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Extract from the Register of European Patents

EP About this file: EP0405562

EP0405562 - Method for cleaning the filter plates of a suction drier [Right-click to bookmark this link]
StatusNo opposition filed within time limit
Status updated on  08.04.1995
Database last updated on 19.07.2024
Most recent event   Tooltip08.04.1995No opposition filed within time limitpublished on 31.05.1995 [1995/22]
Applicant(s)For all designated states
OUTOKUMPU OY
Länsituulentie 7 A
02100 Espoo / FI
[N/P]
Former [1991/01]For all designated states
OUTOKUMPU OY
Länsituulentie 7 A
SF-02100 Espoo / FI
Inventor(s)01 / Hindström, Rolf
Munstenpellonkatu 6 C 18
SF-20740 Turku / FI
02 / Punju, Jorma
Suolijärventaku 13
SF-33270 Tampere / FI
[1991/01]
Representative(s)Graf Glück Habersack Kritzenberger
Patentanwälte
Wotanstrasse 64
80639 München / DE
[N/P]
Former [1991/01]Zipse + Habersack
Kemnatenstrasse 49
D-80639 München / DE
Application number, filing date90112374.528.06.1990
[1991/01]
Priority number, dateFI1989000318329.06.1989         Original published format: FI 893183
[1991/01]
Filing languageEN
Procedural languageEN
PublicationType: A2 Application without search report 
No.:EP0405562
Date:02.01.1991
Language:EN
[1991/01]
Type: A3 Search report 
No.:EP0405562
Date:20.01.1993
Language:EN
[1993/03]
Type: B1 Patent specification 
No.:EP0405562
Date:08.06.1994
Language:EN
[1994/23]
Search report(s)(Supplementary) European search report - dispatched on:EP30.11.1992
ClassificationIPC:B01D33/54, B01D33/21
[1993/03]
CPC:
B01D33/21 (EP,US); B01D33/466 (EP,US); B01D33/54 (EP,US)
Former IPC [1991/01]B01D33/54
Designated contracting statesDE,   ES,   FR,   GB,   IT,   NL,   SE [1991/01]
TitleGerman:Verfahren zum Reinigen der Filterplatten eines Saugtrockners[1991/01]
English:Method for cleaning the filter plates of a suction drier[1991/01]
French:Méthode de nettoyage de plaques de filtres d'un séchoir aspirant[1991/01]
Examination procedure28.12.1990Examination requested  [1991/10]
17.09.1993Despatch of communication of intention to grant (Approval: Yes)
02.12.1993Communication of intention to grant the patent
24.02.1994Fee for grant paid
24.02.1994Fee for publishing/printing paid
Opposition(s)09.03.1995No opposition filed within time limit [1995/22]
Fees paidRenewal fee
18.05.1992Renewal fee patent year 03
14.05.1993Renewal fee patent year 04
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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]BE555385  ;
 [X]US3707230  (DAVIDSON ROGER);
 [A]US4166034  (BODINE ALBERT G [US]);
 [A]DE3829177  (KUFFERATH ANDREAS GMBH [DE])
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.