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EP0023158
European procedure
Extract from the Register of European Patents
EP About this file: EP0023158
| EP0023158 - Polyamines, process for the preparation thereof, substituted ammonium compounds prepared therefrom and a method for producing a cured piece [Right-click to bookmark this link] | Status | Patent maintained as amended Status updated on 17.05.1986 Database last updated on 28.03.2026 | Most recent event Tooltip | 17.05.1986 | Patent maintained (B2 publication) | published on 02.07.1986 [1986/27] | Applicant(s) | For all designated states HENKEL CORPORATION (a Delaware corp.) 7900 West 78th Street Minneapolis Minnesota 55435 / US | [N/P] |
| Former [1981/04] | For all designated states HENKEL CORPORATION (a Delaware corp.) 7900 West 78th Street Minneapolis Minnesota 55435 / US | Inventor(s) | 01 /
Floyd, Don Edgar 2672 Parkview Boulevard Robbinsdale Minnesota 55422 / US | [1981/04] | Representative(s) | Cockbain, Julian, et al Dehns St Bride's House 10 Salisbury Square London EC4Y 8JD / GB | [N/P] |
| Former [1985/38] | Cockbain, Julian, Dr., et al Frank B. Dehn & Co. Imperial House 15-19 Kingsway London WC2B 6UZ / GB | ||
| Former [1981/04] | Watkins, Arnold Jack European Patent Attorney Frank B. Dehn & Co. Imperial House 15-19 Kingsway London WC2B 6UZ / GB | Application number, filing date | 80302503.0 | 23.07.1980 | [1981/04] | Priority number, date | US19790059933 | 23.07.1979 Original published format: US 59933 | [1981/04] | Filing language | EN | Procedural language | EN | Publication | Type: | A1 Application with search report | No.: | EP0023158 | Date: | 28.01.1981 | Language: | EN | [1981/04] | Type: | B1 Patent specification | No.: | EP0023158 | Date: | 08.06.1983 | Language: | EN | [1983/23] | Type: | B2 New European patent specification | No.: | EP0023158 | Date: | 02.07.1986 | Language: | EN | [1986/27] | Search report(s) | (Supplementary) European search report - dispatched on: | EP | 27.11.1980 | Classification | IPC: | C07C93/04, C07C93/06, C08G59/50, C08G18/08, C08G18/32, C09D5/24 | [1981/04] | CPC: |
C08G18/0814 (EP,US);
C08G18/32 (EP,US);
C08G59/50 (EP,US);
C09D5/4438 (EP,US);
Y10S524/901 (EP)
| Designated contracting states | AT, BE, CH, FR, GB, IT, LI, NL, SE [1981/04] | Title | German: | Polyamine, Verfahren zu deren Herstellung, daraus hergestellte substituierte Ammonium-Verbindungen und Verfahren zur Herstellung eines gehärteten Stücks | [1981/04] | English: | Polyamines, process for the preparation thereof, substituted ammonium compounds prepared therefrom and a method for producing a cured piece | [1981/04] | French: | Polyamines, procédé pour leur préparation, composés ammonium substitués préparés à partir de celles-ci, et procédé pour la production d'une pièce durcie | [1981/04] | Examination procedure | 25.04.1981 | Examination requested [1981/28] | 12.11.1981 | Despatch of a communication from the examining division (Time limit: M06) | 18.05.1982 | Reply to a communication from the examining division | 26.08.1982 | Despatch of communication of intention to grant (Approval: ) | 07.10.1982 | Communication of intention to grant the patent | 13.12.1982 | Fee for grant paid | 13.12.1982 | Fee for publishing/printing paid | Opposition(s) | Opponent(s) | 01
03.03.1984
09.04.1984
ADMISSIBLE BASF Aktiengesellschaft -Patentabteilung - C6- Carl-Bosch-Strasse 38 D-67056 Ludwigshafen / DE | [N/P] |
| Former [1984/20] | |||
| Opponent(s) | 01
03.03.1984
09.04.1984
ADMISSIBLE BASF Aktiengesellschaft, Ludwigshafen -Patentabteilung - C6- Carl-Bosch-Strasse 38 D-67056 Ludwigshafen / DE | 09.04.1984 | Invitation to proprietor to file observations on the notice of opposition | 16.08.1984 | Reply of patent proprietor to notice(s) of opposition | 18.09.1984 | Communication of observations of patent proprietor (Time limit: M04) | 19.01.1985 | Reply of parties involved to observations of patent proprietor | 14.05.1985 | Despatch of a communication from the opposition division (Time limit: M02) | 28.06.1985 | Reply to a communication from the opposition division | 15.01.1986 | Despatch of communication that the patent will be maintained as amended | 14.04.1986 | Fee for printing new specification paid | Fees paid | Renewal fee | 15.07.1982 | 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. | Documents cited: | Search | FR2238736 (SCHERING AG et al.) | FR2388022 (KAO CORP et al.) | FR1507179 (SHELL INT RESEARCH et al.) | GB1088496 (DYNAMIT NOBEL AG et al.) | US3922253 (JERABEK ROBERT D et al.) | FR1524755 (HOECHST AG et al.) | US3811911 (DOI T et al.) | FR1357258 (SHELL INT RESEARCH et al.) |