EP4021881 - APPARATUS FOR PURIFYING TEREPHTHALIC ACID [Right-click to bookmark this link] | Status | No opposition filed within time limit Status updated on 15.03.2024 Database last updated on 24.08.2024 | |
Former | The patent has been granted Status updated on 07.04.2023 | ||
Former | Grant of patent is intended Status updated on 25.01.2023 | ||
Former | Request for examination was made Status updated on 03.06.2022 | ||
Former | The international publication has been made Status updated on 05.03.2021 | ||
Former | unknown Status updated on 04.09.2020 | Most recent event Tooltip | 02.08.2024 | Lapse of the patent in a contracting state New state(s): BE | published on 04.09.2024 [2024/36] | Applicant(s) | For all designated states Koch Technology Solutions UK Limited 20 Gresham Street 4th Floor London EC2V 7JE / GB | [2022/27] | Inventor(s) | 01 /
WARD, Phil C/o Invista North America S.A R.L. 1 Little Falls Centre 2711 Centerville Road Wilmington, Delaware 19808 / US | 02 /
ZHENG, Donghui C/o Invista North America S.A R.L. 1 Little Falls Centre 2711 Centerville Road Wilmington, Delaware 19808 / US | [2022/27] | Representative(s) | Jones, Nicholas Andrew Withers & Rogers LLP 2 London Bridge London SE1 9RA / GB | [2022/27] | Application number, filing date | 20761908.1 | 20.08.2020 | [2022/27] | WO2020IB57820 | Priority number, date | US201962892548P | 28.08.2019 Original published format: US 201962892548 P | US201962939001P | 22.11.2019 Original published format: US 201962939001 P | [2022/27] | Filing language | EN | Procedural language | EN | Publication | Type: | A1 Application with search report | No.: | WO2021038394 | Date: | 04.03.2021 | Language: | EN | [2021/09] | Type: | A1 Application with search report | No.: | EP4021881 | Date: | 06.07.2022 | Language: | EN | The application published by WIPO in one of the EPO official languages on 04.03.2021 takes the place of the publication of the European patent application. | [2022/27] | Type: | B1 Patent specification | No.: | EP4021881 | Date: | 10.05.2023 | Language: | EN | [2023/19] | Search report(s) | International search report - published on: | EP | 04.03.2021 | Classification | IPC: | C07C51/215, C07C51/43, C07C63/26 | [2022/27] | CPC: |
C07C63/26 (EP);
B01J19/00 (CN);
B01D36/00 (CN);
C07C51/215 (EP);
C07C51/265 (CN);
C07C51/42 (CN);
| C-Set: |
C07C51/215, C07C63/26 (EP);
C07C51/265, C07C63/26 (CN);
C07C51/42, C07C63/26 (CN);
C07C51/43, C07C63/26 (EP,CN); | 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 [2022/27] | Extension states | BA | Not yet paid | ME | Not yet paid | Validation states | KH | Not yet paid | MA | Not yet paid | MD | Not yet paid | TN | Not yet paid | Title | German: | VORRICHTUNG ZUR AUFREINIGUNG VON TEREPHTHALSÄURE | [2022/27] | English: | APPARATUS FOR PURIFYING TEREPHTHALIC ACID | [2022/27] | French: | APPAREIL DE PURIFICATION D'ACIDE TÉRÉPHTALIQUE | [2022/27] | Entry into regional phase | 17.02.2022 | National basic fee paid | 17.02.2022 | Designation fee(s) paid | 17.02.2022 | Examination fee paid | Examination procedure | 17.02.2022 | Examination requested [2022/27] | 17.02.2022 | Date on which the examining division has become responsible | 26.01.2023 | Communication of intention to grant the patent | 29.03.2023 | Fee for grant paid | 29.03.2023 | Fee for publishing/printing paid | 29.03.2023 | Receipt of the translation of the claim(s) | Opposition(s) | 13.02.2024 | No opposition filed within time limit [2024/16] | Fees paid | Renewal fee | 18.07.2022 | Renewal fee patent year 03 |
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Responsibility for the accuracy, completeness or quality of the data displayed under the link provided lies entirely with the Unified Patent Court. | Lapses during opposition Tooltip | AT | 10.05.2023 | CZ | 10.05.2023 | DK | 10.05.2023 | EE | 10.05.2023 | ES | 10.05.2023 | FI | 10.05.2023 | HR | 10.05.2023 | IT | 10.05.2023 | LT | 10.05.2023 | LV | 10.05.2023 | MC | 10.05.2023 | NL | 10.05.2023 | PL | 10.05.2023 | RO | 10.05.2023 | RS | 10.05.2023 | SE | 10.05.2023 | SI | 10.05.2023 | SK | 10.05.2023 | SM | 10.05.2023 | NO | 10.08.2023 | GR | 11.08.2023 | IE | 20.08.2023 | LU | 20.08.2023 | BE | 31.08.2023 | CH | 31.08.2023 | FR | 31.08.2023 | IS | 10.09.2023 | PT | 11.09.2023 | [2024/36] |
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IE | 20.08.2023 | ||
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CH | 31.08.2023 | ||
FR | 31.08.2023 | ||
IS | 10.09.2023 | ||
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CH | 31.08.2023 | ||
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CH | 31.08.2023 | ||
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PT | 11.09.2023 | Cited in | International search | [A]WO9324440 (ICI PLC [GB], et al) [A] 1-7* the whole document *; | [AD]US5840965 (TURNER JOHN ARTHUR [GB], et al) [AD] 1-7 * column 6 - column 7; figure 5; claim 1 * | by applicant | US5840965 |