blank Quick help
blank Maintenance news

Scheduled maintenance

Regular maintenance outages:
between 05.00 and 05.15 hrs CET (Monday to Sunday).

Other outages
Availability

2022.02.11

More...
blank News flashes

News Flashes

New version of the European Patent Register – SPC proceedings information in the Unitary Patent Register.

2024-07-24

More...
blank Related links

Extract from the Register of European Patents

EP About this file: EP4182606

EP4182606 - A METHOD OF PREVENTING BLOCKAGE OF CIRCULATING BED MATERIAL IN A CIRCULATING FLUIDIZED BED REACTOR ARRANGEMENT [Right-click to bookmark this link]
StatusThe patent has been granted
Status updated on  31.05.2024
Database last updated on 17.09.2024
FormerGrant of patent is intended
Status updated on  21.03.2024
FormerRequest for examination was made
Status updated on  21.04.2023
FormerThe international publication has been made
Status updated on  21.01.2022
Formerunknown
Status updated on  31.07.2020
Most recent event   Tooltip31.05.2024(Expected) grantpublished on 03.07.2024  [2024/27]
Applicant(s)For all designated states
Sumitomo SHI FW Energia Oy
Metsänneidonkuja 10
02130 Espoo / FI
[2023/21]
Inventor(s)01 / KETTUNEN, Ari
79100 Leppävirta / FI
02 / HILTUNEN, Teri
79100 Leppävirta / FI
 [2023/21]
Representative(s)Genip Oy
Heikinkatu 7
48100 Kotka / FI
[2023/21]
Application number, filing date20743614.814.07.2020
[2023/21]
WO2020EP69879
Filing languageEN
Procedural languageEN
PublicationType: A1 Application with search report
No.:WO2022012742
Date:20.01.2022
Language:EN
[2022/03]
Type: A1 Application with search report 
No.:EP4182606
Date:24.05.2023
Language:EN
The application published by WIPO in one of the EPO official languages on 20.01.2022 takes the place of the publication of the European patent application.
[2023/21]
Type: B1 Patent specification 
No.:EP4182606
Date:03.07.2024
Language:EN
[2024/27]
Search report(s)International search report - published on:EP20.01.2022
ClassificationIPC:F23C10/30, F23C10/32, F23N1/00, F23N5/24
[2023/21]
CPC:
F23N1/002 (EP,KR,US); F23C10/32 (EP,KR,US); F23C10/24 (US);
F23C10/30 (EP); F23N5/242 (EP,KR,US); F23C2206/102 (EP,KR,US);
F23C2900/10008 (EP,KR,US); F23G2203/501 (EP,KR); F23N2225/06 (EP,KR,US) (-)
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 [2023/21]  
Extension statesBANot yet paid
MENot yet paid
Validation statesKHNot yet paid
MANot yet paid
MDNot yet paid
TNNot yet paid
TitleGerman:VERFAHREN ZUR VERHINDERUNG DER BLOCKIERUNG VON ZIRKULIERENDEM BETTMATERIAL IN EINER ZIRKULIERENDEN WIRBELSCHICHTREAKTORANORDNUNG[2023/21]
English:A METHOD OF PREVENTING BLOCKAGE OF CIRCULATING BED MATERIAL IN A CIRCULATING FLUIDIZED BED REACTOR ARRANGEMENT[2023/21]
French:PROCÉDÉ DE PRÉVENTION DU BLOCAGE D'UN MATÉRIAU EN LIT CIRCULANT DANS UN AGENCEMENT DE RÉACTEUR À LIT FLUIDISÉ CIRCULANT[2023/21]
Entry into regional phase06.02.2023National basic fee paid 
06.02.2023Designation fee(s) paid 
06.02.2023Examination fee paid 
Examination procedure06.02.2023Amendment by applicant (claims and/or description)
06.02.2023Examination requested  [2023/21]
06.02.2023Date on which the examining division has become responsible
22.03.2024Communication of intention to grant the patent
22.05.2024Fee for grant paid
22.05.2024Fee for publishing/printing paid
22.05.2024Receipt of the translation of the claim(s)
Fees paidRenewal fee
06.02.2023Renewal fee patent year 03
26.07.2023Renewal fee patent year 04
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.
Cited inInternational search[A]JP2005061654  (TSUKISHIMA KIKAI CO);
 [A]KR101879637B  ;
by applicantUS4075953
 US4544375
 EP1075626
 JP4254004B
 JP4443481B
 US8292977
 KR101879637B
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.