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Extract from the Register of European Patents

EP About this file: EP0451458

EP0451458 - Polymer mixture which comprises polyphenylene ether, polyoctenylene and TiO2 or BaSO4 [Right-click to bookmark this link]
StatusPatent revoked
Status updated on  04.09.1998
Database last updated on 25.09.2024
Most recent event   Tooltip15.08.2008Change - applicantpublished on 17.09.2008  [2008/38]
Applicant(s)For all designated states
GENERAL ELECTRIC COMPANY
1 River Road
Schenectady, NY 12345 / US
[N/P]
Former [2008/38]For all designated states
GENERAL ELECTRIC COMPANY
1 River Road
Schenectady NY 12345 / US
Former [1991/42]For all designated states
GENERAL ELECTRIC COMPANY
1 River Road
Schenectady, N.Y. 12151 / US
Inventor(s)01 / Bailly, Christian Maria Emile
General Electric Plastics B.V., P.O. Box 117
NL-4600 AC Bergen op Zoom / NL
02 / Hoeks, Theodorus Lambertus
General Electric Plastics B.V., P.O. Box 117
NL-4600 AC Bergen op Zoom / NL
03 / Lohmeijer, Johannes Hubertus Gabriel Marie
General Electric Plastics B.V., P.O. Box 117
NL-4600 AC Bergen op Zoom / NL
04 / Roovers, Wilhelmus Marinus Maria
General Electric Plastics B.V., P.O. Box 117
NL-4600 AC Bergen op Zoom / NL
[1991/42]
Representative(s)Grever, Frederik, et al
General Electric Plastics B.V. P.O. Box 117
4600 AC Bergen op Zoom / NL
[N/P]
Former [1996/03]Grever, Frederik, et al
General Electric Plastics B.V. P.O. Box 117
NL-4600 AC Bergen op Zoom / NL
Former [1994/51]Pratt, Richard Wilson
London Patent Operation G.E. Technical Services Co. Inc. Essex House 12/13 Essex Street
London WC2R 3AA / GB
Former [1991/42]Schüler, Horst, Dr.
General Electric Praunheimer Landstrasse 50
D-6000 Frankfurt 90 / DE
Application number, filing date91101914.912.02.1991
[1991/42]
Priority number, dateNL1990000083710.04.1990         Original published format: NL 9000837
[1991/42]
Filing languageEN
Procedural languageEN
PublicationType: A1 Application with search report 
No.:EP0451458
Date:16.10.1991
Language:EN
[1991/42]
Type: B1 Patent specification 
No.:EP0451458
Date:21.12.1994
Language:EN
[1994/51]
Search report(s)(Supplementary) European search report - dispatched on:EP17.07.1991
ClassificationIPC:C08L71/12, C08K3/22, C08K3/30, C08L65/00
[1991/42]
CPC:
C08K3/18 (EP,US); C08L65/00 (EP,US); C08L71/123 (EP,US)
C-Set:
C08K3/18, C08L65/00 (EP,US);
C08K3/18, C08L71/12 (US,EP);
C08L65/00, C08L2666/22 (US,EP);
C08L71/123, C08L2666/22 (US,EP)
Designated contracting statesDE,   ES,   FR,   GB,   IT,   NL [1991/42]
TitleGerman:Polyphenylenäther, Polyoctenylen und TiO2 oder BaSO4 enthaltende Polymerzusammensetzung[1991/42]
English:Polymer mixture which comprises polyphenylene ether, polyoctenylene and TiO2 or BaSO4[1991/42]
French:Mélange de polymères contenant un poly(éther de phénylène), un polyocténylène et TiO2 ou BaSO4[1991/42]
Examination procedure25.02.1991Examination requested  [1991/42]
28.04.1994Despatch of communication of intention to grant (Approval: Yes)
15.06.1994Communication of intention to grant the patent
26.09.1994Fee for grant paid
26.09.1994Fee for publishing/printing paid
Opposition(s)Opponent(s)01  16.09.1995    ADMISSIBLE
Hüls Aktiengesellschaft
Patentabteilung/PB 15
D-45764 Marl / DE
 [1995/47]
02.11.1995Invitation to proprietor to file observations on the notice of opposition
26.02.1996Reply of patent proprietor to notice(s) of opposition
25.03.1996Communication of observations of patent proprietor (Time limit: M03)
21.06.1996Reply of parties involved to observations of patent proprietor
12.12.1996Despatch of a communication from the opposition division (Time limit: M04)
03.12.1997Despatch of communication that the patent will be revoked
13.12.1997Legal effect of revocation of patent [1998/43]
Fees paidRenewal fee
08.02.1993Renewal fee patent year 03
27.01.1994Renewal fee patent year 04
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Patent Court
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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  TooltipFR21.12.1994
IT21.12.1994
NL21.12.1994
GB21.03.1995
ES22.03.1995
[2004/38]
Former [2004/35]FR21.12.1994
IT21.12.1994
NL21.12.1994
GB21.03.1995
Former [1999/42]IT21.12.1994
NL21.12.1994
GB21.03.1995
FR19.05.1995
Former [1996/15]NL21.12.1994
GB21.03.1995
FR19.05.1995
Former [1995/49]NL21.12.1994
FR19.05.1995
Former [1995/41]FR19.05.1995
Documents cited:Search[AD]DE3518277  (HUELS CHEMISCHE WERKE AG [DE]);
 [A]EP0185860  (HUELS CHEMISCHE WERKE AG [DE]);
 [A]EP0205816  (HUELS CHEMISCHE WERKE AG [DE])
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.