EP0452916 - Process for producing polyolefins [Right-click to bookmark this link] | Status | No opposition filed within time limit Status updated on 07.05.1999 Database last updated on 03.09.2024 | Most recent event Tooltip | 07.12.2007 | Lapse of the patent in a contracting state New state(s): IT | published on 09.01.2008 [2008/02] | Applicant(s) | For all designated states IDEMITSU PETROCHEMICAL CO., LTD. 6-1, Shiba 5-chome, Minato-ku Tokyo 108-0014 / JP | [N/P] |
Former [1996/26] | For all designated states IDEMITSU PETROCHEMICAL CO., LTD. 6-1, Shiba 5-chome Minato-ku, Tokyo 108 / JP | ||
Former [1991/43] | For all designated states IDEMITSU PETROCHEMICAL CO. LTD. 1-1, Marunouchi 3-chome Chiyoda-ku Tokyo 100 / JP | Inventor(s) | 01 /
Toda, Masatoshi, IDEMITSU PETROCHEMICAL CO., Ltd. 1-1, Anesakikaigan Ichihara-shi, Chiba-ken / JP | 02 /
Funabashi, Hideo, IDEMITSU PETROCHEMICAL CO., Ltd. 1-1, Anesakikaigan Ichihara-shi, Chiba-ken / JP | 03 /
Aburatani, Ryo, IDEMITSU PETROCHEMICAL CO., Ltd. 1-1, Anesakikaigan Ichihara-shi, Chiba-ken / JP | 04 /
Sugahara, Akinobu, IDEMITSU PETROCHEMICAL CO., Ltd 1-1, Anesakikaigan Ichihara-shi, Chiba-ken / JP | [1991/43] | Representative(s) | Hoeger, Stellrecht & Partner Patentanwälte mbB Uhlandstrasse 14c 70182 Stuttgart / DE | [N/P] |
Former [1991/43] | Hoeger, Stellrecht & Partner Uhlandstrasse 14 c D-70182 Stuttgart / DE | Application number, filing date | 91106190.1 | 18.04.1991 | [1991/43] | Priority number, date | JP19900102813 | 20.04.1990 Original published format: JP 10281390 | [1991/43] | Filing language | EN | Procedural language | EN | Publication | Type: | A1 Application with search report | No.: | EP0452916 | Date: | 23.10.1991 | Language: | EN | [1991/43] | Type: | B1 Patent specification | No.: | EP0452916 | Date: | 01.07.1998 | Language: | EN | [1998/27] | Search report(s) | (Supplementary) European search report - dispatched on: | EP | 29.07.1991 | Classification | IPC: | C08F10/00, C08F4/646 | [1991/43] | CPC: |
C08F10/00 (EP,US)
| C-Set: |
C08F10/00, C08F4/6465 (EP,US)
| Designated contracting states | BE, DE, ES, FR, GB, IT, NL, SE [1991/43] | Title | German: | Verfahren zur Herstellung von Polyolefinen | [1991/43] | English: | Process for producing polyolefins | [1991/43] | French: | Procédé pour la préparation de polyoléfines | [1991/43] | Examination procedure | 17.12.1991 | Examination requested [1992/08] | 14.01.1994 | Despatch of a communication from the examining division (Time limit: M04) | 19.05.1994 | Reply to a communication from the examining division | 03.11.1994 | Despatch of a communication from the examining division (Time limit: M12) | 13.11.1995 | Reply to a communication from the examining division | 01.03.1996 | Despatch of a communication from the examining division (Time limit: M06) | 04.09.1996 | Reply to a communication from the examining division | 24.01.1997 | Despatch of a communication from the examining division (Time limit: M06) | 24.07.1997 | Reply to a communication from the examining division | 10.09.1997 | Despatch of communication of intention to grant (Approval: Yes) | 18.12.1997 | Communication of intention to grant the patent | 02.03.1998 | Fee for grant paid | 02.03.1998 | Fee for publishing/printing paid | Opposition(s) | 02.04.1999 | No opposition filed within time limit [1999/25] | Fees paid | Renewal fee | 21.04.1993 | Renewal fee patent year 03 | 21.04.1994 | Renewal fee patent year 04 | 21.04.1995 | Renewal fee patent year 05 | 18.04.1996 | Renewal fee patent year 06 | 15.04.1997 | Renewal fee patent year 07 | 21.04.1998 | Renewal fee patent year 08 |
Opt-out from the exclusive Tooltip competence of the Unified Patent Court | See the Register of the Unified Patent Court for opt-out data | ||
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 | ES | 01.07.1998 | FR | 01.07.1998 | IT | 01.07.1998 | SE | 01.10.1998 | [2008/02] |
Former [2006/14] | ES | 01.07.1998 | |
FR | 01.07.1998 | ||
SE | 01.10.1998 | ||
Former [2002/25] | ES | 01.07.1998 | |
SE | 01.10.1998 | ||
FR | 27.11.1998 | ||
Former [1999/29] | SE | 01.10.1998 | |
FR | 27.11.1998 | ||
Former [1999/22] | FR | 27.11.1998 | Documents cited: | Search | [A]EP0231878 (MITSUBISHI PETROCHEMICAL CO [JP]); | [X]EP0250229 (AMOCO CORP [US]); | [A]EP0261961 (MITSUBISHI PETROCHEMICAL CO [JP]); | [X]EP0267576 (HIMONT INC [US]); | [A]EP0340688 (UNION CARBIDE CORP [US]); | [X]EP0350170 (MITSUI PETROCHEMICAL IND [JP]); | [X]EP0360453 (SHELL OIL CO [US]); | [X]EP0360491 (MITSUI PETROCHEMICAL IND [JP]); | [A]EP0363144 (ASAHI CHEMICAL IND [JP]); | [XP]EP0368344 (SUMITOMO CHEMICAL CO [JP]); | [XP]EP0376084 (SUMITOMO CHEMICAL CO [JP]); | [XP]EP0385765 (MITSUI PETROCHEMICAL IND [JP]) | Examination | US4866022 | EP0419249 |