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EP0643142
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EP About this file: EP0643142
| EP0643142 - Prevention of particle embrittlement in grain-refined, high strength steels [Right-click to bookmark this link] | Status | The application is deemed to be withdrawn Status updated on 22.08.2003 Database last updated on 19.10.2024 | Most recent event Tooltip | 25.04.2008 | Change - representative | published on 28.05.2008 [2008/22] | Applicant(s) | For all designated states THE TIMKEN COMPANY 1835 Dueber Avenue, S.W. Canton Ohio 44706-2798 / US | [N/P] |
| Former [1995/11] | For all designated states THE TIMKEN COMPANY 1835 Dueber Avenue, S.W. Canton, Ohio 44706-2798 / US | Inventor(s) | 01 /
Leap, Michael J. 3157 Sheila Street N.W. Massillon, Ohio 4464 / US | [1995/11] | Representative(s) | van Westenbrugge, Andries, et al Nederlandsch Octrooibureau P.O. Box 29720 NL-2502 LS The Hague / NL | [N/P] |
| Former [2008/22] | van Westenbrugge, Andries, et al Postbus 29720 2502 LS Den Haag / NL | ||
| Former [2003/16] | van Westenbrugge, Andries, et al Nederlandsch Octrooibureau P.O. Box 29720 2502 LS The Hague / NL | ||
| Former [1995/11] | de Bruijn, Leendert C., et al Nederlandsch Octrooibureau P.O. Box 29720 NL-2502 LS Den Haag / NL | Application number, filing date | 94202653.5 | 15.09.1994 | [1995/11] | Priority number, date | US19930122324 | 15.09.1993 Original published format: US 122324 | [1995/11] | Filing language | EN | Procedural language | EN | Publication | Type: | A2 Application without search report | No.: | EP0643142 | Date: | 15.03.1995 | Language: | EN | [1995/11] | Type: | A3 Search report | No.: | EP0643142 | Date: | 02.11.1995 | Language: | EN | [1995/44] | Search report(s) | (Supplementary) European search report - dispatched on: | EP | 13.09.1995 | Classification | IPC: | C21D8/00 | [1995/11] | CPC: |
C21D1/18 (EP,US);
C21D1/78 (EP,US);
C21D8/00 (EP,US);
C21D6/002 (EP,US);
C21D8/02 (EP,US)
| Designated contracting states | DE, FR, GB, SE [1995/11] | Title | German: | Verfahren zur Verminderung der Versprödung durch Teilchen in korngefeinten, hochfesten Stählen | [1995/11] | English: | Prevention of particle embrittlement in grain-refined, high strength steels | [1995/11] | French: | Procédé pour diminuer la fragilisation par des particules dans des aciers ayant des grains affinés et une résistance élevée | [1995/11] | Examination procedure | 15.04.1996 | Examination requested [1996/24] | 07.06.1999 | Despatch of a communication from the examining division (Time limit: M04) | 15.10.1999 | Reply to a communication from the examining division | 27.07.2000 | Despatch of a communication from the examining division (Time limit: M04) | 23.11.2000 | Reply to a communication from the examining division | 30.07.2001 | Despatch of a communication from the examining division (Time limit: M06) | 10.12.2001 | Reply to a communication from the examining division | 31.01.2003 | Communication of intention to grant the patent | 11.05.2003 | Application deemed to be withdrawn, date of legal effect [2003/41] | 12.05.2003 | Despatch of communication that the application is deemed to be withdrawn, reason: renewal fee not paid in time [2003/41] | Fees paid | Renewal fee | 30.09.1996 | Renewal fee patent year 03 | 30.09.1997 | Renewal fee patent year 04 | 30.09.1998 | Renewal fee patent year 05 | 30.09.1999 | Renewal fee patent year 06 | 29.09.2000 | Renewal fee patent year 07 | 28.09.2001 | Renewal fee patent year 08 | Penalty fee | Additional fee for renewal fee | 30.09.2002 | 09 M06 Not yet paid |
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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]US3726723 (COLDREN A, et al) [A] 1 * claims 6-8 *; | [A]US3102831 (TISDALE NORMAN F) [A] 1 * claim 1 *; | [A]US4170499 (RAO BANGARU V N [US], et al) [A] 1 * figure 8; claims 1,8 *; | [A]WO8702387 (ADVANCED MATERIALS DESIGN [US]) [A] 1 * figure 5; claim 1 *; | [A]US4824492 (WRIGHT PETER [US]) [A] 1 * claim 1 *; | [A]GB2162857 (NIPPON KOKAN KK) [A] 1 * claim 1 * |