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EP3849693
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EP About this file: EP3849693
| EP3849693 - METHOD FOR TREATING A MICROPOROUS MEMBRANE [Right-click to bookmark this link] | Status | Examination is in progress Status updated on 28.07.2023 Database last updated on 24.08.2024 | |
| Former | Request for examination was made Status updated on 25.07.2023 | ||
| Former | Grant of patent is intended Status updated on 14.05.2023 | ||
| Former | Request for examination was made Status updated on 18.06.2021 | ||
| Former | The international publication has been made Status updated on 21.03.2020 | ||
| Former | unknown Status updated on 02.10.2019 | Most recent event Tooltip | 31.10.2023 | New entry: Reply to examination report | Applicant(s) | For all designated states PPG Industries Ohio Inc. 3800 West 143rd Street Cleveland, OH 44111 / US | [2021/29] | Inventor(s) | 01 /
GUO, Qunhui 5011 Prides Court Murrysville, Pennsylvania 15668 / US | 02 /
BOWLES, Steven, E. 607 Glengary Drive Pittsburgh, Pennsylvania 15215 / US | 03 /
KUTCHKO, Cynthia 1405 Greendale Drive Pittsburgh, Pennsylvania 15239 / US | 04 /
MCHENRY, Deena, M. 220 Hampshire Drive Cranberry Township, Pennsylvania 16066 / US | 05 /
OLSON, Kurt, G. 3935 Bakerstown Road Gibsonia, Pennsylvania 15044 / US | 06 /
PETERS, James, C. 1429 Browning Road Pittsburgh, Pennsylvania 15206 / US | 07 /
WALTERS, David, N. 120 Sassafras Drive Slippery Rock, Pennsylvania 16057 / US | [2021/29] | Representative(s) | f & e patent Braunsberger Feld 29 51429 Bergisch Gladbach / DE | [2021/29] | Application number, filing date | 19773655.6 | 10.09.2019 | [2021/29] | WO2019US50411 | Priority number, date | US201816131775 | 14.09.2018 Original published format: US201816131775 | [2021/29] | Filing language | EN | Procedural language | EN | Publication | Type: | A1 Application with search report | No.: | WO2020055867 | Date: | 19.03.2020 | Language: | EN | [2020/12] | Type: | A1 Application with search report | No.: | EP3849693 | Date: | 21.07.2021 | Language: | EN | The application published by WIPO in one of the EPO official languages on 19.03.2020 takes the place of the publication of the European patent application. | [2021/29] | Search report(s) | International search report - published on: | EP | 19.03.2020 | Classification | IPC: | B01D67/00, B01D69/02, B01D69/14, B01D71/26 | [2021/29] | CPC: |
B01D69/148 (EP,CN,KR,US);
B01D67/00933 (KR);
B01D67/0093 (EP,CN,KR,US);
B01D61/14 (EP,KR);
B01D63/10 (EP,CN,KR,US);
B01D65/08 (KR,US);
B01D67/0027 (EP,CN,KR);
B01D67/0088 (EP,CN,KR);
B01D67/0095 (CN,KR,US);
B01D69/02 (EP,CN,KR);
B01D71/261 (EP,CN,KR,US);
B01D71/262 (EP,CN,KR,US);
C02F1/44 (KR,US);
C08J7/0427 (KR,US);
C08J7/056 (KR);
C09D133/12 (KR,US);
B01D2323/02 (EP,CN,KR);
B01D2323/21 (EP,CN,KR);
B01D2325/14 (EP,CN,KR);
B01D2325/36 (EP,CN,KR);
C02F2101/32 (KR,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 [2021/29] | Title | German: | VERFAHREN ZUR BEHANDLUNG EINER MIKROPORÖSEN MEMBRAN | [2021/29] | English: | METHOD FOR TREATING A MICROPOROUS MEMBRANE | [2021/29] | French: | PROCÉDÉ DE TRAITEMENT D'UNE MEMBRANE MICROPOREUSE | [2021/29] | Entry into regional phase | 09.04.2021 | National basic fee paid | 09.04.2021 | Designation fee(s) paid | 09.04.2021 | Examination fee paid | Examination procedure | deleted | Communication of intention to grant the patent | 09.04.2021 | Examination requested [2021/29] | 09.04.2021 | Date on which the examining division has become responsible | 24.09.2021 | Amendment by applicant (claims and/or description) | 15.05.2023 | Communication of intention to grant the patent | 24.07.2023 | Disapproval of the communication of intention to grant the patent by the applicant or resumption of examination proceedings by the EPO | 01.08.2023 | Despatch of a communication from the examining division (Time limit: M04) | 31.10.2023 | Reply to a communication from the examining division | Fees paid | Renewal fee | 09.04.2021 | Renewal fee patent year 03 | 27.09.2022 | Renewal fee patent year 04 | 27.09.2023 | Renewal fee patent year 05 |
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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. | Cited in | International search | [I]US2018133664 (GUO QUNHUI [US], et al); | [I]US2018133686 (GUO QUNHUI [US], et al); | by applicant | US2940830 | US4681750 | US5196262 | US2013228529 | US2014069862 |