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Extract from the Register of European Patents

EP About this file: EP3779133

EP3779133 - MODULAR OXYGEN GENERATOR [Right-click to bookmark this link]
StatusNo opposition filed within time limit
Status updated on  24.05.2024
Database last updated on 28.03.2026
FormerThe patent has been granted
Status updated on  16.06.2023
FormerGrant of patent is intended
Status updated on  26.01.2023
FormerRequest for examination was made
Status updated on  06.01.2023
FormerGrant of patent is intended
Status updated on  05.09.2022
FormerRequest for examination was made
Status updated on  15.01.2021
FormerThe international publication has been made
Status updated on  12.10.2019
Most recent event   Tooltip05.09.2025Lapse of the patent in a contracting state
New state(s): HU		published on 08.10.2025  [2025/41]
Applicant(s)For all designated states
PURITECH Co., Ltd
10, Manjeongdang-gil 97beon-gil
Yeomchi-eup
Asan-si, Chungcheongnam-do 31449 / KR
[2022/40]
Former [2022/18]For all designated states
PURITECH Co., Ltd
10, Manjeongdang-gil 97beon-gil
Yeomchi-eup
Asan-si, Chungcheongnam-do / KR
Former [2021/07]For all designated states
Hong, Seung Hun
114-502, 460, Hoseo-ro
Baebang-eup
Asan-si, Chungcheongnam-do 31495 / KR
Inventor(s)01 / HONG, Seung Hun
114-502, 460, Hoseo-ro
Baebang-eup Asan-si Chungcheongnam-do 31495 / KR
 [2022/18]
Former [2021/07]01 / see applicant
...
Representative(s)Schmitt-Nilson Schraud Waibel Wohlfrom Patentanwälte Partnerschaft mbB
Pelkovenstraße 143
80992 München / DE
[2021/07]
Application number, filing date18913821.705.04.2018
[2021/07]
WO2018KR04021
Filing languageKO
Procedural languageEN
PublicationType: A1 Application with search report
No.:WO2019194332
Date:10.10.2019
Language:KO
[2019/41]
Type: A1 Application with search report 
No.:EP3779133
Date:17.02.2021
Language:EN
[2021/07]
Type: B1 Patent specification 
No.:EP3779133
Date:19.07.2023
Language:EN
[2023/29]
Search report(s)International search report - published on:KR10.10.2019
(Supplementary) European search report - dispatched on:EP06.12.2021
ClassificationIPC:F01K23/06, C01B13/02, B01D53/047
[2021/07]
CPC:
B01D53/0407 (EP); B01D53/0446 (EP,US); B01D53/0462 (EP);
B01D53/047 (US); C01B13/0259 (EP,US); B01D2253/108 (EP);
B01D2256/12 (EP,US); B01D2257/102 (EP,US); B01D2259/40088 (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 [2021/07]  
Extension statesBANot yet paid
MENot yet paid
Validation statesKHNot yet paid
MANot yet paid
MDNot yet paid
TNNot yet paid
TitleGerman:MODULARER SAUERSTOFFGENERATOR[2021/07]
English:MODULAR OXYGEN GENERATOR[2021/07]
French:GÉNÉRATEUR D'OXYGÈNE MODULAIRE[2021/07]
Entry into regional phase29.09.2020Translation filed 
29.09.2020National basic fee paid 
29.09.2020Search fee paid 
29.09.2020Designation fee(s) paid 
29.09.2020Examination fee paid 
Examination procedure29.09.2020Examination requested  [2021/07]
04.07.2022Amendment by applicant (claims and/or description)
06.09.2022Communication of intention to grant the patent
05.01.2023Disapproval of the communication of intention to grant the patent by the applicant or resumption of examination proceedings by the EPO
27.01.2023Communication of intention to grant the patent
01.06.2023Fee for grant paid
01.06.2023Fee for publishing/printing paid
02.06.2023Receipt of the translation of the claim(s)
Opposition(s)22.04.2024No opposition filed within time limit [2024/26]
Fees paidRenewal fee
29.09.2020Renewal fee patent year 03
27.04.2021Renewal fee patent year 04
29.04.2022Renewal fee patent year 05
28.04.2023Renewal fee patent year 06
Opt-out from the exclusive  Tooltip
competence of the Unified
Patent Court		 See the Register of the Unified Patent Court for opt-out data
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  TooltipCY05.04.2018
HU05.04.2018
CZ19.07.2023
ES19.07.2023
HR19.07.2023
MC19.07.2023
PL19.07.2023
RO19.07.2023
RS19.07.2023
SK19.07.2023
SM19.07.2023
GR20.10.2023
IS19.11.2023
GB05.04.2024
IE05.04.2024
[2025/41]
Former [2025/37]CY05.04.2018
CZ19.07.2023
ES19.07.2023
HR19.07.2023
MC19.07.2023
PL19.07.2023
RO19.07.2023
RS19.07.2023
SK19.07.2023
SM19.07.2023
GR20.10.2023
IS19.11.2023
GB05.04.2024
IE05.04.2024
Former [2025/22]CZ19.07.2023
ES19.07.2023
HR19.07.2023
MC19.07.2023
PL19.07.2023
RO19.07.2023
RS19.07.2023
SK19.07.2023
SM19.07.2023
GR20.10.2023
IS19.11.2023
GB05.04.2024
IE05.04.2024
Former [2025/09]CZ19.07.2023
ES19.07.2023
HR19.07.2023
MC19.07.2023
PL19.07.2023
RO19.07.2023
RS19.07.2023
SK19.07.2023
SM19.07.2023
GR20.10.2023
IS19.11.2023
GB05.04.2024
Former [2024/52]CZ19.07.2023
ES19.07.2023
HR19.07.2023
MC19.07.2023
PL19.07.2023
RO19.07.2023
RS19.07.2023
SK19.07.2023
SM19.07.2023
GR20.10.2023
IS19.11.2023
Former [2024/23]CZ19.07.2023
ES19.07.2023
HR19.07.2023
PL19.07.2023
RO19.07.2023
RS19.07.2023
SK19.07.2023
SM19.07.2023
GR20.10.2023
IS19.11.2023
Former [2024/20]HR19.07.2023
PL19.07.2023
RS19.07.2023
SM19.07.2023
GR20.10.2023
IS19.11.2023
Former [2024/10]HR19.07.2023
PL19.07.2023
RS19.07.2023
GR20.10.2023
IS19.11.2023
Former [2024/09]GR20.10.2023
IS19.11.2023
Documents cited:Search[XI] US2005005771  (LOMAX FRANKLIN D et al.) [X] 1 * abstract * * paragraphs [0002] , [0 25] - [0030] *[I] 2-11
 [XI] US2008184890  (LOMAX FRANKLIN D et al.) [X] 1 * abstract * * paragraphs [0005] , [0 26] - [0037] *[I] 2-11
 [XI] US2017113173  (FOWLER TRACY A et al.) [X] 1 * abstract * * paragraphs [0045] - [0057] *[I] 2-11
International search[Y] KR20110019022  (NK CO LTD et al.) [Y] 1-11 * See paragraphs [0017]-[0026]; and figures 1, 4. *
 [Y] KR20040094515  (DOUNET COM et al.) [Y] 1-11 * See page 4, lines 13-61: and figures 1-4, 7-9. *
 [A] KR200359140   [A] 1-11 * See page 3, line 28-page 4, line 10; and figure 1. *
 [A] KR20060009991  (C & S CO LTD et al.) [A] 1-11 * See paragraphs [0038]-[0050]; and figures 3-8. *
 [A] US2008047426  (DOLENSKY JOSEPH T et al.) [A] 1-11 * See paragraphs [0043]-[0066], [0073]-[0077]; and figures 1, 5A-5B. *
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.