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Extract from the Register of European Patents

EP About this file: EP4043407

EP4043407 - WATER TREATMENT SYSTEM, WATER TREATMENT METHOD, AND PROGRAM [Right-click to bookmark this link]
StatusRequest for examination was made
Status updated on  15.07.2022
Database last updated on 25.09.2024
FormerThe international publication has been made
Status updated on  17.04.2021
Most recent event   Tooltip02.08.2024New entry: Renewal fee paid 
Applicant(s)For all designated states
Metawater Co., Ltd.
1-25, Kanda-Sudacho
Chiyoda-ku
Tokyo 101-0041 / JP
[2022/33]
Inventor(s)01 / NAKA Daisuke
c/o METAWATER Co., Ltd., 1-25, Kanda-Sudacho,
Chiyoda-ku
Tokyo 101-0041 / JP
02 / TAKAHASHI Hiroyuki
c/o METAWATER Co., Ltd., 1-25, Kanda-Sudacho,
Chiyoda-ku
Tokyo 101-0041 / JP
 [2022/33]
Representative(s)Scott, Stephen John
YUJA IP LAW
4 Centenary House The Avenue
York YO30 6AU / GB
[N/P]
Former [2022/33]Scott, Stephen John
YUJA Limited
Suite 4, Level 6
Broad Gate
22-26 The Headrow
Leeds LS1 8EQ / GB
Application number, filing date20874824.410.09.2020
[2022/33]
WO2020JP34373
Priority number, dateJP2019018481007.10.2019         Original published format: JP 2019184810
[2022/33]
Filing languageJA
Procedural languageEN
PublicationType: A1 Application with search report
No.:WO2021070552
Date:15.04.2021
Language:JA
[2021/15]
Type: A1 Application with search report 
No.:EP4043407
Date:17.08.2022
Language:EN
[2022/33]
Search report(s)International search report - published on:JP15.04.2021
(Supplementary) European search report - dispatched on:EP04.10.2023
ClassificationIPC:C02F3/12, C02F3/34
[2022/33]
CPC:
C02F3/006 (EP,US); C02F3/20 (US); C02F2209/03 (EP,US);
C02F2209/14 (EP); C02F2209/15 (EP); C02F2209/38 (EP);
C02F3/301 (EP); C02F3/302 (EP) (-)
Designated contracting statesAL,   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 [2022/33]
TitleGerman:WASSERBEHANDLUNGSSYSTEM, WASSERBEHANDLUNGSVERFAHREN UND PROGRAMM[2022/33]
English:WATER TREATMENT SYSTEM, WATER TREATMENT METHOD, AND PROGRAM[2022/33]
French:SYSTÈME, DISPOSITIF ET PROCÉDÉ DE TRAITEMENT DES EAUX[2022/33]
Entry into regional phase06.04.2022Translation filed 
06.04.2022National basic fee paid 
06.04.2022Search fee paid 
06.04.2022Designation fee(s) paid 
06.04.2022Examination fee paid 
Examination procedure06.04.2022Examination requested  [2022/33]
18.04.2024Amendment by applicant (claims and/or description)
18.04.2024Date on which the examining division has become responsible
Fees paidRenewal fee
22.07.2022Renewal fee patent year 03
19.07.2023Renewal fee patent year 04
01.08.2024Renewal 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.
Documents cited:Search[XI]WO2018179476  (METAWATER CO LTD [JP]) [X] 7 * figure 1; claim 1 * [I] 1-6;
 [XI]EP3524576  (MIURA KOGYO KK [JP]) [X] 7 * abstract *[I] 1-6
International search[Y]JPS5799385  (TOKYO SHIBAURA ELECTRIC CO) [Y] 1-7 * , claims, page 1, lower right column, line 1 to page 3, lower right column, line 3, fig. 1-3 *;
 [A]JP2004223499  (YAMAMOTO TAKESHI) [A] 1-7 * , claims, paragraphs [0010]-[0016], [0028]-[0050], fig. 1 *;
 [A]JP2005199115  (TOSHIBA CORP) [A] 1-7 * , claims, paragraphs [0028]-[0076], fig. 1-14 *;
 [Y]JP2017127813  (HITACHI LTD) [Y] 1-7 * , claims, paragraphs [0010]-[0124], fig. 1-16 *;
 [A]JP2018202371  (KUBOTA KK) [A] 1-7* , claims, paragraphs [0013]-[0015], [0032]-[0054], fig. 1-5 *
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.