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EP0180529
European procedure
Extract from the Register of European Patents
EP About this file: EP0180529
| EP0180529 - Process for preparing chemical wood pulps with a view to bleaching [Right-click to bookmark this link] | Status | Patent maintained as amended Status updated on 21.02.1992 Database last updated on 13.07.2024 | Most recent event Tooltip | 21.02.1992 | Patent maintained (B2 publication) | published on 08.04.1992 [1992/15] | Applicant(s) | For:AT
BE
DE
IT
SE
ELF ATOCHEM S.A. 4/8, Cours Michelet, La Défense 10 92800 Puteaux Hauts-de-Seine / FR | For:FR
CENTRE TECHNIQUE DE L'INDUSTRIE DES PAPIERS, CARTONS ET CELLULOSES Domaine Universitaire B.P. 7110 F-38020 Grenoble Cedex / FR | [N/P] |
| Former [1987/15] | For:AT
BE
DE
IT
SE
ELF ATOCHEM S.A. 4 & 8, Cours Michelet La Défense 10 F-92800 Puteaux / FR | ||
| For:FR
CENTRE TECHNIQUE DE L'INDUSTRIE DES PAPIERS, CARTONS ET CELLULOSES Domaine Universitaire B.P. 7110 F-38020 Grenoble Cedex / FR | |||
| Former [1986/19] | For:AT
BE
DE
IT
SE
ATOCHEM 4 & 8, Cours Michelet La Défense 10 F-92800 Puteaux / FR | ||
| For:FR
CENTRE TECHNIQUE DE L'INDUSTRIE DES PAPIERS, CARTONS ET CELLULOSES Domaine Universitaire B.P. 7110 F-38020 Grenoble Cedex / FR | Inventor(s) | 01 /
Lachenal, Dominique 1 place de la Commune F-38130 Echirolles / FR | 02 /
de Choudens, Christian Les Tilleuls Avenue Duriage F-38610 Gieres / FR | [1986/19] | Application number, filing date | 85420187.8 | 22.10.1985 | [1986/19] | Priority number, date | FR19840016518 | 25.10.1984 Original published format: FR 8416518 | [1986/19] | Filing language | FR | Procedural language | FR | Publication | Type: | A1 Application with search report | No.: | EP0180529 | Date: | 07.05.1986 | Language: | FR | [1986/19] | Type: | B1 Patent specification | No.: | EP0180529 | Date: | 29.06.1988 | Language: | FR | [1988/26] | Type: | B2 New European patent specification | No.: | EP0180529 | Date: | 08.04.1992 | Language: | FR | [1992/15] | Search report(s) | (Supplementary) European search report - dispatched on: | EP | 11.02.1986 | Classification | IPC: | D21C9/10 | [1986/19] | CPC: |
D21C9/144 (EP)
| Designated contracting states | AT, BE, DE, FR, IT, SE [1986/19] | Title | German: | Verfahren zur Bereitstellung von chemischen Holzpulpen hinsichtlich der Bleiche | [1986/19] | English: | Process for preparing chemical wood pulps with a view to bleaching | [1986/19] | French: | Procédé pour la préparation des pâtes papetières chimiques en vue du blanchiment | [1986/19] | Examination procedure | 25.10.1985 | Examination requested [1986/19] | 11.06.1987 | Despatch of a communication from the examining division (Time limit: M04) | 20.08.1987 | Reply to a communication from the examining division | 26.11.1987 | Despatch of communication of intention to grant (Approval: Yes) | 30.12.1987 | Communication of intention to grant the patent | 06.02.1988 | Fee for grant paid | 06.02.1988 | Fee for publishing/printing paid | Opposition(s) | Opponent(s) | 01
28.03.1989
06.06.1989
ADMISSIBLE Mo och Domsjö AB S-891 80 Örnsköldsvik / SE Opponent's representative Barz, Peter, et al, et al Schmied-Kowarzik & Partner Patentanwälte Siegfriedstrasse 8 80803 München / DE | [N/P] |
| Former [1989/22] | |||
| Opponent(s) | 01
28.03.1989
06.06.1989
ADMISSIBLE Mo och Domsjö AB S-891 80 Örnsköldsvik / SE Opponent's representative Barz, Peter, Dr., et al, et al Patentanwälte Dr. V. Schmied-Kowarzik Dipl.-Ing. G. Dannenberg Dr. P. Weinhold Dr. D. Gudel Dipl.-Ing. S. Schubert Dr. P. Barz Siegfriedstrasse 8 D-80803 München / DE | 05.05.1989 | No. 01: Notification indicating deficiencies in the notice of opposition | 29.05.1989 | No. 01: Reply to notification indicating deficiencies in the notice of opposition | 08.06.1989 | Invitation to proprietor to file observations on the notice of opposition | 04.10.1989 | Reply of patent proprietor to notice(s) of opposition | 12.10.1989 | Communication of observations of patent proprietor (Time limit: M04) | 22.02.1990 | Reply of parties involved to observations of patent proprietor | 11.10.1990 | Date of oral proceedings | 03.12.1990 | Despatch of minutes of oral proceedings | 18.12.1990 | Despatch of a communication from the opposition division (Time limit: M02) | 05.02.1991 | Reply to a communication from the opposition division | 24.05.1991 | Despatch of interlocutory decision in opposition | 03.06.1991 | Legal effect of interlocutory decision in opposition | 21.10.1991 | Despatch of communication that the patent will be maintained as amended | 20.12.1991 | Fee for printing new specification paid | Fees paid | Renewal fee | 08.09.1987 | 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 | [AD]FR2018562 (CANADIAN IND); | [A]FR2322235 (DEGUSSA [DE]); | [A]US4402788 (PAULOSE GEORGE [US], et al) |