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EP0177689
European procedure
Extract from the Register of European Patents
EP About this file: EP0177689
| EP0177689 - Process for the polymerization or copolymerization of ethylene [Right-click to bookmark this link] | Status | No opposition filed within time limit Status updated on 20.08.1992 Database last updated on 31.08.2024 | Most recent event Tooltip | 20.08.1992 | No opposition filed within time limit | published on 07.10.1992 [1992/41] | Applicant(s) | For all designated states NISSAN CHEMICAL INDUSTRIES LTD. 3-7-1, Kanda Nishiki-cho Chiyoda-ku Tokyo / JP | [N/P] |
| Former [1986/16] | For all designated states NISSAN CHEMICAL INDUSTRIES LTD. 3-7-1, Kanda Nishiki-cho Chiyoda-ku Tokyo / JP | Inventor(s) | 01 /
Morinaga, Hiroshi 170-7, Warabi Yotsukaido-shi Chiba-ken / JP | 02 /
Yamamoto, Shigeharu Nissan apartment A-131 4-3 Tatsumidaihigashi Ichihara-shi Chiba-ken / JP | 03 /
Kamiyama, Sakae Nissan Wakaki-ryo 4-1, Tatsumidaihigashi Ichihara-shi Chiba-ken / JP | 04 /
Iwabuchi, Takeshi 5-3-2-102, Masago Chiba-shi Chiba-ken / JP | [1986/16] | Representative(s) | Wächtershäuser, Günter Wächtershäuser & Hartz Patentanwälte Ottostrasse 4 80333 München / DE | [N/P] |
| Former [1986/16] | Wächtershäuser, Günter, Prof. Dr. Patentanwalt, Tal 29 D-80331 München / DE | Application number, filing date | 85109008.4 | 18.07.1985 | [1986/16] | Priority number, date | JP19840191943 | 13.09.1984 Original published format: JP 19194384 | [1986/16] | Filing language | EN | Procedural language | EN | Publication | Type: | A2 Application without search report | No.: | EP0177689 | Date: | 16.04.1986 | Language: | EN | [1986/16] | Type: | A3 Search report | No.: | EP0177689 | Date: | 11.05.1988 | Language: | EN | [1988/19] | Type: | B1 Patent specification | No.: | EP0177689 | Date: | 16.10.1991 | Language: | EN | [1991/42] | Search report(s) | (Supplementary) European search report - dispatched on: | EP | 24.03.1988 | Classification | IPC: | C08F10/02, C08F4/64 | [1986/16] | CPC: |
C08F10/02 (EP,US)
| C-Set: |
C08F10/02, C08F4/6365 (EP,US)
| Designated contracting states | BE, DE, FR, GB [1986/16] | Title | German: | Verfahren zur Polymerisation oder Mischpolymerisation von Äthylen | [1986/16] | English: | Process for the polymerization or copolymerization of ethylene | [1986/16] | French: | Procédé de polymérisation ou de copolymérisation d'éthylène | [1986/16] | File destroyed: | 20.04.2002 | Examination procedure | 26.08.1988 | Examination requested [1988/43] | 12.06.1989 | Despatch of a communication from the examining division (Time limit: M06) | 15.12.1989 | Reply to a communication from the examining division | 04.04.1990 | Despatch of a communication from the examining division (Time limit: M04) | 14.08.1990 | Reply to a communication from the examining division | 08.02.1991 | Despatch of communication of intention to grant (Approval: Yes) | 17.04.1991 | Communication of intention to grant the patent | 17.07.1991 | Fee for grant paid | 17.07.1991 | Fee for publishing/printing paid | Opposition(s) | 17.07.1992 | No opposition filed within time limit [1992/41] | Fees paid | Renewal fee | 24.07.1987 | Renewal fee patent year 03 | 22.07.1988 | Renewal fee patent year 04 | 26.07.1989 | Renewal fee patent year 05 | 26.07.1990 | Renewal fee patent year 06 | 26.07.1991 | Renewal fee patent year 07 |
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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]FR2453868 (IDEMITSU KOSAN CO [JP]); | [X]GB2083483 (NISSAN CHEMICAL IND LTD); | [A]EP0101747 (NISSAN CHEMICAL IND LTD [JP]) |