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Extract from the Register of European Patents

EP About this file: EP0211431

EP0211431 - Covulcanizable compositions of fluoroelastomers having improved chemical stability [Right-click to bookmark this link]
StatusPatent maintained as amended
Status updated on  23.07.1999
Database last updated on 15.06.2024
Most recent event   Tooltip19.03.2010Change - opposition data/opponents data or that of the opponents representativepublished on 21.04.2010  [2010/16]
Applicant(s)For all designated states
AUSIMONT S.p.A.
Foro Buonaparte, 31
I-20121 Milano / IT
[1987/09]
Inventor(s)01 / Arcella, Vincenzo
10, via Pansa
I-28100 Novara / IT
02 / Tommasi, Giulio
52, via Cadore
I-20100 Milan / IT
03 / Brinati, Giulio
34, via San Vincenzo
I-20100 Milan / IT
04 / Cirillo, Gianna
8/7, Salita S. Francesco
I-16124 Genova / IT
05 / Costanzi, Fabio
28/C, via Morandi
I-20097 San Donato Milanese Milan / IT
[1987/09]
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 [1987/09]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 date86110782.904.08.1986
[1987/09]
Priority number, dateIT1985002186705.08.1985         Original published format: IT 2186785
[1987/09]
Filing languageEN
Procedural languageEN
PublicationType: A2 Application without search report 
No.:EP0211431
Date:25.02.1987
Language:EN
[1987/09]
Type: A3 Search report 
No.:EP0211431
Date:24.05.1989
Language:EN
[1989/21]
Type: B1 Patent specification 
No.:EP0211431
Date:27.05.1992
Language:EN
[1992/22]
Type: B2 New European patent specification 
No.:EP0211431
Date:08.09.1999
Language:EN
[1999/36]
Search report(s)(Supplementary) European search report - dispatched on:EP05.04.1989
ClassificationIPC:C08L27/16, C08L27/12, C08L27/10, C08K5/00, // (C08K5/00, 5:13, 5:14, 5:19, 5:49, 5:50)
[1989/20]
CPC:
C08K5/19 (EP); C08F2/38 (EP); C08K5/00 (EP);
C08K5/50 (EP)
C-Set:
C08K5/00, C08L27/12 (EP);
C08K5/19, C08L27/12 (EP);
C08K5/50, C08L27/12 (EP)
Former IPC [1987/09]C08L27/12, C08L27/10, C08K5/00, // (C08K5/00, 5:13, 5:14, 5:19, 5:49, 5:50)
Designated contracting statesCH,   DE,   FR,   GB,   LI,   NL,   SE [1987/09]
TitleGerman:Covulkanisierbare Gemische von Fluorelastomeren mit verbesserter chemischer Beständigkeit[1987/09]
English:Covulcanizable compositions of fluoroelastomers having improved chemical stability[1987/09]
French:Compositions d'élastomères fluorés covulcanisables ayant une stabilité chimique améliorée[1987/09]
Examination procedure20.06.1989Examination requested  [1989/33]
25.10.1990Despatch of a communication from the examining division (Time limit: M06)
06.05.1991Reply to a communication from the examining division
09.09.1991Despatch of communication of intention to grant (Approval: Yes)
25.11.1991Communication of intention to grant the patent
26.02.1992Fee for grant paid
26.02.1992Fee for publishing/printing paid
Opposition(s)Opponent(s)01  26.02.1993  19.03.1993  ADMISSIBLE
E.I. DU PONT DE NEMOURS AND COMPANY
1007 Market Street
Wilmington DE 19898 / US
Opponent's representative
dompatent von Kreisler Selting Werner - Partnerschaft von Patent- und Rechtsanwälten mbB
Deichmannhaus am Dom
Bahnhofsvorplatz 1
50667 Köln / DE
 [N/P]
Former [2010/16]
Opponent(s)01  26.02.1993  19.03.1993  ADMISSIBLE
E.I. DU PONT DE NEMOURS AND COMPANY
1007 Market Street
Wilmington DE 19898 / US
Opponent's representative
von Kreisler Selting Werner
Deichmannhaus am Dom Bahnhofsvorplatz 1
50667 Köln / DE
Former [2009/29]
Opponent(s)01  26.02.1993  19.03.1993  ADMISSIBLE
E.I. DU PONT DE NEMOURS AND COMPANY
1007 Market Street
Wilmington DE 19898 / US
Opponent's representative
von Kreisler, Alek
Patentanwälte Von Kreisler-Selting-Werner Postfach 10 22 41
50462 Köln / DE
Former [2008/30]
Opponent(s)01  26.02.1993  19.03.1993  ADMISSIBLE
E.I. DU PONT DE NEMOURS AND COMPANY
1007 Market Street
Wilmington DE 19898 / US
Opponent's representative
von Kreisler, Alek
Patentanwälte von Kreisler-Selting-Werner Postfach 10 22 41
D-50462 Köln / DE
Former [1993/16]
Opponent(s)01  26.02.1993  19.03.1993  ADMISSIBLE
E.I. Du Pont de Nemours & Company, Inc.
1007 Market Street
Wilmington, Delaware 19898 / US
Opponent's representative
von Kreisler, Alek, Dipl.-Chem.
Patentanwälte von Kreisler-Selting-Werner Postfach 10 22 41
D-50462 Köln / DE
06.04.1993Invitation to proprietor to file observations on the notice of opposition
15.10.1993Reply of patent proprietor to notice(s) of opposition
20.09.1994Date of oral proceedings
21.10.1994Despatch of interlocutory decision in opposition
21.10.1994Despatch of minutes of oral proceedings
19.02.1999Legal effect of interlocutory decision in opposition
13.04.1999Despatch of communication that the patent will be maintained as amended
13.07.1999Fee for printing new specification paid
Appeal following opposition08.12.1994Appeal received No.  T0941/94
21.02.1995Statement of grounds filed
19.02.1999Result of appeal procedure: appeal of the opponent was rejected
19.02.1999Date of oral proceedings
Fees paidRenewal fee
10.08.1988Renewal fee patent year 03
14.08.1989Renewal fee patent year 04
18.08.1990Renewal fee patent year 05
08.08.1991Renewal 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.
Lapses during opposition  TooltipSE27.05.1992
CH31.08.1998
LI31.08.1998
[2003/25]
Former [1992/52]SE27.05.1992
Documents cited:Search[A]US4530971  (GERI SERGIO [IT], et al)
 [A]  - KIRK OTHMER "Encyclopedia of Chemical Technology", Vol. 8, 1979 John Wiley & Sons, New York pages 500-509
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.