EP0140251 - Process for the preparation of alkali or alkaline-earth salts of acyloxybenzene-sulfonic acids [Right-click to bookmark this link] | Status | Patent maintained as amended Status updated on 22.07.1989 Database last updated on 03.09.2024 | Most recent event Tooltip | 22.07.1989 | Patent maintained (B2 publication) | published on 06.09.1989 [1989/36] | Applicant(s) | For all designated states BASF Aktiengesellschaft Carl-Bosch-Strasse 38 67063 Ludwigshafen / DE | [N/P] |
Former [1985/19] | For all designated states BASF Aktiengesellschaft Carl-Bosch-Strasse 38 D-67063 Ludwigshafen / DE | Inventor(s) | 01 /
Balzer, Wolf-Dieter, Dr. Bruesseler Ring 34 D-6700 Ludwigshafen / DE | 02 /
Bechtolsheimer, Hans-Heinrich, Dr. Ringstrasse 7 D-6521 Dittelsheim-Hessloch / DE | 03 /
Beyer, Karl-Heinz, Dr. Knietschstrasse 6 D-6710 Frankenthal / DE | 04 /
Fikentscher, Rolf, Dr. Von-Stephan-Strasse 27 D-6700 Ludwigshafen / DE | 05 /
Perner, Johannes, Dr. Ginsterweg 4 D-6730 Neustadt / DE | 06 /
Widder, Rudi, Dr. In der Taesch 7 D-6906 Leimen / DE | 07 /
Wolf, Helmut Im Zollstock 6 D-6733 Hassloch / DE | [1985/19] | Application number, filing date | 84112279.9 | 12.10.1984 | [1985/19] | Priority number, date | DE19833337921 | 19.10.1983 Original published format: DE 3337921 | [1985/19] | Filing language | DE | Procedural language | DE | Publication | Type: | A2 Application without search report | No.: | EP0140251 | Date: | 08.05.1985 | Language: | DE | [1985/19] | Type: | A3 Search report | No.: | EP0140251 | Date: | 03.07.1985 | Language: | DE | [1985/27] | Type: | B1 Patent specification | No.: | EP0140251 | Date: | 11.06.1986 | Language: | DE | [1986/24] | Type: | B1 RE Reissue of patent specification | No.: | EP0140251 | Date: | 07.10.1986 | [1986/49] | Type: | B2 New European patent specification | No.: | EP0140251 | Date: | 06.09.1989 | Language: | DE | [1989/36] | Search report(s) | (Supplementary) European search report - dispatched on: | EP | 29.04.1985 | Classification | IPC: | C07C143/46, C07C139/00 | [1985/19] | CPC: |
C07C309/00 (EP,US)
| Designated contracting states | AT, BE, CH, DE, FR, GB, IT, LI, NL, SE [1985/19] | Title | German: | Verfahren zur Herstellung von Alkali- und Erdalkalisalzen von Acyloxibenzolsulfonsäuren | [1985/19] | English: | Process for the preparation of alkali or alkaline-earth salts of acyloxybenzene-sulfonic acids | [1985/31] | French: | Procédé pour la préparation de sels de métaux alcalins ou alcalino-terreux d'acides acyloxybenzènesulphoniques | [1985/31] | Examination procedure | 03.05.1985 | Examination requested [1985/29] | 26.11.1985 | Despatch of communication of intention to grant (Approval: ) | 13.12.1985 | Communication of intention to grant the patent | 07.03.1986 | Fee for grant paid | 07.03.1986 | Fee for publishing/printing paid | Opposition(s) | Opponent(s) | 01
22.12.1986
02.03.1987
ADMISSIBLE HOECHST AKTIENGESELLSCHAFT Zentrale Patentanbteilung Gebäude F 821 D-65926 Frankfurt am Main / DE | [N/P] |
Former [1987/09] | |||
Opponent(s) | 01
22.12.1986
02.03.1987
ADMISSIBLE HOECHST AKTIENGESELLSCHAFT Zentrale Patentanbteilung Gebäude F 821 D-65926 Frankfurt am Main / DE | 14.04.1987 | Invitation to proprietor to file observations on the notice of opposition | 02.10.1987 | Reply of patent proprietor to notice(s) of opposition | 22.10.1987 | Communication of observations of patent proprietor (Time limit: M06) | 26.04.1988 | Reply of parties involved to observations of patent proprietor | 05.12.1988 | Despatch of interlocutory decision in opposition | 15.12.1988 | Legal effect of interlocutory decision in opposition | 15.03.1989 | Despatch of communication that the patent will be maintained as amended | 15.06.1989 | Fee for printing new specification paid |
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