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Extract from the Register of European Patents

EP About this file: EP0372622

EP0372622 - Acrylic precursor for carbon fibres and method for its preparation [Right-click to bookmark this link]
StatusPatent revoked
Status updated on  17.07.1998
Database last updated on 15.06.2024
Most recent event   Tooltip30.07.2004Lapse of the patent in a contracting state
New state(s): ES
Updated state(s): LU
published on 15.09.2004  [2004/38]
30.07.2004Change - lapse in a contracting statepublished on 15.09.2004  [2004/38]
Applicant(s)For all designated states
ENICHEM FIBRE S.p.A.
Via Ruggero Settimo 55
90139 Palermo / IT
[N/P]
Former [1990/24]For all designated states
ENICHEM FIBRE S.p.A.
Via Ruggero Settimo 55
I-90139 Palermo / IT
Inventor(s)01 / Tasselli, Franco
Via IV Novembre 23
I-75023 Montalbano Ionico, Matera / IT
02 / Cognigni, Franco
Via Cupello 3/A
I-20097 San Donato Milanese, Milan / IT
03 / Di Bonito, Renato
Via Tasso 91
I-80121 Naples / IT
04 / Mariano, Armando
Via Traversa degli Olmi 176
I-75100 Matera / IT
[1990/24]
Representative(s)Fusina, Gerolamo, et al
Ing. Barzanò & Zanardo Milano S.p.A, Via Borgonuovo, 10
20121 Milano / IT
[N/P]
Former [1995/15]Fusina, Gerolamo, et al
Ing. Barzanò & Zanardo Milano S.p.A, Via Borgonuovo, 10
I-20121 Milano / IT
Former [1994/11]De Carli, Erberto
ING. BARZANO & ZANARDO MILANO S.p.A. Via Borgonuovo, 10
I-20121 Milano / IT
Former [1990/24]Roggero, Sergio
Ing. Barzanò & Zanardo Milano S.p.A. Via Borgonuovo 10
I-20121 Milano / IT
Application number, filing date89203017.228.11.1989
[1990/24]
Priority number, dateIT1988002283602.12.1988         Original published format: IT 2283688
[1990/24]
Filing languageEN
Procedural languageEN
PublicationType: A2 Application without search report 
No.:EP0372622
Date:13.06.1990
Language:EN
[1990/24]
Type: A3 Search report 
No.:EP0372622
Date:10.04.1991
Language:EN
[1991/15]
Type: B1 Patent specification 
No.:EP0372622
Date:12.04.1995
Language:EN
[1995/15]
Search report(s)(Supplementary) European search report - dispatched on:EP18.02.1991
ClassificationIPC:D01F6/18, D01D5/06, D01F9/22, D01F6/38
[1991/20]
CPC:
D01D5/06 (EP); D01F9/08 (KR); D01F6/18 (EP,KR);
D01F6/38 (EP)
Former IPC [1990/24]D01F6/18, D01D5/06, D01F6/38
Designated contracting statesAT,   BE,   CH,   DE,   ES,   FR,   GB,   GR,   LI,   LU,   NL,   SE [1990/24]
TitleGerman:Acrylvorläufer für Kohlenstoffasern und Verfahren zur Herstellung derselben[1990/24]
English:Acrylic precursor for carbon fibres and method for its preparation[1990/24]
French:Précurseur acrylique pour fibres de carbone et son procédé de fabrication[1990/24]
Examination procedure04.07.1991Examination requested  [1991/35]
23.06.1994Despatch of communication of intention to grant (Approval: No)
05.10.1994Despatch of communication of intention to grant (Approval: later approval)
14.10.1994Communication of intention to grant the patent
19.12.1994Fee for grant paid
19.12.1994Fee for publishing/printing paid
Opposition(s)Opponent(s)01  08.01.1996  22.01.1996  ADMISSIBLE
Toray Industries, Inc.
8-1, Mihama 1-chome, Urayasu
Chiba 279 / JP
Opponent's representative
Coleiro, Raymond
Mewburn Ellis LLP
33 Gutter Lane
London EC2V 8AS / GB
 [N/P]
Former [1996/09]
Opponent(s)01  08.01.1996  22.01.1996  ADMISSIBLE
Toray Industries, Inc.
8-1, Mihama 1-chome, Urayasu
Chiba 279 / JP
Opponent's representative
Coleiro, Raymond
Mewburn Ellis LLP 33 Gutter Lane
London EC2V 8AS / GB
21.02.1996Invitation to proprietor to file observations on the notice of opposition
31.05.1996Reply of patent proprietor to notice(s) of opposition
11.06.1996Communication of observations of patent proprietor (Time limit: M04)
02.08.1996Reply of parties involved to observations of patent proprietor
30.01.1997Despatch of a communication from the opposition division (Time limit: M02)
10.03.1997Reply to a communication from the opposition division
16.05.1997Despatch of interlocutory decision in opposition
26.05.1997Legal effect of interlocutory decision in opposition
08.04.1998Despatch of communication that the patent will be revoked
18.04.1998Legal effect of revocation of patent [1998/36]
Fees paidRenewal fee
24.10.1991Renewal fee patent year 03
29.10.1992Renewal fee patent year 04
26.10.1993Renewal fee patent year 05
27.10.1994Renewal fee patent year 06
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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  TooltipAT28.11.1997
GB28.11.1997
LU28.11.1997
ES29.11.1997
SE29.11.1997
[2004/38]
Former [2000/06]AT28.11.1997
GB28.11.1997
SE29.11.1997
LU30.11.1997
Former [1998/43]AT28.11.1997
GB28.11.1997
SE29.11.1997
Former [1998/41]AT28.11.1997
GB28.11.1997
Former [1998/40]AT28.11.1997
Documents cited:Search[A]EP0044534  (HOECHST AG [DE]);
 [A]EP0223199  (TORAY INDUSTRIES [JP]);
 [A]EP0255109  (MITSUBISHI RAYON CO [JP])
ExaminationJPS5239455B
 US4349523
The EPO accepts no responsibility for the accuracy of data originating from other authorities; in particular, it does not guarantee that it is complete, up to date or fit for specific purposes.