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Extract from the Register of European Patents

EP About this file: EP0689863

EP0689863 - Multilayered microfiltration membrane with integral pre-filter layer and process for preparing the same [Right-click to bookmark this link]
StatusNo opposition filed within time limit
Status updated on  02.07.1999
Database last updated on 27.07.2024
Most recent event   Tooltip06.06.2008Change - representativepublished on 09.07.2008  [2008/28]
Applicant(s)For all designated states
SEITZ-FILTER-WERKE GmbH
Planiger Strasse 137
55543 Bad Kreuznach / DE
[1997/04]
Former [1996/01]For all designated states
SEITZ-FILTER-WERKE Gmbh und Co.
Planiger Strasse 137
D-55543 Bad Kreuznach / DE
Inventor(s)01 / Holzki, Udo
Lindenstrasse 15
D-55286 Wörrstadt / DE
02 / Müller, Heinz-Joachim, Dr.
Graf-Siegfried-Strasse 14
D-55542 Bad Kreuznach / DE
03 / Renner, Tilo
Kreuznacher Str. 17
D-55595 Mandel / DE
[1996/18]
Former [1996/01]01 / Holzki, Udo
Lindenstrasse 15
D-55286 Wörrstadt / DE
02 / Müller, Heinz-Joachim, Dr.
Graf-Siegfried-Strasse 14
D-55542 Bad Kreuznach / DE
03 / Renner, Tilo
Mozartstrasse 23
D-55450 Langenlonsheim / DE
Representative(s)Fuchs Patentanwälte Partnerschaft mbB
Postfach 46 60
65036 Wiesbaden / DE
[N/P]
Former [2008/28]Fuchs
Patentanwälte Postfach 46 60
65036 Wiesbaden / DE
Former [1998/03]Fuchs Mehler Weiss
Patentanwälte Postfach 46 60
65036 Wiesbaden / DE
Former [1996/01]Dr. Fuchs, Dr. Luderschmidt Dr. Mehler, Dipl.-Ing Weiss Patentanwälte
Postfach 46 60
D-65036 Wiesbaden / DE
Application number, filing date95109408.518.06.1995
[1996/01]
Priority number, dateDE1994442187123.06.1994         Original published format: DE 4421871
[1996/01]
Filing languageDE
Procedural languageDE
PublicationType: A1 Application with search report 
No.:EP0689863
Date:03.01.1996
Language:DE
[1996/01]
Type: B1 Patent specification 
No.:EP0689863
Date:26.08.1998
Language:DE
[1998/35]
Search report(s)(Supplementary) European search report - dispatched on:EP13.10.1995
ClassificationIPC:B01D67/00, B01D69/02, B01D69/10, B01D69/12
[1996/01]
CPC:
B01D69/1216 (EP,US); B01D67/00111 (EP,US); B01D2323/06 (EP,US);
B01D2323/12 (EP,US); B01D2325/0233 (EP,US); Y10T428/24998 (EP,US);
Y10T428/249981 (EP,US) (-)
Designated contracting statesDE,   ES,   FR,   GB,   IT,   NL [1996/01]
TitleGerman:Mehrschichtige Mikrofiltrationsmembran mit integrierter Vorfilterschicht und Verfahren zu ihrer Herstellung[1996/01]
English:Multilayered microfiltration membrane with integral pre-filter layer and process for preparing the same[1996/01]
French:Membrane multicouche de microfiltration avec une couche comme pré-filtre intégrée et procédé de préparation[1996/01]
Examination procedure12.01.1996Examination requested  [1996/11]
27.02.1997Despatch of a communication from the examining division (Time limit: M04)
03.07.1997Reply to a communication from the examining division
14.10.1997Despatch of communication of intention to grant (Approval: Yes)
05.12.1997Communication of intention to grant the patent
17.02.1998Fee for grant paid
17.02.1998Fee for publishing/printing paid
Opposition(s)27.05.1999No opposition filed within time limit [1999/33]
Fees paidRenewal fee
26.06.1997Renewal fee patent year 03
15.06.1998Renewal fee patent year 04
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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[Y]JPS5849408  ;
 [Y]JPS55129109  ;
 [A]GB2219221  (SEITZ FILTER WERKE [DE]);
 [D]DE3818860  (SEITZ FILTER WERKE [DE]);
 [A]US5228994  (TKACIK GABRIEL [US], et al);
 [D]EP0594007  (MILLIPORE CORP [US]);
 [YPD]DE4424482  (PALL CORP [US])
by applicantUS4340480
 DE3740871
 DE3701633
 EP0083489
 DE3818860
 DE4000825
 DE4007383
 EP0594007
 DE4424482
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.