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EP0579121
European procedure
Extract from the Register of European Patents
EP About this file: EP0579121
| EP0579121 - Polyester film [Right-click to bookmark this link] | Status | No opposition filed within time limit Status updated on 22.10.1999 Database last updated on 07.03.2026 | Most recent event Tooltip | 22.10.1999 | No opposition filed within time limit | published on 08.12.1999 [1999/49] | Applicant(s) | For all designated states Mitsubishi Polyester Film Corporation 28-10, Hongo 1-chome Bunkyo-ku Tokyo / JP | [N/P] |
| Former [1999/03] | For all designated states Mitsubishi Polyester Film Corporation 28-10, Hongo 1-chome Bunkyo-ku Tokyo / JP | ||
| Former [1994/03] | For all designated states DIAFOIL HOECHST CO., LTD 28-10, Hongo 1-chome Bunkyo-ku Tokyo / JP | Inventor(s) | 01 /
Otani, Yuzo 4-6-14, Tsurumaki, Setagaya-ku Tokyo-to / JP | 02 /
Sakamoto, Seiji 1-15-9, Ogawa Machida-shi, Tokyo-to / JP | [1994/03] | Representative(s) | Ter Meer Steinmeister & Partner Patentanwälte mbB Nymphenburger Strasse 4 80335 München / DE | [N/P] |
| Former [1994/03] | TER MEER - MÜLLER - STEINMEISTER & PARTNER Mauerkircherstrasse 45 D-81679 München / DE | Application number, filing date | 93110969.8 | 08.07.1993 | [1994/03] | Priority number, date | JP19920185323 | 13.07.1992 Original published format: JP 18532392 | JP19920260319 | 29.09.1992 Original published format: JP 26031992 | JP19920278987 | 16.10.1992 Original published format: JP 27898792 | JP19920281968 | 20.10.1992 Original published format: JP 28196892 | JP19920334529 | 15.12.1992 Original published format: JP 33452992 | JP19920334530 | 15.12.1992 Original published format: JP 33453092 | JP19930000352 | 05.01.1993 Original published format: JP 35293 | JP19930000353 | 05.01.1993 Original published format: JP 35393 | JP19930066782 | 25.03.1993 Original published format: JP 6678293 | JP19930086397 | 13.04.1993 Original published format: JP 8639793 | [1994/03] | Filing language | EN | Procedural language | EN | Publication | Type: | A2 Application without search report | No.: | EP0579121 | Date: | 19.01.1994 | Language: | EN | [1994/03] | Type: | A3 Search report | No.: | EP0579121 | Date: | 16.02.1994 | Language: | EN | [1994/07] | Type: | B1 Patent specification | No.: | EP0579121 | Date: | 16.12.1998 | Language: | EN | [1998/51] | Search report(s) | (Supplementary) European search report - dispatched on: | EP | 23.12.1993 | Classification | IPC: | B32B27/20, B32B27/36, // G11B5/62, G11B5/71, G11B5/72 | [1994/03] | CPC: |
G11B5/73929 (EP,US);
G11B5/73 (KR);
G11B5/73931 (EP,US)
| Designated contracting states | DE, FR, GB, IT, LU, NL [1994/03] | Title | German: | Polyesterfilm | [1994/03] | English: | Polyester film | [1994/03] | French: | Film de polyester | [1994/03] | Examination procedure | 17.06.1994 | Examination requested [1994/33] | 18.03.1996 | Despatch of a communication from the examining division (Time limit: M04) | 26.07.1996 | Reply to a communication from the examining division | 18.12.1996 | Despatch of a communication from the examining division (Time limit: M06) | 26.06.1997 | Reply to a communication from the examining division | 17.09.1997 | Despatch of a communication from the examining division (Time limit: M02) | 26.11.1997 | Reply to a communication from the examining division | 23.02.1998 | Despatch of communication of intention to grant (Approval: Yes) | 15.06.1998 | Communication of intention to grant the patent | 15.09.1998 | Fee for grant paid | 15.09.1998 | Fee for publishing/printing paid | Opposition(s) | 17.09.1999 | No opposition filed within time limit [1999/49] | Fees paid | Renewal fee | 17.07.1995 | Renewal fee patent year 03 | 12.07.1996 | Renewal fee patent year 04 | 15.07.1997 | Renewal fee patent year 05 | 15.07.1998 | 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 | [X] JP58208048 | [X] JP04080031 | [X] DATATBASE WPIL, no. 84-014 833, DERWENT PUBLICATIONS LTD., London, GB & JP-A-58 208 048 (HITACHI K.K.) 3 December 1983 [X] | [X] DATABASE WPIL, no. 92-137 984 DERWENT PUBLICATIONS LTD., London, GB & JP-A-04 080 031 (TOYOBO K.K.) 13 March 1992 [X] |