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EP0284173
European procedure
Extract from the Register of European Patents
EP About this file: EP0284173
| EP0284173 - Dental diamond bar and manufacturing method thereof [Right-click to bookmark this link] | Status | No opposition filed within time limit Status updated on 21.01.1993 Database last updated on 19.03.2026 | Most recent event Tooltip | 21.01.1993 | No opposition filed within time limit | published on 10.03.1993 [1993/10] | Applicant(s) | For all designated states MATSUTANI SEISAKUSHO CO. LTD. 743 Oaza Naka-Akutsu Takanezawa-Machi Shioya-Gun Tochigi-ken / JP | [N/P] |
| Former [1988/39] | For all designated states MATSUTANI SEISAKUSHO CO. LTD. 743 Oaza Naka-Akutsu Takanezawa-Machi Shioya-Gun Tochigi-ken / JP | Inventor(s) | 01 /
Tezuka, Satoshi 853 O-Aza Baba Ujiie-Machi Shioya-Gun Tochigi-ken / JP | 02 /
Matsutani, Kanji 721 O-Aza Naka-Akutsu, Takanezawa-Machi Shioya-Gun Tochigi-ken / JP | [1988/39] | Representative(s) | Votier, Sidney David, et al CARPMAELS & RANSFORD 43, Bloomsbury Square London WC1A 2RA / GB | [1988/39] | Application number, filing date | 88300199.2 | 12.01.1988 | [1988/39] | Priority number, date | JP19870067886 | 24.03.1987 Original published format: JP 6788687 | [1988/39] | Filing language | EN | Procedural language | EN | Publication | Type: | A2 Application without search report | No.: | EP0284173 | Date: | 28.09.1988 | Language: | EN | [1988/39] | Type: | A3 Search report | No.: | EP0284173 | Date: | 07.06.1989 | Language: | EN | [1989/23] | Type: | B1 Patent specification | No.: | EP0284173 | Date: | 18.03.1992 | Language: | EN | [1992/12] | Search report(s) | (Supplementary) European search report - dispatched on: | EP | 20.04.1989 | Classification | IPC: | A61C3/02, B24D18/00 | [1989/21] | CPC: |
A61C3/02 (EP,US)
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| Former IPC [1988/39] | A61C3/02 | Designated contracting states | CH, DE, FR, GB, IT, LI, SE [1988/39] | Title | German: | Zahnärztliche Stange mit Diamantbeschichtung sowie Verfahren zur Herstellung | [1988/39] | English: | Dental diamond bar and manufacturing method thereof | [1988/39] | French: | Barre dentaire recouverte de diamants ainsi que sa méthode de fabrication | [1988/39] | Examination procedure | 25.07.1989 | Examination requested [1989/38] | 16.11.1990 | Despatch of a communication from the examining division (Time limit: M04) | 19.03.1991 | Reply to a communication from the examining division | 03.06.1991 | Despatch of communication of intention to grant (Approval: Yes) | 13.08.1991 | Communication of intention to grant the patent | 23.09.1991 | Fee for grant paid | 23.09.1991 | Fee for publishing/printing paid | Opposition(s) | 19.12.1992 | No opposition filed within time limit [1993/10] | Fees paid | Renewal fee | 17.01.1990 | Renewal fee patent year 03 | 27.12.1990 | Renewal fee patent year 04 | 10.01.1992 | Renewal fee patent year 05 |
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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. | Lapses during opposition Tooltip | SE | 18.03.1992 | [1992/47] | Documents cited: | Search | [A] JP59107861 | [A] PATENT ABSTRACTS OF JAPAN, vol. 8, no. 227 (M-332)[1664], 18th October 1984; & JP-A-59 107 861 (FUJI SEITO K.K.) 22-06-1984 [A] |