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Extract from the Register of European Patents

EP About this file: EP3496535

EP3496535 - COMPOSITION, SYSTEM, AND METHOD FOR TREATING WATER SYSTEMS [Right-click to bookmark this link]
StatusThe application has been refused
Status updated on  25.06.2021
Database last updated on 03.10.2024
FormerExamination is in progress
Status updated on  11.02.2020
FormerRequest for examination was made
Status updated on  17.05.2019
FormerThe international publication has been made
Status updated on  24.02.2018
Most recent event   Tooltip25.06.2021Refusal of applicationpublished on 28.07.2021  [2021/30]
Applicant(s)For all designated states
NCH Corporation
2727 Chemsearch Blvd.
Irving, Texas 75062 / US
[2019/25]
Inventor(s)01 / DENVIR, Adrian
800 Firestone Ln.
Richardson, TX 75080 / US
02 / EDFORD, James Gregory
2903 Willow Park St.
Richland Hills, TX 76118 / US
03 / DELEGARD, Angela L.
1508 Angelina Bend Dr.
Denton, TX 76205 / US
04 / BOYETTE, Scott M.
2132 Shumard Oak Ln.
Irving, TX 75063 / US
 [2019/25]
Representative(s)Grünecker Patent- und Rechtsanwälte PartG mbB
Leopoldstraße 4
80802 München / DE
[2019/25]
Application number, filing date16913627.205.10.2016
[2019/25]
WO2016US55546
Priority number, dateUS20161523705215.08.2016         Original published format: US201615237052
[2019/25]
Filing languageEN
Procedural languageEN
PublicationType: A1 Application with search report
No.:WO2018034683
Date:22.02.2018
Language:EN
[2018/08]
Type: A1 Application with search report 
No.:EP3496535
Date:19.06.2019
Language:EN
The application published by WIPO in one of the EPO official languages on 22.02.2018 takes the place of the publication of the European patent application.
[2019/25]
Search report(s)International search report - published on:US22.02.2018
(Supplementary) European search report - dispatched on:EP22.05.2019
ClassificationIPC:A01N37/36, B08B7/04, C02F1/00, C02F5/08, C02F11/14, B01D61/12
[2019/25]
CPC:
B01D65/02 (EP,IL); A01N25/00 (IL); A01N37/36 (EP,IL);
A01P1/00 (EP); B01D61/12 (EP,IL); B01D2321/162 (EP,IL);
B01D2321/164 (EP,IL); B01D2321/167 (EP); B01D2321/168 (EP,IL);
C02F2303/16 (EP,IL); C02F2303/20 (EP,IL); C11D2111/20 (EP,IL) (-)
C-Set:
A01N37/36, A01N59/00 (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 [2019/25]
TitleGerman:ZUSAMMENSETZUNG, SYSTEM UND VERFAHREN ZUR BEHANDLUNG VON WASSERSYSTEMEN[2019/25]
English:COMPOSITION, SYSTEM, AND METHOD FOR TREATING WATER SYSTEMS[2019/25]
French:COMPOSITION, SYSTÈME, ET PROCÉDÉ DE TRAITEMENT DE CIRCUITS D'EAU[2019/25]
Entry into regional phase05.03.2019National basic fee paid 
05.03.2019Search fee paid 
05.03.2019Designation fee(s) paid 
05.03.2019Examination fee paid 
Examination procedure05.03.2019Examination requested  [2019/25]
26.11.2019Amendment by applicant (claims and/or description)
14.02.2020Despatch of a communication from the examining division (Time limit: M04)
23.06.2020Reply to a communication from the examining division
01.02.2021Application refused, date of legal effect [2021/30]
01.02.2021Date of oral proceedings
25.02.2021Minutes of oral proceedings despatched
02.03.2021Despatch of communication that the application is refused, reason: substantive examination [2021/30]
Divisional application(s)EP21173378.7
Fees paidRenewal fee
05.03.2019Renewal fee patent year 03
24.10.2019Renewal fee patent year 04
22.10.2020Renewal 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]WO2014155147  (NCH CORP [US]) [X] 1-6 * paragraph [0012] * * claims 1-42 * [I] 1-15;
 [XI]US2015126425  (HENDERSON ECATERINA [US], et al) [X] 1-6 * paragraph [0029] * * claims 1-41 * [I] 1-15;
 [XI]WO2015069684  (NCH CORP [US]) [X] 1-6 * claims 1-41 *[I] 1-15
International search[Y]US3123554  (MURRAY. WB) [Y] 4, 12, 20, 28 * : column 2 lines 25-35 *;
 [A]US2004007255  (LABIB MOHAMED EMAM [US], et al) [A] 1-33* ; entire document *;
 [A]WO2013090569  (SOANE ENERGY LLC [US]) [A] 1-33 * ; entire document *;
 [Y]WO2013163146  (AQUATECH INT CORP [US]) [Y] 22-30 * ; abstract; paragraphs [0009], [0028], [0030], [0037]-[0040], [0048] *;
 [A]US2014263075  (MADSEN DANE H [US], et al) [A] 1-33 * ; entire document *;
 [XY]WO2014155147  (NCH CORP [US]) [X] 1-3, 5-11, 13-19, 21, 31-33 * ; abstract; paragraphs [0012]-[0013], [0016], [0018], [0020], [0024], [0027], [0032]-[0033], [0037], [0040], [0047]; claims 1- * [Y] 4, 12, 20, 22-30
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.