Caney, Texas
United States
15
2021-05-06
The entities that hold a legal rights for patent applications filed by inventor MCDOWELL Christopher L.:
Christopher L. MCDOWELL from New Caney, US has applied for patents for these inventions. The list has both pending applications and granted patents:
Remotely operated isolation valve
#2 | 2019-05-23Remotely operated isolation valve
#3 | 2019-04-04Signal operated isolation valve
#4 | 2018-08-09Leak detection for downhole isolation valve
#5 | 2017-10-05Riser annular isolation device
#6 | 2016-11-03Isolation valve with debris control and flow tube protection
#7 | 2016-09-29Downhole isolation valve
#8 | 2016-03-31Remotely operated isolation valve
#9 | 2015-07-30Signal operated isolation valve
#10 | 2015-05-28Differential pressure indicator for downhole isolation valve
#11 | 2015-01-01Bidirectional downhole isolation valve
#12 | 2014-06-19Isolation valve with debris control and flow tube protection
#13 | 2012-03-22Remotely operated isolation valve
#14 | 2012-03-22Signal operated isolation valve
#15 | 2012-02-02Isolation valve with debris control and flow tube protection
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