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EP0518140
European procedure
Extract from the Register of European Patents
EP About this file: EP0518140
| EP0518140 - Process for producing foamable particles of styrenic polymers [Right-click to bookmark this link] | Status | No opposition filed within time limit Status updated on 30.06.2000 Database last updated on 03.06.2024 | Most recent event Tooltip | 30.06.2000 | No opposition filed within time limit | published on 16.08.2000 [2000/33] | Applicant(s) | For all designated states ENICHEM S.p.A. Piazza Repubblica, 16 20124 Milano / IT | [1999/35] |
| Former [1994/13] | For all designated states ENICHEM S.p.A. Piazza Repubblica, 16 I-20124 Milano / IT | ||
| Former [1992/51] | For all designated states ECP ENICHEM POLIMERI S.r.l. 16, Piazza della Repubblica I-20124 Milano / IT | Inventor(s) | 01 /
Anfuso, Francesco Via Frattini, 17 I-46100 Mantova / IT | 02 /
Lanfredi, Roberto Via Parenza, 20 I-46030 Virgilio (Mantova) / IT | 03 /
Veroli, Gianfranco Via Dugoni, 23 I-46100 Mantova / IT | 04 /
Borghi, Italo Via Aldighieri, 49 I-44100 Ferrara / IT | [1992/51] | Representative(s) | Barz, Peter, et al Meissner Bolte & Partner GbR Postfach 86 06 24 81633 München / DE | [N/P] |
| Former [1995/24] | Barz, Peter, Dr., et al Patentanwalt Kaiserplatz 2 D-80803 München / DE | ||
| Former [1992/51] | Barz, Peter, Dr. Patentanwälte Dipl.-Ing. G. Dannenberg Dr. P. Weinhold, Dr. D. Gudel Dipl.-Ing. S. Schubert, Dr. P. Barz Siegfriedstrasse 8 D-80803 München / DE | Application number, filing date | 92109099.9 | 29.05.1992 | [1992/51] | Priority number, date | IT1991MI01502 | 31.05.1991 Original published format: IT MI911502 | [1992/51] | Filing language | EN | Procedural language | EN | Publication | Type: | A1 Application with search report | No.: | EP0518140 | Date: | 16.12.1992 | Language: | EN | [1992/51] | Type: | B1 Patent specification | No.: | EP0518140 | Date: | 01.09.1999 | Language: | EN | [1999/35] | Search report(s) | (Supplementary) European search report - dispatched on: | EP | 03.10.1992 | Classification | IPC: | C08J9/22, // C08L25/06 | [1999/35] | CPC: |
C08J9/224 (EP,US);
C08J9/00 (KR);
C08J9/22 (EP,US);
C08J2325/04 (EP,US)
|
| Former IPC [1992/51] | C08J9/22, C08J9/14, // C08L25/06 | Designated contracting states | AT, BE, CH, DE, DK, ES, FR, GB, LI, LU, MC, NL, PT, SE [1992/51] | Title | German: | Verfahren zur Herstellung von expandierbaren Partikeln aus Styrolpolymer | [1992/51] | English: | Process for producing foamable particles of styrenic polymers | [1992/51] | French: | Procédé de préparation de particules expansibles de polymères styréniques | [1992/51] | Examination procedure | 09.06.1993 | Examination requested [1993/32] | 02.03.1995 | Despatch of a communication from the examining division (Time limit: M04) | 06.07.1995 | Reply to a communication from the examining division | 07.02.1996 | Despatch of a communication from the examining division (Time limit: M06) | 24.09.1996 | Despatch of communication that the application is deemed to be withdrawn, reason: reply to the communication from the examining division not received in time | 01.10.1996 | Reply to a communication from the examining division | 23.12.1996 | Despatch of a communication from the examining division (Time limit: M06) | 24.06.1997 | Reply to a communication from the examining division | 15.07.1998 | Despatch of a communication from the examining division (Time limit: M04) | 13.11.1998 | Reply to a communication from the examining division | 14.12.1998 | Despatch of communication of intention to grant (Approval: Yes) | 08.02.1999 | Communication of intention to grant the patent | 30.03.1999 | Fee for grant paid | 30.03.1999 | Fee for publishing/printing paid | Opposition(s) | 03.06.2000 | No opposition filed within time limit [2000/33] | Request for further processing for: | 01.10.1996 | Request for further processing filed | 01.10.1996 | Full payment received (date of receipt of payment) Request granted | 18.10.1996 | Decision despatched | Fees paid | Renewal fee | 09.05.1994 | Renewal fee patent year 03 | 12.04.1995 | Renewal fee patent year 04 | 09.05.1996 | Renewal fee patent year 05 | 12.05.1997 | Renewal fee patent year 06 | 11.05.1998 | Renewal fee patent year 07 | 12.05.1999 | Renewal fee patent year 08 |
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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]JP2034641 ; | [A]JP1289841 ; | [A]JP55120636 ; | [X]DE2553299 (BASF AG); | [X]US4226942 (WEI NAN); | [Y]US4599366 (KESLING JR HAVEN S [US], et al) | [A] - WORLD PATENTS INDEX LATEST Week 9011, Derwent Publications Ltd., London, GB; AN 90:080358 & JP-A-2 034 641 (KANEGAFUCHI CHEM. K.K.) 5 February 1990, & JP2034641 A 19900205 | [A] - WORLD PATENTS INDEX LATEST Week 9001, Derwent Publications Ltd., London, GB; AN 90:005279 & JP-A-1 289 841 (KANEGAFUCHI CHEM. K.K.) 21 November 1989, & JP1289841 A 19891121 | [A] - WORLD PATENTS INDEX Week 8044, 18 September 1980 Derwent Publications Ltd., London, GB; AN 80:77934C & JP-A-55 120 636 (DENKI KAGAKU KOGYO CO.) 18 September 1980, & JP55120636 A 19800918 | by applicant | GB715100 | US2983692 | GB886811 | GB908089 | GB1048243 | US4172928 | US4226942 | EP0046494 | JPH0234641 |