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Extract from the Register of European Patents

EP About this file: EP0084681

EP0084681 - Process for producing particulate novolac resins and aqueous dispersions [Right-click to bookmark this link]
StatusNo opposition filed within time limit
Status updated on  22.08.1986
Database last updated on 04.11.2024
Most recent event   Tooltip07.03.1997Lapse of the patent in a contracting statepublished on 23.04.1997 [1997/17]
Applicant(s)For all designated states
UNION CARBIDE CORPORATION
39 Old Ridgebury Road Danbury
Connecticut 06817 / US
[N/P]
Former [1983/31]For all designated states
UNION CARBIDE CORPORATION
39 Old Ridgebury Road
Danbury Connecticut 06817 / US
Inventor(s)01 / Kopf, Peter William
Box 120 RD Nr. 1
Belle Mead New Jersey 08502 / US
[1983/31]
Representative(s)Wuesthoff, Franz, et al
Wuesthoff & Wuesthoff Patent- und Rechtsanwälte Schweigerstrasse 2
81541 München / DE
[N/P]
Former [1983/31]Wuesthoff, Franz, Dr.-Ing., et al
Wuesthoff & Wuesthoff Patent- und Rechtsanwälte Schweigerstrasse 2
D-81541 München / DE
Application number, filing date82112071.428.12.1982
[1983/31]
Priority number, dateUS1981033544829.12.1981         Original published format: US 335448
[1983/31]
Filing languageEN
Procedural languageEN
PublicationType: A1 Application with search report 
No.:EP0084681
Date:03.08.1983
Language:EN
[1983/31]
Type: B1 Patent specification 
No.:EP0084681
Date:23.10.1985
Language:EN
[1985/43]
Search report(s)(Supplementary) European search report - dispatched on:EP24.05.1983
ClassificationIPC:C08G8/10, C08L61/10, C08J3/02
[1983/31]
CPC:
C08J3/16 (EP); C08G8/04 (EP); C08J2361/10 (EP)
Designated contracting statesBE,   DE,   FR,   GB,   IT,   SE [1983/31]
TitleGerman:Verfahren zur Herstellung fein zerteilter Novolak-Harze und wässeriger Dispersionen[1983/31]
English:Process for producing particulate novolac resins and aqueous dispersions[1983/31]
French:Procédé pour la préparation d'une novolaque particulaire et des dispersions aqueuses[1983/31]
Examination procedure03.08.1983Examination requested  [1983/41]
30.10.1984Despatch of a communication from the examining division (Time limit: M02)
09.11.1984Reply to a communication from the examining division
05.02.1985Despatch of communication of intention to grant (Approval: )
11.04.1985Communication of intention to grant the patent
10.07.1985Fee for grant paid
10.07.1985Fee for publishing/printing paid
Opposition(s)24.07.1986No opposition filed within time limit [1986/41]
Fees paidRenewal fee
07.09.1984Renewal fee patent year 03
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Documents cited:Search[A]EP0038689  ;
 [A]US4026848  ;
 [A]GB2053250  ;
 [AD]US4206095  ;
 [AD]US3823103
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.