Assignee
VANGUARD OIL TOOLS & SERVICES LLC
OM·4 granted patents·1 citations·filing 2013–2018
Technology mixE21B4
Top patents by PatentIndex Score
4 records- 0152US9982493B2Thermally expandable casing collarVANGUARD OIL TOOLS & SERVICES LLC·Filed 2013·Granted May 29, 2018·1 cites·12 claims
- 0247US10513893B2Joint element, a casing string including such a joint element and a method for compensating of forces due to thermal effects in a casing stringVANGUARD OIL TOOLS & SERVICES LLC·Filed 2018·Granted Dec 24, 2019·0 cites·16 claims
- 0331US10689918B2Retrievable re-connecting device with internal seal and slips for connecting to the top of an existing tubing in a well boreVANGUARD OIL TOOLS & SERVICES LLC·Filed 2015·Granted Jun 23, 2020·0 cites·18 claims
- 0430US10472921B2Temperature activated zonal isolation packer deviceVANGUARD OIL TOOLS & SERVICES LLC·Filed 2015·Granted Nov 12, 2019·0 cites·21 claims
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