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EP0391683
European procedure
Extract from the Register of European Patents
EP About this file: EP0391683
| EP0391683 - Drilling [Right-click to bookmark this link] | Status | No opposition filed within time limit Status updated on 15.11.1996 Database last updated on 30.07.2024 | Most recent event Tooltip | 15.11.1996 | No opposition filed within time limit | published on 02.01.1997 [1997/01] | Applicant(s) | For all designated states DE BEERS INDUSTRIAL DIAMOND DIVISION (PTY) LIMITED Debid House, Corner Amethyst Street and Crownwood Road, Theta Johannesburg 2001 Transvaal / ZA | [N/P] |
| Former [1995/32] | For all designated states DE BEERS INDUSTRIAL DIAMOND DIVISION (PTY) LIMITED Debid House Corner Amethyst Street and Crownwood Road Theta Johannesburg Transvaal / ZA | ||
| Former [1990/41] | For all designated states MORRISON PUMPS S.A. (PTY) LTD. 45 Main Street Johannesburg Transvaal / ZA | Inventor(s) | 01 /
Stewart, Aulette 45, Arend Avenue Randburg, Transvaal / ZA | 02 /
Clark, Ian Eric 24, Silver Drive Camberley, Surrey / ZA | [1990/41] | Representative(s) | Jones, Alan John, et al CARPMAELS & RANSFORD 43 Bloomsbury Square London, WC1A 2RA / GB | [N/P] |
| Former [1990/41] | Jones, Alan John, et al CARPMAELS & RANSFORD 43 Bloomsbury Square London, WC1A 2RA / GB | Application number, filing date | 90303605.1 | 04.04.1990 | [1990/41] | Priority number, date | GB19890007618 | 05.04.1989 Original published format: GB 8907618 | [1990/41] | Filing language | EN | Procedural language | EN | Publication | Type: | A1 Application with search report | No.: | EP0391683 | Date: | 10.10.1990 | Language: | EN | [1990/41] | Type: | B1 Patent specification | No.: | EP0391683 | Date: | 10.01.1996 | Language: | EN | [1996/02] | Search report(s) | (Supplementary) European search report - dispatched on: | EP | 06.08.1990 | Classification | IPC: | E21B10/48 | [1990/41] | CPC: |
E21B10/485 (EP,US);
B28D1/041 (EP,US)
| Designated contracting states | BE, CH, DE, FR, GB, LI, NL, SE [1990/41] | Title | German: | Bohrmeissel | [1990/41] | English: | Drilling | [1990/41] | French: | Trépan de forage | [1990/41] | Examination procedure | 17.12.1990 | Examination requested [1991/07] | 11.11.1991 | Despatch of a communication from the examining division (Time limit: M06) | 10.04.1992 | Reply to a communication from the examining division | 16.07.1992 | Despatch of a communication from the examining division (Time limit: M06) | 14.01.1993 | Reply to a communication from the examining division | 12.03.1993 | Despatch of a communication from the examining division (Time limit: M04) | 14.07.1993 | Reply to a communication from the examining division | 12.01.1994 | Date of oral proceedings | 28.01.1994 | Despatch of a communication from the examining division (Time limit: M04) | 28.01.1994 | Minutes of oral proceedings despatched | 02.05.1994 | Reply to a communication from the examining division | 08.08.1994 | Despatch of a communication from the examining division (Time limit: M04) | 15.11.1994 | Reply to a communication from the examining division | 14.02.1995 | Despatch of a communication from the examining division (Time limit: M02) | 20.02.1995 | Reply to a communication from the examining division | 04.04.1995 | Despatch of communication of intention to grant (Approval: Yes) | 12.07.1995 | Communication of intention to grant the patent | 18.09.1995 | Fee for grant paid | 18.09.1995 | Fee for publishing/printing paid | Opposition(s) | 11.10.1996 | No opposition filed within time limit [1997/01] | Fees paid | Renewal fee | 10.04.1992 | Renewal fee patent year 03 | 13.04.1993 | Renewal fee patent year 04 | 11.04.1994 | Renewal fee patent year 05 | 04.04.1995 | Renewal fee patent year 06 |
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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]DE2238387 (WINTER & SOHN ERNST [DE]); | [A]US4162900 (JUDD OLIVER S [US]); | [AD]US4190126 (KABASHIMA RYUICHI [JP]); | [X]EP0154936 (CHRISTENSEN INC NORTON [US]); | [A]FR2620487 (VENNIN HENRI [FR]) | [A] - GLÜCKAUF FORSCHUNGSHEFTE, vol. 48, no. 6, December 1987, pages 289-297, Essen, DE; G.R. SHAFTO et al.: "Polykristalline Diamantverbundstoffe als Schneideinsätze für Drehbohrwerkzeuge im Bergbau" |