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Extract from the Register of European Patents

EP About this file: EP0117956

EP0117956 - Sized carbon fibres suitable for use in composites of improved impact resistance [Right-click to bookmark this link]
StatusNo opposition filed within time limit
Status updated on  23.06.1988
Database last updated on 06.07.2024
Most recent event   Tooltip23.06.1988No opposition filed within time limitpublished on 10.08.1988 [1988/32]
Applicant(s)For all designated states
BASF Aktiengesellschaft
Carl-Bosch-Strasse 38
67063 Ludwigshafen / DE
[N/P]
Former [1986/47]For all designated states
BASF Aktiengesellschaft
Carl-Bosch-Strasse 38
D-67063 Ludwigshafen / DE
Former [1984/37]For all designated states
CELANESE CORPORATION
1211 Avenue of the Americas
New York New York 10036 / US
Inventor(s)01 / Ying, Lincoln
743 Cedarbrook Road
Bridgewater New Jersey / US
02 / Carter, Thomas P., Jr.
10 Wolf Place
Parsippany New Jersey / US
[1984/37]
Representative(s)(deleted)
[1986/52]
Former [1984/37]De Minvielle-Devaux, Ian Benedict Peter, et al
CARPMAELS & RANSFORD 43, Bloomsbury Square
London WC1A 2RA / GB
Application number, filing date83307917.122.12.1983
[1984/37]
Priority number, dateUS1982045432629.12.1982         Original published format: US 454326
[1984/37]
Filing languageEN
Procedural languageDE
PublicationType: A1 Application with search report 
No.:EP0117956
Date:12.09.1984
Language:EN
[1984/37]
Type: B1 Patent specification 
No.:EP0117956
Date:19.08.1987
Language:DE
[1987/34]
Search report(s)(Supplementary) European search report - dispatched on:EP05.07.1984
ClassificationIPC:D01F11/10, C08J5/06
[1984/37]
CPC:
C08J5/06 (EP,US); C08L63/00 (EP,US); Y10T428/2918 (EP,US);
Y10T428/2933 (EP,US); Y10T428/30 (EP,US); Y10T428/31511 (EP,US)
C-Set:
C08L63/00, C08L2666/04 (US,EP);
C08L63/00, C08L55/02 (EP,US)
Designated contracting statesBE,   DE,   FR,   GB,   IT,   NL [1984/37]
TitleGerman:Appretierte Kohlenstoffasern zur Verwendung in Verbundmaterialien mit verbesserter Schlagzähigkeit[1984/37]
English:Sized carbon fibres suitable for use in composites of improved impact resistance[1984/37]
French:Fibres de carbone apprêtées aptes à être utilisées dans des matériaux composés à résilience améliorée[1984/37]
Examination procedure15.02.1985Examination requested  [1985/18]
11.12.1985Despatch of a communication from the examining division (Time limit: M08)
17.07.1986Reply to a communication from the examining division
05.12.1986Despatch of communication of intention to grant (Approval: )
10.02.1987Communication of intention to grant the patent
08.05.1987Fee for grant paid
08.05.1987Fee for publishing/printing paid
Opposition(s)20.05.1988No opposition filed within time limit [1988/32]
Fees paidRenewal fee
17.09.1985Renewal fee patent year 03
12.12.1986Renewal fee patent year 04
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Documents cited:Search[Y]FR2301495  (ASAHI CHEMICAL IND [JP]);
 [Y]FR1560641
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.