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Extract from the Register of European Patents

EP About this file: EP0831063

EP0831063 - Device for releasing fine bubbles of gas into a liquid [Right-click to bookmark this link]
StatusThe application is deemed to be withdrawn
Status updated on  16.06.2000
Database last updated on 12.08.2024
Most recent event   Tooltip16.06.2000Application deemed to be withdrawnpublished on 02.08.2000 [2000/31]
Applicant(s)For all designated states
Sugiura, Eiichi
149, Matsumoto-cho Hekinan-shi
Aichi-ken / JP
[N/P]
Former [1998/13]For all designated states
Sugiura, Eiichi
149, Matsumoto-cho
Hekinan-shi, Aichi-ken / JP
Inventor(s)01 / see applicant
...
[1998/13]
Representative(s)Pfenning, Meinig & Partner mbB
Patent- und Rechtsanwälte
Joachimsthaler Straße 10-12
10719 Berlin / DE
[N/P]
Former [1998/13]Pfenning, Meinig & Partner
Kurfürstendamm 170
10707 Berlin / DE
Application number, filing date97250283.519.09.1997
[1998/13]
Priority number, dateJP1996025024120.09.1996         Original published format: JP 25024196
[1998/13]
Filing languageEN
Procedural languageEN
PublicationType: A2 Application without search report 
No.:EP0831063
Date:25.03.1998
Language:EN
[1998/13]
Type: A3 Search report 
No.:EP0831063
Date:22.07.1998
[1998/30]
Search report(s)(Supplementary) European search report - dispatched on:EP08.06.1998
ClassificationIPC:B01F5/06, B01F3/04, C02F3/20, C02F1/78
[1998/28]
CPC:
C02F3/20 (EP,US); B01F23/2323 (EP,US); B01F23/237613 (EP,US);
B01F25/4341 (EP,US); B01F25/4342 (EP,US); B01F25/435 (EP,US);
B01F25/4521 (EP,US); B01F25/53 (EP,US); Y02W10/10 (EP,US) (-)
Former IPC [1998/13]C02F3/20
Designated contracting statesDE,   FR,   GB,   IT,   SE [1999/14]
Former [1998/13]AT,  BE,  CH,  DE,  DK,  ES,  FI,  FR,  GB,  GR,  IE,  IT,  LI,  LU,  MC,  NL,  PT,  SE 
TitleGerman:Vorrichtung zum Einbringen von feinen Gasblasen in eine Flüssigkeit[1998/13]
English:Device for releasing fine bubbles of gas into a liquid[1998/13]
French:Dispositif de libération de fines bulles de gaz dans un liquide[1998/13]
Examination procedure18.01.1999Examination requested  [1999/11]
28.09.1999Despatch of a communication from the examining division (Time limit: M04)
09.02.2000Application deemed to be withdrawn, date of legal effect  [2000/31]
08.03.2000Despatch of communication that the application is deemed to be withdrawn, reason: reply to the communication from the examining division not received in time  [2000/31]
Fees paidRenewal fee
14.09.1999Renewal fee patent year 03
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Documents cited:Search[X]GB982729  (DUSSELDORFER EISENHUETTENGESEL) [X] 1-3,5 * figures 1,2 *;
 [X]US3918688  (HUBER MAX, et al) [X] 1* figures 1,2 *;
 [X]CH600937  (MICAFIL AG) [X] 1 * figures 1-6 *;
 [X]WO9008025  (POLYSYSTEM INTERNATIONAL INC [CA], et al) [X] 1-3 * figures 1-7 *;
 [X]WO9603206  (DU PONT [US]) [X] 1 * figure 8 *
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.