Assignee
TEJAS RES & ENGINEERING LLC
US·14 granted patents·4 pending applications·57 citations·filing 2012–2020
Top patents by PatentIndex Score
18 records- 0192US10018022B2Method and apparatus for injecting fluid into spaced injection zones in an oil/gas wellTEJAS RES & ENGINEERING LLC·Filed 2016·Granted Jul 10, 2018·8 cites·16 claims
- 0291US10920529B2Surface controlled wireline retrievable safety valveTEJAS RES & ENGINEERING LLC·Filed 2019·Granted Feb 16, 2021·11 cites·19 claims
- 0391US10119375B1Method, apparatus, and system for injecting chemicals into lower tertiary wellsTEJAS RES & ENGINEERING LLC·Filed 2017·Granted Nov 6, 2018·6 cites·4 claims
- 0491US9920593B2Dual barrier injection valve with a variable orificeTEJAS RES & ENGINEERING LLC·Filed 2016·Granted Mar 20, 2018·5 cites·14 claims
- 0588US10309201B1Method, apparatus, and system for injecting chemicals into lower tertiary wellsTEJAS RES & ENGINEERING LLC·Filed 2018·Granted Jun 4, 2019·4 cites·8 claims
- 0685US10030476B2Tubing retrievable injection valve assemblyTEJAS RES & ENGINEERING LLC·Filed 2017·Granted Jul 24, 2018·4 cites·6 claims
- 0783US10704361B2Method and apparatus for injecting fluid into spaced injection zones in an oil/gas wellTEJAS RES & ENGINEERING LLC·Filed 2018·Granted Jul 7, 2020·3 cites·3 claims
- 0883US10053936B2Thermal compensating tubing anchor for a pumpjack wellTEJAS RES & ENGINEERING LLC·Filed 2015·Granted Aug 21, 2018·6 cites·7 claims
- 0982US9334709B2Tubing retrievable injection valve assemblyTEJAS RES & ENGINEERING LLC·Filed 2012·Granted May 10, 2016·6 cites·12 claims
- 1081US10267099B2Isolation sleeve for downhole equipmentTEJAS RES & ENGINEERING LLC·Filed 2016·Granted Apr 23, 2019·3 cites·3 claims
- 1168US10458203B2Pressure cycle actuated injection valveTEJAS RES & ENGINEERING LLC·Filed 2017·Granted Oct 29, 2019·1 cites·9 claims
- 1263US10378312B2Tubing retrievable injection valve assemblyTEJAS RES & ENGINEERING LLC·Filed 2018·Granted Aug 13, 2019·0 cites·6 claims
- 1360US10294755B2Dual barrier injection valve with a variable orificeTEJAS RES & ENGINEERING LLC·Filed 2018·Granted May 21, 2019·0 cites·10 claims
- 1448US10309175B2High flow downhole lockTEJAS RES & ENGINEERING LLC·Filed 2017·Granted Jun 4, 2019·0 cites·17 claims
- 1542US2020056714A1Deep set production tubing pressure insensitive wireline retrievable safety valveTEJAS RES & ENGINEERING LLC·Filed 2019·Application pending·0 cites
- 1637US2020291750A1Method of intervention in a failed deep-set subsurface safety valve in a deepwater or ultra-deepwater subsea well using a light intervention vesselTEJAS RES & ENGINEERING LLC·Filed 2020·Application pending·0 cites
- 1737US2015300124A1Surface Controlled Downhole Valve with Supplemental Spring Closing Force for Ultra Deep WellsTEJAS RES & ENGINEERING LLC·Filed 2015·Application pending·0 cites
- 1834US2015204163A1Method and Apparatus for Inserting a Tubular String into a WellTEJAS RES & ENGINEERING LLC·Filed 2015·Application pending·0 cites
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