Pinnawala Arachchilage; Gayani
Patent Applications and Registrations
Patent applications and USPTO patent grants for Pinnawala Arachchilage; Gayani.The latest application filed is for "methods for use in oil and gas operations".
- Pinnawala Arachchilage; Gayani - Katy TX
- PINNAWALA ARACHCHILAGE; Gayani - San Ramon CA
- Pinnawala Arachchilage; Gayani - Houston TX
| Patent | Date |
|---|---|
| Methods For Use In Oil And Gas Operations App 20220098470 - Alexis; Dennis A. ; et al. | 2022-03-31 |
| Compositions for use in oil and gas operations Grant 11,248,160 - Alexis , et al. February 15, 2 | 2022-02-15 |
| Methods for preparing an aqueous surfactant-polymer solution Grant 11,008,502 - Alexis , et al. May 18, 2 | 2021-05-18 |
| Injection Fluids Comprising An Anionic Surfactant For Treating Unconventional Formations App 20210095184 - WALKER; Dustin L. ; et al. | 2021-04-01 |
| Injection Fluids Comprising A Non-ionic Surfactant For Treating Unconventional Formations App 20200317992 - WALKER; Dustin L. ; et al. | 2020-10-08 |
| Injection Fluids For Stimulating Fractured Formations App 20200317993 - WALKER; Dustin L. ; et al. | 2020-10-08 |
| Surfactant compositions Grant 10,501,677 - Naae , et al. Dec | 2019-12-10 |
| Methods for Use in Oil and Gas Operations App 20190233716 - ALEXIS; Dennis A. ; et al. | 2019-08-01 |
| Compositions For Use In Oil And Gas Operations App 20190233715 - ALEXIS; Dennis A. ; et al. | 2019-08-01 |
| Surfactant Compositions App 20180037794 - Naae; Douglas G. ; et al. | 2018-02-08 |
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