Issued Patents All Time
Showing 26–50 of 95 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11739628 | Methods of determining wellbore integrity | Ashok Santra | 2023-08-29 |
| 11739247 | Emulsion shear bond enhanced cement | — | 2023-08-29 |
| 11732151 | Reversible aminal gel compositions, methods, and use in three-dimensional printing | — | 2023-08-22 |
| 11724443 | Additive manufacture-assisted method for making structural elements having controlled failure characteristics | Seyed Mohammad Sajadi, AshokKumar Meiyazhagan, Muhammad M. Rahman, Carl Thaemlitz, Pulickel M. Ajayan | 2023-08-15 |
| 11710895 | Stimulus-responsive dynamic liquid crystal elastomers | — | 2023-07-25 |
| 11692413 | Additive manufacture of wellbore lining | Carl Thaemlitz | 2023-07-04 |
| 11643587 | Methods of making cement slurries and cured cement and use thereof | Ashok Santra | 2023-05-09 |
| 11566487 | Systems and methods for sealing casing to a wellbore via light activation | John L. Maida, Krishna M. Ravi, Gary P. Funkhouser | 2023-01-31 |
| 11560509 | Reversible mechanically triggered nanosilica gels | Abeer Mohammad Al-Olayan, Diana Rasner | 2023-01-24 |
| 11479708 | Cross-linked polyrotaxanes and their application in cement | Hasmukh A. Patel, Carl Thaemlitz | 2022-10-25 |
| 11377944 | Methods of suspending proppants in hydraulic fracturing fluid | Ashok Santra | 2022-07-05 |
| 11370951 | Methods of suspending weighting agents in a drilling fluid | Ashok Santra | 2022-06-28 |
| 11370706 | Cement slurries, cured cement and methods of making and use thereof | Ashok Santra | 2022-06-28 |
| 11370952 | Magnetically responsive drilling fluid and methods of making and use thereof | Ashok Santra | 2022-06-28 |
| 11293259 | Additive manufacture of wellbore tubulars | Carl Thaemlitz | 2022-04-05 |
| 11292954 | Cement slurries, cured cement and methods of making and use thereof | Ashok Santra | 2022-04-05 |
| 11293257 | Additive manufacture of casing liner in a wellbore | Carl Thaemlitz | 2022-04-05 |
| 11293258 | Additive manufacture of wellbore lining | Carl Thaemlitz | 2022-04-05 |
| 11279864 | Method of application of sliding-ring polymers to enhance elastic properties in oil-well cement | Hasmukh A. Patel, Carl Thaemlitz | 2022-03-22 |
| 11280713 | Testing cement shear bond strength at reservoir conditions | Arpita Pal Bathija | 2022-03-22 |
| 11261363 | Methods of suspending weighting agents in a drilling fluid | Ashok Santra, Carl Thaemlitz | 2022-03-01 |
| 11230497 | Cement additives | Hasmukh A. Patel, Carl Thaemlitz | 2022-01-25 |
| 11230658 | Reversible aminal gel compositions, methods, and use | Feng Liang, Diana Rasner | 2022-01-25 |
| 11168241 | Downhole fluids and methods of use thereof | Vivek S. Goel, Xueyu Pang, Lee J. Hall, Jay Paul Deville, Samuel J. Lewis +3 more | 2021-11-09 |
| 11143014 | Nuclear magnetic resonance sensors embedded in cement | Paul Joseph Ganssle, Krishna M. Ravi, Songhua Chen | 2021-10-12 |