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Extract from the Register of European Patents

EP About this file: EP0267369

EP0267369 - Method for converting cyclic polycarbonate oligomer mixtures to linear polycarbonates, and compositions resulting therefrom [Right-click to bookmark this link]
StatusThe application is deemed to be withdrawn
Status updated on  14.11.1991
Database last updated on 04.11.2024
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 [1988/20]For all designated states
GENERAL ELECTRIC COMPANY
1 River Road
Schenectady New York 12305 / US
Inventor(s)01 / Brunelle, Daniel Joseph
11 Lee Road
Scotia New York 12302 / US
02 / Evans, Thomas Lane
3 Earl Court
Clifton Park New York 12065 / US
03 / Vallance, Michael Alan
511 Union Street
Schenectady New York 12305 / US
04 / Stewart, Kevin Randall
5 Greystone Drive
Voorheesville New York 12186 / US
05 / Shannon, Thomas Gerard
1187 Hillside Ave. No. 3/B30
Schenectady New York 12309 / US
06 / Williams, David Allan
16 Schonowee Avenue
Scotia New York 12302 / US
07 / Patterson, Dwight Juan
352 South Rosenberger Road
Evansville Indiana 47712 / US
08 / Rosenquist, Niles Richard
4955 Lakeside Court
Evansville Indiana 47712 / US
09 / Hilakos, William
6700 South Davis Road
Mt. Vernon Indiana 47620 / US
[1988/20]
Representative(s)Catherine, Alain, et al
General Electric France Service de Propriété Industrielle 18, rue Horace Vernet
92136 Issy-Les-Moulineaux Cedex / FR
[N/P]
Former [1990/02]Catherine, Alain, et al
General Electric France Service de Propriété Industrielle 18 Rue Horace Vernet
F-92136 Issy-Les-Moulineaux Cedex / FR
Former [1988/20]Catherine, Alain
General Electric France Service de Propriété Industrielle 18 Rue Horace Vernet
F-92136 Issy-Les-Moulineaux Cedex / FR
Application number, filing date87110359.417.07.1987
[1988/20]
Priority number, dateUS1986088867324.07.1986         Original published format: US 888673
[1988/20]
Filing languageEN
Procedural languageEN
PublicationType: A2 Application without search report 
No.:EP0267369
Date:18.05.1988
Language:EN
[1988/20]
Type: A3 Search report 
No.:EP0267369
Date:17.08.1988
Language:EN
[1988/33]
Search report(s)(Supplementary) European search report - dispatched on:EP27.06.1988
ClassificationIPC:C08G63/62, C08G75/28, C08L69/00, C08J5/24
[1988/20]
CPC:
C08G64/26 (EP,US); C08G64/30 (EP,US); C08G75/28 (EP,US);
C08J5/04 (EP,US); C08K7/02 (EP,US); C08J2369/00 (EP,US)
C-Set:
C08K7/02, C08L69/00 (EP,US)
Designated contracting statesDE,   FR,   GB,   IT,   NL [1988/20]
TitleGerman:Methode, um Mischungen zyklischer oligomerer Polycarbonate in lineare Polycarbonate umzuwandeln und daraus erhaltene Massen[1988/20]
English:Method for converting cyclic polycarbonate oligomer mixtures to linear polycarbonates, and compositions resulting therefrom[1988/20]
French:Méthode pour convertir des mélanges de polycarbonates cycliques oligomères en des polycarbonates linéaires, et compositions ainsi obtenues[1988/20]
File destroyed:02.03.1998
Examination procedure20.01.1989Examination requested  [1989/12]
19.02.1991Despatch of a communication from the examining division (Time limit: M04)
02.07.1991Application deemed to be withdrawn, date of legal effect  [1992/01]
06.08.1991Despatch of communication that the application is deemed to be withdrawn, reason: reply to the communication from the examining division not received in time  [1992/01]
Fees paidRenewal fee
04.07.1989Renewal fee patent year 03
23.07.1990Renewal fee patent year 04
Penalty fee
Additional fee for renewal fee
31.07.199105   M06   Not yet paid
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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.
Documents cited:Search[X]EP0162379  (GEN ELECTRIC [US]);
 [XP]EP0198338  (GEN ELECTRIC [US]);
 [AD]US3274214  (PROCHASKA ROBERT J);
 [A]US4211818  (ACKLEY RICHARD H [US]);
 [A]FR1221519  (BATAAFSCHE PETROLEUM);
 [A]DE1031965  (BAYER AG)
    [ ] - R. VIEWEG: "Kunststoff-Handbuch", Vol. VIII, 1973, Carl Hanser Verlag, Muenchen, page 118, line 11 - line 3 from the bottom.
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.