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EP0374116
European procedure
Extract from the Register of European Patents
EP About this file: EP0374116
| EP0374116 - Roll ring, comprising cemented carbide and cast iron, and method for manufacture of the same [Right-click to bookmark this link] | Status | No opposition filed within time limit Status updated on 26.05.1994 Database last updated on 13.07.2024 | Most recent event Tooltip | 26.05.1994 | No opposition filed within time limit | published on 13.07.1994 [1994/28] | Applicant(s) | For all designated states SANDVIK AKTIEBOLAG 811 81 Sandviken / SE | [N/P] |
| Former [1990/25] | For all designated states SANDVIK AKTIEBOLAG S-811 81 Sandviken 1 / SE | Inventor(s) | 01 /
Sundstedt, Gert Lövlund-Malmby S-152 00 Strängnäs / SE | 02 /
Carlsson, Jan-Erik Lidköpingsvägen 79 S-121 49 Johanneshov / SE | [1990/25] | Representative(s) | Östlund, Alf Olof Anders, et al Sandvik AB Patent Department 811 81 Sandviken / SE | [N/P] |
| Former [1990/25] | Östlund, Alf Olof Anders, et al Sandvik AB Patent Department S-811 81 Sandviken / SE | Application number, filing date | 89850432.9 | 12.12.1989 | [1990/25] | Priority number, date | SE19880004503 | 13.12.1988 Original published format: SE 8804503 | [1990/25] | Filing language | EN | Procedural language | EN | Publication | Type: | A1 Application with search report | No.: | EP0374116 | Date: | 20.06.1990 | Language: | EN | [1990/25] | Type: | B1 Patent specification | No.: | EP0374116 | Date: | 21.07.1993 | Language: | EN | [1993/29] | Search report(s) | (Supplementary) European search report - dispatched on: | EP | 24.04.1990 | Classification | IPC: | C21D5/00, C22C37/04, B22D19/16, B21B27/03 | [1990/25] | CPC: |
B21B27/035 (EP);
C21D9/40 (KR);
C21D5/00 (EP)
| Designated contracting states | AT, BE, DE, ES, FR, GB, IT, LU, NL [1990/25] | Title | German: | Walzring aus Hartmetall und Gusseisen und Verfahren zur Herstellung | [1990/25] | English: | Roll ring, comprising cemented carbide and cast iron, and method for manufacture of the same | [1990/25] | French: | Bague de laminage en carbure fritté et fonte de moulage et méthode de sa fabrication | [1990/25] | Examination procedure | 26.11.1990 | Examination requested [1991/04] | 21.09.1992 | Despatch of communication of intention to grant (Approval: Yes) | 19.01.1993 | Communication of intention to grant the patent | 19.03.1993 | Fee for grant paid | 19.03.1993 | Fee for publishing/printing paid | Opposition(s) | 22.04.1994 | No opposition filed within time limit [1994/28] | Fees paid | Renewal fee | 09.12.1991 | Renewal fee patent year 03 | 09.10.1992 | 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 | [A]US3549430 (KIES FREDERICK K, et al); | [AD]US3609849 (KROL JAN M); | [A]US3860457 (VOURINEN JOUKO, et al); | [AD]DE2200285 ; | [AD]DE2704702 | [A] - PATENT ABSTRACTS OF JAPAN | Examination | JP55158872 | - PATENT ABSTRACTS OF JAPAN, vol. 5, no. 33 (M-57)(705), 28 February 1981; & JP-A-55 158872 (Kubota Tekko K.K.) 10.12.1980, & JP55158872 A 19810228 |