(19)
(11) EP 3 804 844 B8

(12) CORRECTED EUROPEAN PATENT SPECIFICATION
Note: Bibliography reflects the latest situation

(15) Correction information:
Corrected version no 1 (W1 B1)

(48) Corrigendum issued on:
04.09.2024 Bulletin 2024/36

(45) Mention of the grant of the patent:
03.07.2024 Bulletin 2024/27

(21) Application number: 19811168.4

(22) Date of filing: 29.05.2019
(51) International Patent Classification (IPC): 
A01G 25/02(2006.01)
(52) Cooperative Patent Classification (CPC):
A01G 25/02; C02F 2303/26; C02F 2301/066; B01F 23/2323; B01F 23/2373; B01F 25/25; B01F 25/3141; B01F 25/32; B01F 25/4521; Y02W 10/10; B01F 23/2375
(86) International application number:
PCT/JP2019/021263
(87) International publication number:
WO 2019/230787 (05.12.2019 Gazette 2019/49)

(54)

ULTRAFINE BUBBLE GENERATING APPARATUS

VORRICHTUNG ZUR ERZEUGUNG ULTRAFEINER BLASEN

DISPOSITIF DE GÉNÉRATION DE BULLES ULTRAFINES

(84) Designated Contracting States:
AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR

(30) Priority: 30.05.2018 JP 2018103057

(43) Date of publication of application:
14.04.2021 Bulletin 2021/15

(73) Proprietor: AQUASOLUTION Corporation
Tomi-shi Nagano 389-0514 (JP)

(72) Inventor:
  • TSUCHIYA, Yukihiro
    Tomi-shi, Nagano 389-0514 (JP)

(74) Representative: Piotrowicz, Pawel Jan Andrzej 
Venner Shipley LLP 406 Science Park Milton Road
Cambridge CB4 0WW
Cambridge CB4 0WW (GB)


(56) References cited: : 
WO-A1-01/36105
FR-A1- 2 762 232
JP-A- 2010 247 121
JP-A- 2013 034 958
 WO-A1-2018/020701
JP-A- 2000 325 767
JP-A- 2011 062 632
   
       
    Note: Within nine months from the publication of the mention of the grant of the European patent, any person may give notice to the European Patent Office of opposition to the European patent granted. Notice of opposition shall be filed in a written reasoned statement. It shall not be deemed to have been filed until the opposition fee has been paid. (Art. 99(1) European Patent Convention).