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Extract from the Register of European Patents

EP About this file: EP3998431

EP3998431 - HEAT RECOVERY DEVICE [Right-click to bookmark this link]
StatusThe patent has been granted
Status updated on  16.02.2024
Database last updated on 19.10.2024
FormerGrant of patent is intended
Status updated on  10.10.2023
FormerRequest for examination was made
Status updated on  15.04.2022
FormerThe international publication has been made
Status updated on  18.01.2021
Most recent event   Tooltip18.10.2024Lapse of the patent in a contracting state
New state(s): PT, SM		published on 20.11.2024 [2024/47]
Applicant(s)For all designated states
Mitsubishi Electric Corporation
7-3, Marunouchi 2-chome
Chiyoda-ku
Tokyo 100-8310 / JP
[2022/19]
Inventor(s)01 / NOMURA, Yasumitsu
c/o Mitsubishi Electric Corporation, 7-3,
Marunouchi 2-chome, Chiyoda-ku
Tokyo 100-8310 / JP
02 / SUZUKI, Shunkei
c/o Mitsubishi Electric Corporation, 7-3,
Marunouchi 2-chome, Chiyoda-ku
Tokyo 100-8310 / JP
03 / NAKAZONO, Junichi
c/o Mitsubishi Electric Corporation, 7-3,
Marunouchi 2-chome, Chiyoda-ku
Tokyo 100-8310 / JP
 [2022/19]
Representative(s)Meissner Bolte Partnerschaft mbB
Patentanwälte Rechtsanwälte
Postfach 86 06 24
81633 München / DE
[2024/12]
Former [2022/19]Trinks, Ole
Meissner Bolte Patentanwälte
Rechtsanwälte Partnerschaft mbB
Widenmayerstraße 47
80538 München / DE
Application number, filing date19936640.210.07.2019
[2022/20]
WO2019JP27275
Filing languageJA
Procedural languageEN
PublicationType: A1 Application with search report
No.:WO2021005735
Date:14.01.2021
Language:JA
[2021/02]
Type: A1 Application with search report 
No.:EP3998431
Date:18.05.2022
Language:EN
[2022/20]
Type: B1 Patent specification 
No.:EP3998431
Date:20.03.2024
Language:EN
[2024/12]
Search report(s)International search report - published on:JP14.01.2021
(Supplementary) European search report - dispatched on:EP20.06.2022
ClassificationIPC:F24D11/02, F24H4/04, F24H7/04, F24D19/10
[2023/42]
CPC:
F24D11/0214 (EP); F24D19/1039 (EP); F24H4/04 (EP);
F24H7/04 (EP); F24D2200/123 (EP); F24D2200/16 (EP);
F24D2200/20 (EP); Y02B10/70 (EP) (-)
Former IPC [2022/29]F24D11/02, F24H4/04, F24H7/04
Former IPC [2022/19]F24H1/00
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 [2022/19]
Extension statesBANot yet paid
MENot yet paid
Validation statesKHNot yet paid
MANot yet paid
MDNot yet paid
TNNot yet paid
TitleGerman:WÄRMERÜCKGEWINNUNGSVORRICHTUNG[2022/19]
English:HEAT RECOVERY DEVICE[2022/19]
French:DISPOSITIF DE RÉCUPÉRATION DE CHALEUR[2022/19]
Entry into regional phase29.12.2021Translation filed 
29.12.2021National basic fee paid 
29.12.2021Search fee paid 
29.12.2021Designation fee(s) paid 
29.12.2021Examination fee paid 
Examination procedure29.12.2021Examination requested  [2022/20]
16.01.2023Amendment by applicant (claims and/or description)
16.01.2023Date on which the examining division has become responsible
11.10.2023Communication of intention to grant the patent
08.02.2024Fee for grant paid
08.02.2024Fee for publishing/printing paid
08.02.2024Receipt of the translation of the claim(s)
Fees paidRenewal fee
22.01.2022Renewal fee patent year 03
15.06.2022Renewal fee patent year 04
14.06.2023Renewal 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.
Lapses during opposition  TooltipBG20.03.2024
FI20.03.2024
HR20.03.2024
LT20.03.2024
LV20.03.2024
NL20.03.2024
SE20.03.2024
SM20.03.2024
NO20.06.2024
RS20.06.2024
GR21.06.2024
IS20.07.2024
PT22.07.2024
[2024/47]
Former [2024/46]BG20.03.2024
FI20.03.2024
HR20.03.2024
LT20.03.2024
LV20.03.2024
NL20.03.2024
SE20.03.2024
NO20.06.2024
RS20.06.2024
GR21.06.2024
IS20.07.2024
Former [2024/41]BG20.03.2024
FI20.03.2024
HR20.03.2024
LT20.03.2024
LV20.03.2024
NL20.03.2024
SE20.03.2024
NO20.06.2024
RS20.06.2024
GR21.06.2024
Former [2024/37]BG20.03.2024
FI20.03.2024
HR20.03.2024
LT20.03.2024
LV20.03.2024
SE20.03.2024
NO20.06.2024
RS20.06.2024
GR21.06.2024
Former [2024/36]BG20.03.2024
FI20.03.2024
HR20.03.2024
LT20.03.2024
LV20.03.2024
NO20.06.2024
RS20.06.2024
GR21.06.2024
Former [2024/34]BG20.03.2024
FI20.03.2024
HR20.03.2024
LT20.03.2024
NO20.06.2024
RS20.06.2024
GR21.06.2024
Former [2024/33]LT20.03.2024
NO20.06.2024
Documents cited:Search[XAI]JPH11211270  (MITSUBISHI ELECTRIC CORP) [X] 1,6-9 * paragraphs [0050] - [0053]; figures 4,8,18 * [A] 2-5,10,13-15 [I] 11,12;
 [A]JP2014156987  (RINNAI KK) [A] 1-15* paragraphs [0023] - [0039] - [0052] , [0053]; figure 1 *;
 [A]WO2018193658  (MITSUBISHI ELECTRIC CORP [JP]) [A] 1-15 * paragraphs [0016] - [0029]; figure 1 *
International search[YA]JP2008309410  (TANAKA AKIRA) [Y] 1, 12 * , [0003]-[0004], [0006], [0010] - [0035], [2] * [A] 2-11, 13-16;
 [YA]JP2017194248  (MITSUBISHI ELECTRIC CORP) [Y] 1, 12 * , [0010] - [0018], [0060], [1] * [A] 2-11, 13-16;
 [Y]  - Noboru , Mitsubishi Yuka Engineering Co., Ltd., "Heat storage technology and polymers", High molecular, (19960501), vol. 45, no. 5, doi:10.1295/kobunshi.45.321, ISSN 0454-1138, pages 321 - 325, XP055877937 [Y] 1, 12

DOI:   http://dx.doi.org/10.1295/kobunshi.45.321
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.