EP0434183 - Nitriding furnace [Right-click to bookmark this link] | Status | Patent revoked Status updated on 09.10.1998 Database last updated on 17.05.2024 | Most recent event Tooltip | 17.04.2015 | Change - lapse in a contracting state State(s) deleted from list of lapses: CH, LI | published on 20.05.2015 [2015/21] | Applicant(s) | For all designated states DAIDOUSANSO CO., LTD. 20-16, Higashishinsaibashi 1-chome, Chuo-ku Osaka-shi Osaka 542 / JP | [N/P] |
Former [1991/26] | For all designated states DAIDOUSANSO CO., LTD. 20-16, Higashishinsaibashi 1-chome, Chuo-ku Osaka-shi, Osaka 542 / JP | Inventor(s) | 01 /
Tahara, Masaki 35-4, Miyanokawahara 5-chome Takatsuki-shi, Osaka 569 / JP | 02 /
Kitano, Kenzo 1498-1, Oyamadacho Kawachinagano-shi, Osaka 586 / JP | 03 /
Senbokuya, Haruo 3-306-404, Fujisawadai 1-chome Tondabayashi-shi, Osaka 584 / JP | 04 /
Minato, Teruo 38-2, Shiroyamadai 3-chome Hashimoto-shi, Wakayama 648 / JP | [1991/26] | Representative(s) | Marlow, Nicholas Simon, et al Reddie & Grose LLP The White Chapel Building 10 Whitechapel High Street London E1 8QS / GB | [N/P] |
Former [1991/26] | Marlow, Nicholas Simon, et al Reddie & Grose 16, Theobalds Road London WC1X 8PL / GB | Application number, filing date | 90308460.6 | 01.08.1990 | [1991/26] | Priority number, date | JP19890333425 | 22.12.1989 Original published format: JP 33342589 | [1991/26] | Filing language | EN | Procedural language | EN | Publication | Type: | A2 Application without search report | No.: | EP0434183 | Date: | 26.06.1991 | Language: | EN | [1991/26] | Type: | A3 Search report | No.: | EP0434183 | Date: | 14.08.1991 | Language: | EN | [1991/33] | Type: | B1 Patent specification | No.: | EP0434183 | Date: | 25.01.1995 | Language: | EN | [1995/04] | Search report(s) | (Supplementary) European search report - dispatched on: | EP | 27.06.1991 | Classification | IPC: | C23C8/26, C21D1/74, C21D1/767 | [1991/26] | CPC: |
C21D1/74 (EP,US);
C23C8/26 (EP,KR,US);
C21D1/767 (EP,US)
| Designated contracting states | CH, DE, FR, GB, LI, NL, SE [1991/26] | Title | German: | Nitrierofen | [1995/04] | English: | Nitriding furnace | [1991/26] | French: | Four de nitrification | [1991/26] |
Former [1991/26] | Niteierofen | Examination procedure | 08.01.1992 | Examination requested [1992/11] | 02.03.1993 | Despatch of a communication from the examining division (Time limit: M06) | 02.09.1993 | Reply to a communication from the examining division | 23.12.1993 | Despatch of a communication from the examining division (Time limit: M02) | 25.02.1994 | Reply to a communication from the examining division | 22.03.1994 | Despatch of communication of intention to grant (Approval: Yes) | 01.08.1994 | Communication of intention to grant the patent | 01.11.1994 | Fee for grant paid | 01.11.1994 | Fee for publishing/printing paid | Opposition(s) | Opponent(s) | 01
20.10.1995
13.11.1995
ADMISSIBLE Ipsen International GmbH Flutstrasse 78 47533 Kleve / DE Opponent's representative Brinkmann & Partner Patentanwälte Partnerschaft mbB Am Seestern 8 40547 Düsseldorf / DE | [N/P] |
Former [1997/35] | |||
Opponent(s) | 01
20.10.1995
13.11.1995
ADMISSIBLE Ipsen International GmbH Flutstrasse 78 47533 Kleve / DE Opponent's representative Stenger, Watzke & Ring Patentanwälte Kaiser-Friedrich-Ring 70 D-40547 Düsseldorf / DE | ||
Former [1995/50] | |||
Opponent(s) | 01
20.10.1995
13.11.1995
ADMISSIBLE Ipsen Industries International GmbH Flurstrasse 78 D-47533 Kleve / DE Opponent's representative Stenger, Watzke & Ring Patentanwälte Kaiser-Friedrich-Ring 70 D-40547 Düsseldorf / DE | 06.12.1995 | Invitation to proprietor to file observations on the notice of opposition | 07.06.1996 | Reply of patent proprietor to notice(s) of opposition | 21.02.1997 | Despatch of a communication from the opposition division (Time limit: M06) | 20.08.1997 | Reply to a communication from the opposition division | 24.06.1998 | Date of oral proceedings | 01.07.1998 | Despatch of minutes of oral proceedings | 01.07.1998 | Despatch of communication that the patent will be revoked | 11.07.1998 | Legal effect of revocation of patent [1998/48] | Fees paid | Renewal fee | 25.08.1992 | Renewal fee patent year 03 | 23.08.1993 | Renewal fee patent year 04 | 31.08.1994 | 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 | deleted | [2015/21] |
Former [2000/52] | CH | 25.01.1995 | |
LI | 25.01.1995 | Documents cited: | Search | [A]US2205258 (HANSEN ELMER K); | [A]US4016011 (ASAI TAKEJI, et al); | [A]US4183773 (CHIBA IWANE [JP], et al) |