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Extract from the Register of European Patents

EP About this file: EP0776697

EP0776697 - Copper-based catalysts, process for producing them and their use, and method for preparation of alkylhalogenosilanes [Right-click to bookmark this link]
StatusThe application is deemed to be withdrawn
Status updated on  19.04.2002
Database last updated on 03.10.2024
Most recent event   Tooltip19.04.2002Application deemed to be withdrawnpublished on 05.06.2002  [2002/23]
Applicant(s)For all designated states
GE Bayer Silicones GmbH & Co. KG
Falkenberg 1
40699 Erkrath / DE
For all designated states
NORDDEUTSCHE AFFINERIE AG
Hovestrasse 50
20539 Hamburg / DE
[N/P]
Former [1998/42]For all designated states
GE Bayer Silicones GmbH & Co. KG
Falkenberg 1
40699 Erkrath / DE
For all designated states
NORDDEUTSCHE AFFINERIE AG
Hovestrasse 50
D-20539 Hamburg / DE
Former [1997/23]For all designated states
BAYER AG
51368 Leverkusen / DE
For all designated states
NORDDEUTSCHE AFFINERIE AG
Hovestrasse 50
D-20539 Hamburg / DE
Inventor(s)01 / Langner, Bernd, Dr.
Glockenheide 11
21423 Winsen/Luhe / DE
02 / Stantke, Peter
Holunderweg 21
21614 Buxtehude / DE
03 / Leister, Thomas
Mittelschlag 6
23560 Lübeck / DE
04 / Steiner, Matthias-Sven, Dr.
Gustav-Freytag-Strasse 2
51375 Leverkusen / DE
05 / Degen, Bruno, Dr.
Sommerhausen 60
53804 Much / DE
06 / Schartau, Wolfgang, Dr.
Am Wasserturm 31
51379 Leverkusen / DE
07 / Licht, Elke, Dr.
Am Sonnenhang 23
51381 Leverkusen / DE
[1997/23]
Representative(s)(deleted)
[2001/03]
Former [1999/27]Leifert, Elmar, Dr., et al
Böhm Rauch Schumacher Krämer & Leifert Burgplatz 21-22
40213 Düsseldorf / DE
Former [1998/42](deleted)
Former [1997/23]Steiling, Lothar, Dr.
Bayer AG Konzernbereich RP Patente und Lizenzen
51368 Leverkusen / DE
Application number, filing date96118554.320.11.1996
[1997/23]
Priority number, dateDE1995104474801.12.1995         Original published format: DE 19544748
DE1996101916111.05.1996         Original published format: DE 19619161
[1997/23]
Filing languageDE
Procedural languageDE
PublicationType: A2 Application without search report 
No.:EP0776697
Date:04.06.1997
Language:DE
[1997/23]
Type: A3 Search report 
No.:EP0776697
Date:16.07.1997
[1997/29]
Search report(s)(Supplementary) European search report - dispatched on:EP04.06.1997
ClassificationIPC:B01J23/72
[1997/23]
CPC:
B01J37/0072 (EP,US); B01J23/72 (EP,US); C07F7/16 (EP,US);
B01J23/76 (EP,US); B01J37/0081 (EP,US)
Designated contracting statesDE,   ES,   FR,   GB,   NL [1997/23]
TitleGerman:Katalysatoren auf Kupferbasis, Verfahren zu ihrer Herstellung sowie ihre Verwendung und ein Verfahren zur Herstellung von Alkylhalogensilanen[1997/23]
English:Copper-based catalysts, process for producing them and their use, and method for preparation of alkylhalogenosilanes[1997/23]
French:Catalyseurs à base de cuivre, procédé pour leur fabrication ainsi que leur emploi et procédé pour la fabrication de alkylhalogénosilanes[1997/23]
Examination procedure16.01.1998Examination requested  [1998/12]
19.11.1998Despatch of a communication from the examining division (Time limit: M06)
06.05.1999Reply to a communication from the examining division
27.05.1999Despatch of a communication from the examining division (Time limit: M06)
10.03.2000Reply to a communication from the examining division
23.05.2001Despatch of a communication from the examining division (Time limit: M06)
04.12.2001Application deemed to be withdrawn, date of legal effect  [2002/23]
09.01.2002Despatch of communication that the application is deemed to be withdrawn, reason: reply to the communication from the examining division not received in time  [2002/23]
Divisional application(s)EP00105123.4  / EP1027927
EP98101269.3  / EP0858833
Request for further processing for:10.03.2000Request for further processing filed
10.03.2000Full payment received (date of receipt of payment)
Request granted
27.03.2000Decision despatched
Fees paidRenewal fee
30.11.1998Renewal fee patent year 03
31.05.2000Renewal fee patent year 04
29.11.2000Renewal fee patent year 05
21.11.2001Renewal fee patent year 06
Penalty fee
Additional fee for renewal fee
30.11.199904   M06   Fee paid on   31.05.2000
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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.
Documents cited:Search[DY]US2380995  (ROCHOW EUGENE G) [DY] 15-17 * examples 3,4 *;
 [DA]US4218387  (DEGEN BRUNO [DE], et al)[DA] 15-17;
 [DX]US4504597  (KLAR ERHARD [US], et al) [DX] 1-5 * column 2, line 33 - line 62; example 1; claims 1-6 *;
 [DXY]US4520130  (HASHIGUCHI DON H [US], et al) [DX] 1-6 * column 2, line 34 - column 3, line 14; claims 1,2 * * examples 1,2 * [Y] 15-17;
 [A]GB2153697  (GEN ELECTRIC) [A] 1-5,15-17
by applicantUS2380995
 US2420540
 US4218387
 US4487950
 US4504597
 US4520130
 DE3501085
 EP0182814
 US4762940
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.