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Extract from the Register of European Patents

EP About this file: EP0796879

EP0796879 - Graft polymers of polyarylene ethers, polyamides and copolymers containing cyclic alpha, beta unsaturated dicarboxylic anhydrides [Right-click to bookmark this link]
StatusNo opposition filed within time limit
Status updated on  05.07.2002
Database last updated on 14.06.2024
Most recent event   Tooltip12.09.2008Lapse of the patent in a contracting state
Updated state(s): FR		published on 15.10.2008  [2008/42]
Applicant(s)For all designated states
BASF Aktiengesellschaft
Carl-Bosch-Strasse 38
67063 Ludwigshafen / DE
[2008/31]
Former [1997/39]For all designated states
BASF AKTIENGESELLSCHAFT
67056 Ludwigshafen / DE
Inventor(s)01 / Weber, Martin, Dr.
Diedesfelderstrasse 26
67487 Maikammer / DE
02 / Güntherberg, Norbert, Dr.
Nachtigallenweg 44
67346 Speyer / DE
[1997/39]
Representative(s)Kinzebach, Werner, et al
Reitstötter, Kinzebach & Partner Patentanwälte Sternwartstrasse 4
81679 München / DE
[N/P]
Former [1997/39]Kinzebach, Werner, Dr., et al
Patent Attorneys, Reitstötter, Kinzebach & Partner, Sternwartstrasse 4
81679 München / DE
Application number, filing date97104544.817.03.1997
[1997/39]
Priority number, dateDE199611057218.03.1996         Original published format: DE 19610572
[1997/39]
Filing languageDE
Procedural languageDE
PublicationType: A2 Application without search report 
No.:EP0796879
Date:24.09.1997
Language:DE
[1997/39]
Type: A3 Search report 
No.:EP0796879
Date:10.03.1999
[1999/10]
Type: B1 Patent specification 
No.:EP0796879
Date:29.08.2001
Language:DE
[2001/35]
Search report(s)(Supplementary) European search report - dispatched on:EP22.01.1999
ClassificationIPC:C08F283/08, C08L71/00, C08G65/48, C08G81/02, C08L77/00
[1999/10]
CPC:
C08G81/025 (EP,US); C08G65/48 (EP,US); C08L71/00 (EP,US)
C-Set:
C08L71/00, C08L2666/02 (EP,US)
Former IPC [1997/39]C08F283/08, C08L71/00, C08G65/48
Designated contracting statesBE,   CH,   DE,   ES,   FR,   GB,   IT,   LI,   NL [1997/39]
TitleGerman:Pfropfcopolymerisate aus Polyarylenethern, Polyamiden und Copolymeren, die cyclische, alpha,beta-ungesättigte Dicarbonsäureanhydride einpolymerisiert enthalten[1997/39]
English:Graft polymers of polyarylene ethers, polyamides and copolymers containing cyclic alpha, beta unsaturated dicarboxylic anhydrides[1997/39]
French:Polymères greffés d'éthers de polyarylène, polyamides et de copolymères contenant des anhydrides dicarboxyliques cycliques avec insaturation en alpha-bèta[1997/39]
Examination procedure18.08.1999Examination requested  [1999/41]
09.12.1999Despatch of a communication from the examining division (Time limit: M04)
10.04.2000Reply to a communication from the examining division
12.12.2000Despatch of communication of intention to grant (Approval: Yes)
08.03.2001Communication of intention to grant the patent
21.05.2001Fee for grant paid
21.05.2001Fee for publishing/printing paid
Opposition(s)30.05.2002No opposition filed within time limit [2002/34]
Fees paidRenewal fee
16.03.1999Renewal fee patent year 03
18.03.2000Renewal fee patent year 04
16.03.2001Renewal fee patent year 05
Opt-out from the exclusive  Tooltip
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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  TooltipDE09.03.2002
GB17.03.2002
ES18.03.2002
BE31.03.2002
CH31.03.2002
FR31.03.2002
LI31.03.2002
[2008/42]
Former [2004/28]FR25.01.2002
DE09.03.2002
GB17.03.2002
ES18.03.2002
BE31.03.2002
CH31.03.2002
LI31.03.2002
Former [2003/48]FR25.01.2002
DE09.03.2002
GB17.03.2002
BE31.03.2002
CH31.03.2002
LI31.03.2002
Former [2003/31]FR25.01.2002
DE09.03.2002
GB17.03.2002
CH31.03.2002
LI31.03.2002
Former [2003/30]FR25.01.2002
DE09.03.2002
GB17.03.2002
Former [2003/21]FR25.01.2002
GB17.03.2002
Former [2003/17]GB17.03.2002
Documents cited:Search[A]US4387189  (BRANDSTETTER FRANZ [DE], et al) [A] 1* claim 1 *;
 [A]EP0440939  (GEN ELECTRIC [US]) [A] 1 * example - *;
 [A]EP0475039  (GEN ELECTRIC [US]) [A] 1 * page 10, lines 42-54; claim 11 *;
 [X]US5457169  (WEBER MARTIN [DE], et al) [X] 1-12 * column 9, lines 1-36 * * column 11, line 66 - column 12, line 53 *
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.