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Extract from the Register of European Patents

EP About this file: EP0734418

EP0734418 - IMPACT-MODIFIED POLYMER BLENDS CONTAINING A LIQUID CRYSTALLINE POLYMER [Right-click to bookmark this link]
StatusPatent revoked
Status updated on  03.03.2000
Database last updated on 25.09.2024
Most recent event   Tooltip04.01.2008Lapse of the patent in a contracting state
New state(s): IT		published on 06.02.2008  [2008/06]
Applicant(s)For all designated states
EASTMAN CHEMICAL COMPANY
100 North Eastman Road
Kingsport TN 37660 / US
[N/P]
Former [1996/40]For all designated states
EASTMAN CHEMICAL COMPANY
100 North Eastman Road
Kingsport, TN 37660 / US
Inventor(s)01 / STACK, Gary, Michael
P.O. Box 6446
Kingsport, TN 37663 / US
02 / STEWART, Mark, Edward
1104 Dover Drive
Kingsport, TN 37664-5188 / US
03 / SEYMOUR, Robert, William
1341 Belmeade Drive
Kinsport, TN 37664 / US
[1996/40]
Representative(s)Wibbelmann, Jobst, et al
Wuesthoff & Wuesthoff
Patentanwälte und Rechtsanwalt PartG mbB
Schweigerstrasse 2
81541 München / DE
[N/P]
Former [1996/40]Wibbelmann, Jobst, Dr., Dipl.-Chem., et al
Wuesthoff & Wuesthoff, Patent- und Rechtsanwälte, Schweigerstrasse 2
81541 München / DE
Application number, filing date95901904.314.11.1994
[1996/40]
WO1994US13126
Priority number, dateUS1993016000630.11.1993         Original published format: US 160006
[1996/40]
Filing languageEN
Procedural languageEN
PublicationType: A1 Application with search report
No.:WO9515360
Date:08.06.1995
Language:EN
[1995/24]
Type: A1 Application with search report 
No.:EP0734418
Date:02.10.1996
Language:EN
The application published by WIPO in one of the EPO official languages on 08.06.1995 takes the place of the publication of the European patent application.
[1996/40]
Type: B1 Patent specification 
No.:EP0734418
Date:29.07.1998
Language:EN
[1998/31]
Search report(s)International search report - published on:EP08.06.1995
ClassificationIPC:C08L67/02, C08L101/06
[1996/40]
CPC:
C08L23/08 (EP); C08L67/02 (KR); C08L101/06 (EP,KR);
C08L63/00 (EP); C08L2205/12 (EP)
C-Set:
C08L101/06, C08L2666/18 (EP);
C08L23/08, C08L2666/18 (EP);
C08L63/00, C08L2666/18 (EP)
Designated contracting statesAT,   BE,   CH,   DE,   DK,   ES,   FR,   GB,   GR,   IE,   IT,   LI,   LU,   NL,   PT,   SE [1996/40]
TitleGerman:SCHLAGFESTE FLÜSSIGKRISTALLINE POLYMER ENTHALTENDE POLYMERMISCHUNGEN[1996/40]
English:IMPACT-MODIFIED POLYMER BLENDS CONTAINING A LIQUID CRYSTALLINE POLYMER[1996/40]
French:MELANGES DE POLYMERES DONT LA RESISTANCE AUX CHOCS EST MODIFIEE CONTENANT UN POLYMERE CRISTALLIN LIQUIDE[1996/40]
Entry into regional phase23.05.1996National basic fee paid 
23.05.1996Designation fee(s) paid 
23.05.1996Examination fee paid 
Examination procedure15.05.1995Request for preliminary examination filed
International Preliminary Examining Authority: EP
23.05.1996Examination requested  [1996/40]
17.10.1996Despatch of a communication from the examining division (Time limit: M04)
20.02.1997Reply to a communication from the examining division
09.12.1997Despatch of communication of intention to grant (Approval: Yes)
02.02.1998Communication of intention to grant the patent
20.04.1998Fee for grant paid
20.04.1998Fee for publishing/printing paid
Opposition(s)Opponent(s)01  26.04.1999    ADMISSIBLE
E.I. DU PONT DE NEMOURS AND COMPANY
1007 Market Street
Wilmington DE 19898 / US
Opponent's representative
James, Anthony Christopher W.P.
Carpmaels & Ransford LLP
One Southampton Row
London
WC1B 5HA / GB
 [N/P]
Former [1999/24]
Opponent(s)01  26.04.1999    ADMISSIBLE
E.I. Du Pont de Nemours and Company
1007 Market Street
Wilmington, Del. 19898 / US
Opponent's representative
James, Anthony Christopher W.P.
Carpmaels & Ransford 43 Bloomsbury Square
London WC1A 2RA / GB
09.07.1999Invitation to proprietor to file observations on the notice of opposition
22.11.1999Despatch of communication that the patent will be revoked
02.12.1999Legal effect of revocation of patent [2000/16]
Fees paidRenewal fee
11.11.1996Renewal fee patent year 03
12.11.1997Renewal fee patent year 04
Opt-out from the exclusive  Tooltip
competence of the Unified
Patent Court		 See the Register of the Unified Patent Court for opt-out data
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  TooltipAT29.07.1998
BE29.07.1998
CH29.07.1998
IT29.07.1998
LI29.07.1998
NL29.07.1998
DK29.10.1998
PT29.10.1998
SE29.10.1998
ES30.10.1998
GR30.10.1998
IE14.11.1998
LU14.11.1998
[2008/06]
Former [2004/51]AT29.07.1998
BE29.07.1998
CH29.07.1998
LI29.07.1998
NL29.07.1998
DK29.10.1998
PT29.10.1998
SE29.10.1998
ES30.10.1998
GR30.10.1998
IE14.11.1998
LU14.11.1998
Former [2004/39]AT29.07.1998
BE29.07.1998
CH29.07.1998
LI29.07.1998
NL29.07.1998
DK29.10.1998
PT29.10.1998
SE29.10.1998
ES30.10.1998
IE14.11.1998
LU14.11.1998
Former [2004/38]AT29.07.1998
BE29.07.1998
CH29.07.1998
LI29.07.1998
NL29.07.1998
DK29.10.1998
PT29.10.1998
SE29.10.1998
ES30.10.1998
IE14.11.1998
LU30.11.1998
Former [2003/45]AT29.07.1998
BE29.07.1998
CH29.07.1998
LI29.07.1998
NL29.07.1998
DK29.10.1998
PT29.10.1998
SE29.10.1998
IE14.11.1998
LU30.11.1998
Former [2003/08]AT29.07.1998
BE29.07.1998
CH29.07.1998
LI29.07.1998
NL29.07.1998
PT29.10.1998
SE29.10.1998
IE14.11.1998
LU30.11.1998
Former [2000/52]AT29.07.1998
BE29.07.1998
CH29.07.1998
LI29.07.1998
PT29.10.1998
SE29.10.1998
IE14.11.1998
LU30.11.1998
Former [2000/50]AT29.07.1998
BE29.07.1998
PT29.10.1998
SE29.10.1998
CH03.11.1998
LI03.11.1998
IE14.11.1998
LU30.11.1998
Former [2000/27]AT29.07.1998
BE29.07.1998
PT29.10.1998
SE29.10.1998
IE14.11.1998
LU30.11.1998
Former [2000/07]AT29.07.1998
BE29.07.1998
PT29.10.1998
SE29.10.1998
LU30.11.1998
Former [1999/29]AT29.07.1998
BE29.07.1998
PT29.10.1998
SE29.10.1998
Former [1999/27]AT29.07.1998
BE29.07.1998
Former [1999/22]AT29.07.1998
Cited inInternational search[A]US4083829  (CALUNDANN GORDON W, et al)[A] 18-21,23,24,43-46,48,49;
 [Y]US5206291  (STEWART MARK E [US]) [Y] 9-14,34-39
 [XY]  - PATENT ABSTRACTS OF JAPAN [X] 1-8,15-33,40-49 [Y] 9-14,34-39
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.