Issued Patents All Time
Showing 1–20 of 20 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11603491 | Thermally activated strong acids | Paul Richard Weider, Robert Lawrence Blackbourn, Ying Zhang, Lee Nicky Morgenthaler | 2023-03-14 |
| 11156074 | Thermally activated strong acids | Paul Richard Weider, Robert Lawrence Blackbourn, Ying Zhang, Lee Nicky Morgenthaler | 2021-10-26 |
| 10920131 | Weighted acid compositions comprising amino acids | Robert Lawrence Blackbourn, Jonathan J. Brege, Paul Richard Weider, Allen D. Gabrysch, Andrew James Murphy +1 more | 2021-02-16 |
| 10894909 | Inducibly degradable polyacetal compositions for use in subterranean formations | Robert Lawrence Blackbourn, Paul Richard Weider, Jonathan J. Brege, Allen D. Gabrysch | 2021-01-19 |
| 10787606 | Weighted acid compositions comprising amino acids | Paul Richard Weider, Robert Lawrence Blackbourn, Jonathan J. Brege, Allen D. Gabrysch, Andrew James Murphy +1 more | 2020-09-29 |
| 10443368 | Thermally activated strong acids | Paul Richard Weider, Robert Lawrence Blackbourn, Ying Zhang, Lee Nicky Morgenthaler | 2019-10-15 |
| 9528044 | Methods using stimulation-capable drill-in and completion fluids | Abdalla Moustafa Ezzat | 2016-12-27 |
| 9315712 | Viscoelastic surfactants and methods of making and using same | Douglas J. Harrison | 2016-04-19 |
| 9200190 | Methods relating to predicting subterranean formation damage from deformable additives | Jason Eric Maxey | 2015-12-01 |
| 8881820 | Treatment fluids comprising entangled equilibrium polymer networks | Ryan G. Ezell | 2014-11-11 |
| 8813845 | Polymeric additives for enhancement of treatment fluids comprising viscoelastic surfactants and methods of use | Ryan G. Ezell | 2014-08-26 |
| 8763695 | Electrically conductive oil-based drilling fluids | — | 2014-07-01 |
| 8618026 | Polymeric additives for enhancement of treatment fluids comprising viscoelastic surfactants and methods of use | Ryan G. Ezell | 2013-12-31 |
| 8592350 | Surfactant additives used to retain producibility while drilling | David Horton, Per-Bjarte Tanche-Larsen | 2013-11-26 |
| 8453741 | Tethered polymers used to enhance the stability of microemulsion fluids | — | 2013-06-04 |
| 8418761 | Stimuli-responsive high viscosity pill | Ryan G. Ezell | 2013-04-16 |
| 8207096 | Compressible packer fluids and methods of making and using same | Douglas J. Harrison | 2012-06-26 |
| 8148303 | Surfactant additives used to retain producibility while drilling | David Horton, Per-Bjarte Tanche-Larsen | 2012-04-03 |
| 7960314 | Microemulsifiers and methods of making and using same | Douglas J. Harrison | 2011-06-14 |
| 7833943 | Microemulsifiers and methods of making and using same | Douglas J. Harrison | 2010-11-16 |