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EP0306672
European procedure
Extract from the Register of European Patents
EP About this file: EP0306672
| EP0306672 - Method and apparatus for helically coiling metal strip on tubes [Right-click to bookmark this link] | Status | No opposition filed within time limit Status updated on 27.08.1992 Database last updated on 09.05.2025 | Most recent event Tooltip | 27.08.1992 | No opposition filed within time limit | published on 14.10.1992 [1992/42] | Applicant(s) | For all designated states Balcke-Dürr AG Homberger Strasse 2 D-40882 Ratingen / DE | [1989/11] | Inventor(s) | 01 /
Joekel, Alfred Ruhrtalstrasse 113 D-4300 Essen 16 / DE | 02 /
Denner, Peter Beerenkothen 26 D-4030 Ratingen 1 / DE | 03 /
Herrmann, Wolfgang Dechenstrasse 4 D-4030 Ratingen 1 / DE | [1989/11] | Representative(s) | Brinkmann & Partner Patentanwälte Partnerschaft mbB Am Seestern 8 40547 Düsseldorf / DE | [N/P] |
| Former [1989/11] | Stenger, Watzke & Ring Patentanwälte Kaiser-Friedrich-Ring 70 D-40547 Düsseldorf / DE | Application number, filing date | 88111656.0 | 20.07.1988 | [1989/11] | Priority number, date | DE19873729859 | 05.09.1987 Original published format: DE 3729859 | [1989/11] | Filing language | DE | Procedural language | DE | Publication | Type: | A2 Application without search report | No.: | EP0306672 | Date: | 15.03.1989 | Language: | DE | [1989/11] | Type: | A3 Search report | No.: | EP0306672 | Date: | 08.11.1989 | Language: | DE | [1989/45] | Type: | B1 Patent specification | No.: | EP0306672 | Date: | 23.10.1991 | Language: | DE | [1991/43] | Search report(s) | (Supplementary) European search report - dispatched on: | EP | 19.09.1989 | Classification | IPC: | B21C37/26 | [1989/11] | CPC: |
B21C37/26 (EP)
| Designated contracting states | AT, BE, CH, DE, ES, FR, GB, GR, IT, LI, LU, NL, SE [1989/11] | Title | German: | Verfahren und Vorrichtung zum wendelförmigen Aufwickeln von Metallband auf Rohre | [1989/11] | English: | Method and apparatus for helically coiling metal strip on tubes | [1989/11] | French: | Procédé et appareil pour l'enroulement en hélice d'un ruban métallique sur des tubes | [1989/11] | Examination procedure | 07.10.1989 | Examination requested [1989/49] | 04.12.1990 | Despatch of a communication from the examining division (Time limit: M04) | 05.02.1991 | Reply to a communication from the examining division | 21.03.1991 | Despatch of communication of intention to grant (Approval: Yes) | 22.04.1991 | Communication of intention to grant the patent | 18.06.1991 | Fee for grant paid | 18.06.1991 | Fee for publishing/printing paid | Opposition(s) | 24.07.1992 | No opposition filed within time limit [1992/42] | Fees paid | Renewal fee | 11.06.1990 | Renewal fee patent year 03 | 15.06.1991 | Renewal fee patent year 04 |
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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]DE2436768 ; | [A]DE556390 (BOESDORFER MASCHINENFABRIK & E); | [AD]DE2313436 ; | [AD]DE3320235 (BALCKE DUERR AG); | [AD]DE3131473 |