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Extract from the Register of European Patents

EP About this file: EP0126847

EP0126847 - Ceramic filter [Right-click to bookmark this link]
StatusThe application has been refused
Status updated on  23.02.1989
Database last updated on 29.03.2025
Most recent event   Tooltip07.07.2007Change - inventorpublished on 08.08.2007  [2007/32]
Applicant(s)For all designated states
GEORG FISCHER AKTIENGESELLSCHAFT
Mühlentalstrasse 105
CH-8201 Schaffhausen / CH
[1984/49]
Inventor(s)01 / Rietzscher, Rolf
Brahmsstrasse 13
D-402 Mettmann / DE
02 / Otto, Jürgen
Finkenstrasse 17
D-4320 Hattingen / DE
03 / Trinkl, Gerd
Grüssauerstrasse 11
D-4280 Borken/Westfalen / DE
04 / Kaettlitz, Wolfgang
Neumühlenallee 76
D-4280 Borken/Westfalen / DE
05 / Hofmann, Franz
Rosenbergstrasse 103
CH-8212 Neuhausen/Rhf. / CH
06 / Trapp, Hans Günter
Waldstrasse 2
CH-8200 Schaffhausen / CH
 [2007/32]
Former [1985/26]01 / Rietzscher, Rolf
Brahmsstrasse 13
D-402 Mettmann / DE
02 / Otto, Jürgen
Finkenstrasse 17
D-4320 Hattingen / DE
03 / Trinkl, Gerd
Grüssauerstrasse 11
D-4280 Borken/Westfalen / DE
04 / Kaettlitz, Wolfgang
Neumühlenallee 76
D-4280 Borken/Westfalen / DE
05 / Hofmann, Franz
Rosenbergstrasse 103
CH-8212 Neuhausen/Rhf. / CH
06 / Trapp, Hans Günter
Waldstrasse 2
Former [1984/49]01 / Rietzscher, Rolf
Brahmsstrasse 13
D-402 Mettmann / DE
02 / Otto, Jürgen
Finkenstrasse 17
D-4320 Hattingen / DE
03 / Trinkl, Gerd
Grüssauerstrasse 11
D-4280 Borken/Westfalen / DE
04 / Kaettlitz, Wolfgang
Neumühlenallee 76
D-4280 Borken/Westfalen / DE
Representative(s)Liesegang, Roland
Boehmert & Boehmert
Anwaltspartnerschaft mbB
Pettenkoferstrasse 22
80336 München / DE
[N/P]
Former [1987/32]Liesegang, Roland, Dr.-Ing.
FORRESTER & BOEHMERT Franz-Joseph-Strasse 38
D-80801 München / DE
Application number, filing date84101660.317.02.1984
[1984/49]
Filing languageDE
Procedural languageDE
PublicationType: A1 Application with search report 
No.:EP0126847
Date:05.12.1984
Language:DE
[1984/49]
Search report(s)(Supplementary) European search report - dispatched on:EP16.10.1984
ClassificationIPC:B01D39/20, C22B9/02, C04B21/00
[1984/49]
CPC:
B01D39/2093 (EP); C04B38/00 (EP); C21C1/00 (EP);
C22B9/023 (EP); C04B2111/00793 (EP); Y02P10/20 (EP)
C-Set:
C04B38/00, C04B35/00 (EP)
Designated contracting statesAT,   BE,   CH,   DE,   FR,   GB,   IT,   LI,   LU,   NL,   SE [1984/49]
TitleGerman:Keramikfilter[1984/49]
English:Ceramic filter[1984/49]
French:Filtre céramique[1984/49]
Examination procedure17.02.1984Examination requested  [1984/49]
07.06.1985Despatch of a communication from the examining division (Time limit: M06)
17.12.1985Reply to a communication from the examining division
18.12.1985Despatch of a communication from the examining division (Time limit: M02)
28.02.1986Reply to a communication from the examining division
26.01.1987Despatch of communication that the application is refused, reason: substantive examination [1989/15]
14.01.1989Application refused, date of legal effect [1989/15]
Appeal following examination31.03.1987Appeal received No.  T0230/87
04.06.1987Statement of grounds filed
15.12.1988Result of appeal procedure: appeal of the applicant was rejected
15.12.1988Date of oral proceedings
Fees paidRenewal fee
25.02.1986Renewal fee patent year 03
25.02.1987Renewal fee patent year 04
20.02.1988Renewal fee patent year 05
Opt-out from the exclusive  Tooltip
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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[A]JP58122016  ;
 [A]AT342618B  (MITSUI MINING & SMELTING CO [JP], et al);
 [A]DE2613023  (ALUSUISSE [CH]);
 [A]DE2932614  (BRIDGESTONE TIRE CO LTD);
 [A]DE2942042  (BRIDGESTONE TIRE CO LTD);
 [A]WO8203339  (FISCHER AG GEORG [CH], et al);
 [A]DE2848005  (ALUSUISSE);
 [A]DE2838504  (ALUSUISSE);
 [A]DE2139568  (MORGAN REFRACTORIES LTD);
 [A]DD157  ;
 [A]DE2227029  ;
 [A]DE2921871  (SELWIG & LANGE MASCHF)
 [A]  - Patent Abstracts of Japan Vol. 7, Nr. 232, 14 Oktober 1983 & JP-A-58 122 016, & JP58122016 A 00000000
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.