EP3642297 - DRILL FLUID AND METHOD FOR TUNNELING [Right-click to bookmark this link] | Status | The application is deemed to be withdrawn Status updated on 13.10.2023 Database last updated on 12.10.2024 | |
Former | Examination is in progress Status updated on 03.02.2023 | ||
Former | Request for examination was made Status updated on 27.03.2020 | ||
Former | The international publication has been made Status updated on 31.12.2018 | Most recent event Tooltip | 13.10.2023 | Application deemed to be withdrawn | published on 15.11.2023 [2023/46] | Applicant(s) | For all designated states Canadian Energy Services L.P. 1400, 700 - 4th Avenue SW Calgary, Alberta T2P 3J4 / CA | [2020/18] | Inventor(s) | 01 /
SMITH, Carl Keith 59 Springbank Crescent SW Calgary Alberta T3H 3S6 / CA | 02 /
GAWRYLUK, Josh Box 1278 Turner Valley Alberta T0L 2A0 / CA | [2020/21] |
Former [2020/18] | 01 /
SMITH, Carl Keith 59 Springbank Crescent SW Calgary Alberta T3H 3S6 / CA | ||
02 /
GAWRYLUK, Josh 201 Windsor Avenue Turner Valley Alberta T0L 2A0 / CA | Representative(s) | Atkinson & Company Intellectual Property Limited 7 Moorgate Road Rotherham S60 2BF / GB | [2020/18] | Application number, filing date | 18819655.4 | 22.06.2018 | [2020/18] | WO2018CA50777 | Priority number, date | US201762524361P | 23.06.2017 Original published format: US 201762524361 P | [2020/18] | Filing language | EN | Procedural language | EN | Publication | Type: | A1 Application with search report | No.: | WO2018232532 | Date: | 27.12.2018 | Language: | EN | [2018/52] | Type: | A1 Application with search report | No.: | EP3642297 | Date: | 29.04.2020 | Language: | EN | The application published by WIPO in one of the EPO official languages on 27.12.2018 takes the place of the publication of the European patent application. | [2020/18] | Search report(s) | International search report - published on: | CA | 27.12.2018 | (Supplementary) European search report - dispatched on: | EP | 11.02.2021 | Classification | IPC: | E21B21/00, E21B21/06, E21D9/11, E21D9/13, C09K8/16 | [2021/11] | CPC: |
C09K8/16 (EP);
E21B21/003 (EP);
E21D9/04 (EP)
|
Former IPC [2020/18] | C09K8/24, E21B21/00, E21B21/06, E21D9/11, E21D9/13 | 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 [2020/18] | Extension states | BA | 23.01.2020 | ME | 23.01.2020 | Validation states | KH | 23.01.2020 | MA | 23.01.2020 | MD | 23.01.2020 | TN | 23.01.2020 | Title | German: | BOHRFLÜSSIGKEIT UND VERFAHREN ZUR TUNNELUNG | [2020/18] | English: | DRILL FLUID AND METHOD FOR TUNNELING | [2020/18] | French: | FLUIDE DE FORAGE ET PROCÉDÉ DE TUNNELLISATION | [2020/18] | Entry into regional phase | 23.01.2020 | National basic fee paid | 23.01.2020 | Search fee paid | 23.01.2020 | Designation fee(s) paid | 23.01.2020 | Examination fee paid | Examination procedure | 23.01.2020 | Examination requested [2020/18] | 01.09.2021 | Amendment by applicant (claims and/or description) | 06.02.2023 | Despatch of a communication from the examining division (Time limit: M04) | 17.06.2023 | Application deemed to be withdrawn, date of legal effect [2023/46] | 07.07.2023 | Despatch of communication that the application is deemed to be withdrawn, reason: reply to the communication from the examining division not received in time [2023/46] | Fees paid | Renewal fee | 23.01.2020 | Renewal fee patent year 03 | 21.06.2021 | Renewal fee patent year 04 | 16.06.2022 | Renewal fee patent year 05 | Penalty fee | Additional fee for renewal fee | 30.06.2023 | 06   M06   Not yet paid |
Opt-out from the exclusive Tooltip competence of the Unified Patent Court | See the Register of the Unified Patent Court for opt-out data | ||
Responsibility for the accuracy, completeness or quality of the data displayed under the link provided lies entirely with the Unified Patent Court. | Documents cited: | Search | [YA]WO9409250 (SHELL CANADA LTD [CA], et al) [Y] 16 * column 7, line 57 - column 9, line 13 *[A] 1-15; | [XYI]US2013126243 (SMITH CARL KEITH [CA]) [X] 6-14 * claims * * paragraph [0029] * [Y] 16 [I] 1-5; | [XYI]US2013206479 (SMITH CARL KEITH [CA]) [X] 6-13 * claims * * paragraph [0055] * [Y] 16 [I] 1-5,14,15 | International search | [A]CA2802048 (TECH STAR FLUID SYSTEMS INC [CA]) [A] 1-51* (page 3, lines4 - 8; page 4, line 12 -page 5, line 18; page 9, lines 5 - 25; page 12, lines 3 - 8; page 15, lines 9 -16; page 16, lines 3 - 12) * |