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Extract from the Register of European Patents

EP About this file: EP0343980

EP0343980 - System and process for washing granular filter media [Right-click to bookmark this link]
Former [1989/48]Continuous washed sand filter and washer
[1994/12]
StatusNo opposition filed within time limit
Status updated on  26.01.1995
Database last updated on 24.04.2024
Most recent event   Tooltip19.04.2002Lapse of the patent in a contracting statepublished on 05.06.2002  [2002/23]
Applicant(s)For all designated states
Jacquet, Sten F.
Disavagen 8 S-126 58 Hagersten
Stockholm / SE
[N/P]
Former [1989/48]For all designated states
Jacquet, Sten F.
Disavagen 8
S-126 58 Hagersten Stockholm / SE
Inventor(s)01 / see applicant
...
[1989/48]
Representative(s)Meddle, Alan L., et al
FORRESTER & BOEHMERT, Pettenkoferstrasse 20-22
80336 München / DE
[N/P]
Former [1989/48]Meddle, Alan Leonard, et al
FORRESTER & BOEHMERT Franz-Joseph-Strasse 38
D-80801 München / DE
Application number, filing date89305287.825.05.1989
[1989/48]
Priority number, dateSE1988000195926.05.1988         Original published format: SE 8801959
US1989035115212.05.1989         Original published format: US 351152
[1989/48]
Filing languageEN
Procedural languageEN
PublicationType: A1 Application with search report 
No.:EP0343980
Date:29.11.1989
Language:EN
[1989/48]
Type: B1 Patent specification 
No.:EP0343980
Date:23.03.1994
Language:EN
[1994/12]
Search report(s)(Supplementary) European search report - dispatched on:EP04.10.1989
ClassificationIPC:B01D41/02, B01D24/46
[1994/12]
CPC:
B01D24/30 (EP); B01D24/46 (EP)
Former IPC [1989/48]B01D23/16, B01D23/24
Designated contracting statesAT,   BE,   CH,   DE,   FR,   GB,   IT,   LI,   NL,   SE [1989/48]
TitleGerman:Vorrichtung und Verfahren zum Waschen von granularen Filtermedien[1994/12]
English:System and process for washing granular filter media[1994/12]
French:Disposititf et procédé pour le lavage de matériaux de filtration granulaires[1994/12]
Former [1989/48]Kontinuierlicher gewaschener Sandfilter und Waschanlage
Former [1989/48]Continuous washed sand filter and washer
Former [1989/48]Filtre à sable lavé en continu et le dispositif de lavage
Examination procedure15.03.1990Examination requested  [1990/20]
13.08.1992Despatch of a communication from the examining division (Time limit: M06)
22.02.1993Reply to a communication from the examining division
24.05.1993Despatch of communication of intention to grant (Approval: Yes)
16.09.1993Communication of intention to grant the patent
02.12.1993Fee for grant paid
02.12.1993Fee for publishing/printing paid
Opposition(s)24.12.1994No opposition filed within time limit [1995/11]
Fees paidRenewal fee
22.04.1991Renewal fee patent year 03
15.04.1992Renewal fee patent year 04
17.04.1993Renewal fee patent year 05
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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.
Lapses during opposition  TooltipSE23.03.1994
[2002/23]
Documents cited:Search[X]US4118313  ;
 [X]DE2511497  ;
 [YD]US2057887  ;
 [A]US1793465
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.