EP0419400 - Process for crystallization of polyethylene naphthalate [Right-click to bookmark this link] | Status | Patent revoked Status updated on 22.12.2000 Database last updated on 29.10.2024 | Most recent event Tooltip | 20.06.2008 | Change - opposition data/opponents data or that of the opponents representative | published on 23.07.2008 [2008/30] | Applicant(s) | For all designated states Shell Internationale Research Maatschappij B.V. Carel van Bylandtlaan 30 2596 HR Den Haag / NL | [N/P] |
Former [1993/16] | For all designated states SHELL INTERNATIONALE RESEARCH MAATSCHAPPIJ B.V. Carel van Bylandtlaan 30 NL-2596 HR Den Haag / NL | ||
Former [1991/13] | For all designated states THE GOODYEAR TIRE & RUBBER COMPANY 1144 East Market Street Akron, Ohio 44316-0001 / US | Inventor(s) | 01 /
Duh, Ben 393 Tammery Drive Tallmadge, Ohio 44278 / US | [1991/13] | Representative(s) | Hoffmann Eitle Patent- und Rechtsanwälte PartmbB Arabellastrasse 30 81925 München / DE | [N/P] |
Former [2000/48] | HOFFMANN - EITLE Patent- und Rechtsanwälte Arabellastrasse 4 81925 München / DE | ||
Former [1996/09] | (deleted) | ||
Former [1991/13] | Leitz, Paul Goodyear Technical Center-Luxembourg L-7750 Colmar-Berg / LU | Application number, filing date | 90630150.2 | 05.09.1990 | [1991/13] | Priority number, date | US19890408354 | 18.09.1989 Original published format: US 408354 | [1991/13] | Filing language | EN | Procedural language | EN | Publication | Type: | A2 Application without search report | No.: | EP0419400 | Date: | 27.03.1991 | Language: | EN | [1991/13] | Type: | A3 Search report | No.: | EP0419400 | Date: | 22.04.1992 | Language: | EN | [1992/17] | Type: | B1 Patent specification | No.: | EP0419400 | Date: | 28.02.1996 | [1996/09] | Search report(s) | (Supplementary) European search report - dispatched on: | EP | 05.03.1992 | Classification | IPC: | C08G63/88, C08G63/80 | [1991/13] | CPC: |
C08G63/88 (EP,US);
C08G63/181 (KR);
C08G63/78 (KR);
C08G63/80 (EP,US)
| Designated contracting states | BE, DE, ES, FR, GB, IT, NL [1991/13] | Title | German: | Verfahren zur Kristallisation von Polyethylennaphthalat | [1991/13] | English: | Process for crystallization of polyethylene naphthalate | [1991/13] | French: | Procédé pour la cristallisation de polynaphtalate d'éthylène | [1991/13] | Examination procedure | 17.09.1990 | Examination requested [1991/13] | 25.11.1994 | Despatch of a communication from the examining division (Time limit: M06) | 28.03.1995 | Reply to a communication from the examining division | 28.07.1995 | Despatch of communication of intention to grant (Approval: Yes) | 30.08.1995 | Communication of intention to grant the patent | 08.11.1995 | Fee for grant paid | 08.11.1995 | Fee for publishing/printing paid | Opposition(s) | Opponent(s) | 01
27.11.1996
20.01.1997
ADMISSIBLE E.I. DU PONT DE NEMOURS AND COMPANY 1007 Market Street Wilmington DE 19898 / US Opponent's representative Jones, Alan John, et al, et al CARPMAELS & RANSFORD 43 Bloomsbury Square London, WC1A 2RA / GB | 02
28.11.1996
20.01.1997
ADMISSIBLE Hoechst Trevira GMBH & Co KG Patente und Lizenzen Gebäude K 801 65926 Frankfurt am Main / DE | [N/P] |
Former [2008/30] | |||
Opponent(s) | 01
27.11.1996
20.01.1997
ADMISSIBLE E.I. DU PONT DE NEMOURS AND COMPANY 1007 Market Street Wilmington DE 19898 / US Opponent's representative Jones, Alan John, et al, et al CARPMAELS & RANSFORD 43 Bloomsbury Square London, WC1A 2RA / GB | ||
02
28.11.1996
20.01.1997
ADMISSIBLE Hoechst Trevira GMBH & Co KG Patente und Lizenze Gebäude K 801 65926 Frankfurt am Main / DE | |||
Former [2000/13] | |||
Opponent(s) | 01
27.11.1996
20.01.1997
ADMISSIBLE E.I.du Pont de Nemours and Company Legal Department 1007 Market Street Wilmington, Delaware 19898, USA / US Opponent's representative Jones, Alan John, et al, et al CARPMAELS & RANSFORD 43 Bloomsbury Square London, WC1A 2RA / GB | ||
02
28.11.1996
20.01.1997
ADMISSIBLE Hoechst Trevira GMBH & Co KG Patente und Lizenze Gebäude K 801 65926 Frankfurt am Main / DE | |||
Former [1999/23] | |||
Opponent(s) | 01
27.11.1996
20.01.1997
ADMISSIBLE Imperial Chemical Industries PLC Imperial Chemical House, Millbank London SW1P 3JF / GB Opponent's representative Jackson, John Derek Du Pont (UK) Limited c/o Fiona Gribbin PO Box 2003 Wilton, Middlesbrough TS90 8JF / GB | ||
02
28.11.1996
20.01.1997
ADMISSIBLE Hoechst Trevira GMBH & Co KG Patente und Lizenze Gebäude K 801 65926 Frankfurt am Main / DE | |||
Former [1998/09] | |||
Opponent(s) | 01
27.11.1996
20.01.1997
ADMISSIBLE Imperial Chemical Industries PLC Imperial Chemical House, Millbank London SW1P 3JF / GB Opponent's representative Jackson, John Derek Group Intellectual Property PO Box 90 Wilton Middlesbrough, Cleveland / GB | ||
02
28.11.1996
20.01.1997
ADMISSIBLE Hoechst Trevira GMBH & Co KG Patente und Lizenze Gebäude K 801 65926 Frankfurt am Main / DE | |||
Former [1997/04] | |||
Opponent(s) | 01
27.11.1996
20.01.1997
ADMISSIBLE Imperial Chemical Industries PLC Imperial Chemical House, Millbank London SW1P 3JF / GB Opponent's representative Millross, Christopher Robert (GB) Intellectual Property Department ICI Materials P.O. Box 90 Wilton GB-Middlesbrough, Cleveland TS90 8JE / GB | ||
02
28.11.1996
20.01.1997
ADMISSIBLE Hoechst Trevira GMBH & Co KG Patente und Lizenze Gebäude K 801 65926 Frankfurt am Main / DE | 23.01.1997 | Invitation to proprietor to file observations on the notice of opposition | 23.05.1997 | Reply of patent proprietor to notice(s) of opposition | 21.01.1998 | Date of oral proceedings | 17.03.1998 | Despatch of minutes of oral proceedings | 17.03.1998 | Despatch of communication that the patent will be revoked | 07.11.2000 | Legal effect of revocation of patent [2001/06] | Appeal following opposition | 13.05.1998 | Appeal received No. T0552/98 | 20.05.1998 | Statement of grounds filed | 07.11.2000 | Result of appeal procedure: appeal of the proprietor was rejected | 07.11.2000 | Date of oral proceedings | 13.11.2000 | Minutes of the oral proceedings despatched | Fees paid | Renewal fee | 10.08.1992 | Renewal fee patent year 03 | 29.09.1993 | Renewal fee patent year 04 | 28.09.1994 | Renewal fee patent year 05 | 27.09.1995 | 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 | [Y]JP48043192 ; | [Y]US3746688 (BERKAU E); | [A]EP0269583 (COBARR SPA [IT]); | [A]EP0091566 (FISCHER KARL IND GMBH [DE]); | [A]US3634359 (BREITSCHAFT SIEGFRIED, et al); | [A]US3728309 (MAXION E); | [A]US4008206 (CHIPMAN GARY R, et al) | [Y] - CHEMICAL ABSTRACTS, vol. 81, no. 24, 16 December 1974, Columbus, Ohio, US; abstract no. 153503P, SHIMA, TAKEA ET AL: 'Naphthalate polyester with high polymerization degree' & JP-A-48043192 (TEIJIN), & JP48043192 A 19741216 |