EP3870669 - ADDITIVES FOR STEAM-INJECTION OIL RECOVERY [Right-click to bookmark this link] | Status | The application is deemed to be withdrawn Status updated on 07.04.2023 Database last updated on 12.10.2024 | |
Former | Grant of patent is intended Status updated on 22.07.2022 | ||
Former | Request for examination was made Status updated on 30.07.2021 | ||
Former | The international publication has been made Status updated on 02.05.2020 | ||
Former | unknown Status updated on 12.11.2019 | Most recent event Tooltip | 07.04.2023 | Application deemed to be withdrawn | published on 10.05.2023 [2023/19] | Applicant(s) | For all designated states ChampionX USA Inc. 11177 S. Stadium Dr. Sugar Land, TX 77478 / US | [2021/35] | Inventor(s) | 01 /
NGUYEN, Duy T. 6111 Driscoll Park Drive Richmond, Texas 77407 / US | 02 /
MYERS, David F. 2 Lapaloma Ct. Angleton, Texas 77515 / US | 03 /
BOYD, Tyler D. 219 Marshall St., Apt. 235 Houston, Texas 77006 / US | [2021/35] | Representative(s) | HGF HGF Limited 1 City Walk Leeds LS11 9DX / GB | [N/P] |
Former [2021/35] | HGF 1 City Walk Leeds LS11 9DX / GB | Application number, filing date | 19797963.6 | 17.10.2019 | [2021/35] | WO2019US56696 | Priority number, date | US201862751013P | 26.10.2018 Original published format: US 201862751013 P | [2021/35] | Filing language | EN | Procedural language | EN | Publication | Type: | A1 Application with search report | No.: | WO2020086369 | Date: | 30.04.2020 | Language: | EN | [2020/18] | Type: | A1 Application with search report | No.: | EP3870669 | Date: | 01.09.2021 | Language: | EN | The application published by WIPO in one of the EPO official languages on 30.04.2020 takes the place of the publication of the European patent application. | [2021/35] | Search report(s) | International search report - published on: | EP | 30.04.2020 | Classification | IPC: | C09K8/592, E21B43/24 | [2021/35] | CPC: |
E21B43/2406 (EP);
E21B43/241 (US);
C09K8/592 (EP,US);
C10G1/047 (US)
| Designated contracting states | AL, AT, BE, BG, CH, CY, CZ, DE, DK, EE, ES, FI, FR, GB, GR, HR, HU, IE, IS, IT, LI, LT, LU, LV, MC, MK, MT, NL, NO, PL, PT, RO, RS, SE, SI, SK, SM, TR [2021/35] | Title | German: | ADDITIVE ZUR ÖLRÜCKGEWINNUNG MITTELS DAMPFEINSPRITZUNG | [2021/35] | English: | ADDITIVES FOR STEAM-INJECTION OIL RECOVERY | [2021/35] | French: | ADDITIFS POUR LA RÉCUPÉRATION DE PÉTROLE PAR INJECTION DE VAPEUR | [2021/35] | Entry into regional phase | 22.04.2021 | National basic fee paid | 22.04.2021 | Designation fee(s) paid | 22.04.2021 | Examination fee paid | Examination procedure | 22.04.2021 | Examination requested [2021/35] | 22.04.2021 | Date on which the examining division has become responsible | 29.11.2021 | Amendment by applicant (claims and/or description) | 22.07.2022 | Communication of intention to grant the patent | 02.12.2022 | Application deemed to be withdrawn, date of legal effect [2023/19] | 22.12.2022 | Despatch of communication that the application is deemed to be withdrawn, reason: fee for grant / fee for printing not paid in time [2023/19] | Fees paid | Renewal fee | 29.09.2021 | Renewal fee patent year 03 | Penalty fee | Additional fee for renewal fee | 31.10.2022 | 04   M06   Not yet paid |
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