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Extract from the Register of European Patents

EP About this file: EP3999738

EP3999738 - MULTI-MODE SUBTERRANEAN ENERGY SYSTEM [Right-click to bookmark this link]
StatusNo opposition filed within time limit
Status updated on  26.07.2024
Database last updated on 09.04.2026
FormerThe patent has been granted
Status updated on  18.08.2023
FormerGrant of patent is intended
Status updated on  16.04.2023
FormerRequest for examination was made
Status updated on  22.04.2022
FormerThe international publication has been made
Status updated on  29.01.2021
Formerunknown
Status updated on  10.08.2020
Most recent event   Tooltip13.03.2026Lapse of the patent in a contracting state
New state(s): HU		published on 15.04.2026 [2026/16]
Applicant(s)For all designated states
Gudesen, Hans Gude
Hans Petters vei 7
1639 Gamle Fredrikstad / NO
[2022/21]
Inventor(s)01 / see applicant
...
 [2022/21]
Representative(s)Acapo AS
Edvard Griegs vei 1
5059 Bergen / NO
[2023/38]
Former [2022/21]Acapo AS
P.O. Box 1880 Nordnes
5817 Bergen / NO
Application number, filing date20749980.710.07.2020
[2022/21]
WO2020NO50195
Priority number, dateNO2019000091119.07.2019         Original published format: NO 20190911
[2022/21]
Filing languageEN
Procedural languageEN
PublicationType: A1 Application with search report
No.:WO2021015624
Date:28.01.2021
Language:EN
[2021/04]
Type: A1 Application with search report 
No.:EP3999738
Date:25.05.2022
Language:EN
The application published by WIPO in one of the EPO official languages on 28.01.2021 takes the place of the publication of the European patent application.
[2022/21]
Type: B1 Patent specification 
No.:EP3999738
Date:20.09.2023
Language:EN
[2023/38]
Search report(s)International search report - published on:EP28.01.2021
ClassificationIPC:F03B13/06, F24T10/20, F03B3/10, F03B13/02
[2022/21]
CPC:
F03B13/06 (EP,NO,US); E02B9/02 (NO,US); F03B15/02 (US);
F03B3/10 (EP,US); F24T10/20 (EP); H02K7/1823 (US);
F03B13/02 (EP); F05B2220/20 (US); F05B2270/506 (EP);
Y02E10/10 (EP); Y02E10/20 (NO) (-)
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 [2022/21]
Extension statesBANot yet paid
MENot yet paid
Validation statesKHNot yet paid
MANot yet paid
MDNot yet paid
TNNot yet paid
TitleGerman:UNTERIRDISCHES MULTIMODALES ENERGIESYSTEM[2022/21]
English:MULTI-MODE SUBTERRANEAN ENERGY SYSTEM[2022/21]
French:SYSTÈME D'ÉNERGIE SOUTERRAINE MULTIMODE[2022/21]
Entry into regional phase08.02.2022National basic fee paid 
08.02.2022Designation fee(s) paid 
08.02.2022Examination fee paid 
Examination procedure08.02.2022Examination requested  [2022/21]
08.02.2022Date on which the examining division has become responsible
17.04.2023Communication of intention to grant the patent
11.08.2023Fee for grant paid
11.08.2023Fee for publishing/printing paid
11.08.2023Receipt of the translation of the claim(s)
Opposition(s)21.06.2024No opposition filed within time limit [2024/35]
Fees paidRenewal fee
08.02.2022Renewal fee patent year 03
06.06.2023Renewal 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.
Lapses during opposition  TooltipCY10.07.2020
HU10.07.2020
AT20.09.2023
BG20.09.2023
CZ20.09.2023
DK20.09.2023
EE20.09.2023
ES20.09.2023
FI20.09.2023
HR20.09.2023
IT20.09.2023
LT20.09.2023
LV20.09.2023
MC20.09.2023
NL20.09.2023
PL20.09.2023
RO20.09.2023
RS20.09.2023
SE20.09.2023
SI20.09.2023
SK20.09.2023
SM20.09.2023
NO20.12.2023
GR21.12.2023
IS20.01.2024
PT22.01.2024
[2026/16]
Former [2025/51]CY10.07.2020
AT20.09.2023
BG20.09.2023
CZ20.09.2023
DK20.09.2023
EE20.09.2023
ES20.09.2023
FI20.09.2023
HR20.09.2023
IT20.09.2023
LT20.09.2023
LV20.09.2023
MC20.09.2023
NL20.09.2023
PL20.09.2023
RO20.09.2023
RS20.09.2023
SE20.09.2023
SI20.09.2023
SK20.09.2023
SM20.09.2023
NO20.12.2023
GR21.12.2023
IS20.01.2024
PT22.01.2024
Former [2025/11]AT20.09.2023
BG20.09.2023
CZ20.09.2023
DK20.09.2023
EE20.09.2023
ES20.09.2023
FI20.09.2023
HR20.09.2023
IT20.09.2023
LT20.09.2023
LV20.09.2023
MC20.09.2023
NL20.09.2023
PL20.09.2023
RO20.09.2023
RS20.09.2023
SE20.09.2023
SI20.09.2023
SK20.09.2023
SM20.09.2023
NO20.12.2023
GR21.12.2023
IS20.01.2024
PT22.01.2024
Former [2024/51]AT20.09.2023
BG20.09.2023
CZ20.09.2023
DK20.09.2023
EE20.09.2023
ES20.09.2023
FI20.09.2023
HR20.09.2023
IT20.09.2023
LT20.09.2023
LV20.09.2023
NL20.09.2023
PL20.09.2023
RO20.09.2023
RS20.09.2023
SE20.09.2023
SI20.09.2023
SK20.09.2023
SM20.09.2023
NO20.12.2023
GR21.12.2023
IS20.01.2024
PT22.01.2024
Former [2024/49]AT20.09.2023
CZ20.09.2023
DK20.09.2023
EE20.09.2023
ES20.09.2023
FI20.09.2023
HR20.09.2023
IT20.09.2023
LT20.09.2023
LV20.09.2023
NL20.09.2023
PL20.09.2023
RO20.09.2023
RS20.09.2023
SE20.09.2023
SI20.09.2023
SK20.09.2023
SM20.09.2023
NO20.12.2023
GR21.12.2023
IS20.01.2024
PT22.01.2024
Former [2024/33]AT20.09.2023
CZ20.09.2023
DK20.09.2023
EE20.09.2023
ES20.09.2023
FI20.09.2023
HR20.09.2023
IT20.09.2023
LT20.09.2023
LV20.09.2023
NL20.09.2023
PL20.09.2023
RO20.09.2023
RS20.09.2023
SE20.09.2023
SK20.09.2023
SM20.09.2023
NO20.12.2023
GR21.12.2023
IS20.01.2024
PT22.01.2024
Former [2024/26]AT20.09.2023
CZ20.09.2023
EE20.09.2023
ES20.09.2023
FI20.09.2023
HR20.09.2023
IT20.09.2023
LT20.09.2023
LV20.09.2023
NL20.09.2023
PL20.09.2023
RO20.09.2023
RS20.09.2023
SE20.09.2023
SK20.09.2023
SM20.09.2023
NO20.12.2023
GR21.12.2023
IS20.01.2024
PT22.01.2024
Former [2024/23]AT20.09.2023
CZ20.09.2023
EE20.09.2023
ES20.09.2023
FI20.09.2023
HR20.09.2023
LT20.09.2023
LV20.09.2023
NL20.09.2023
RO20.09.2023
RS20.09.2023
SE20.09.2023
SK20.09.2023
SM20.09.2023
NO20.12.2023
GR21.12.2023
IS20.01.2024
PT22.01.2024
Former [2024/20]FI20.09.2023
HR20.09.2023
LT20.09.2023
LV20.09.2023
NL20.09.2023
RS20.09.2023
SE20.09.2023
SM20.09.2023
NO20.12.2023
GR21.12.2023
IS20.01.2024
Former [2024/14]FI20.09.2023
HR20.09.2023
LT20.09.2023
LV20.09.2023
NL20.09.2023
RS20.09.2023
SE20.09.2023
NO20.12.2023
GR21.12.2023
Former [2024/10]FI20.09.2023
HR20.09.2023
LT20.09.2023
LV20.09.2023
RS20.09.2023
SE20.09.2023
NO20.12.2023
GR21.12.2023
Former [2024/09]FI20.09.2023
LT20.09.2023
SE20.09.2023
NO20.12.2023
GR21.12.2023
Former [2024/08]LT20.09.2023
NO20.12.2023
GR21.12.2023
Cited inInternational search[A] CN102261299  
 [A] US2011233937  (RILEY WILLIAM et al.) [A] 1-8 * paragraphs [0050] - [0054] * * page 4 *
 [A] JP2016065492  (TANIGUCHI KINZOKU NETSUSHORI KOGYOSHO:KK et al.) [A] 1-8 * paragraphs [0004] , [0044] - [0054] * * figure 2 *
 [A] US4282444  (RAMER JAMES L et al.) [A] 1-8 * paragraphs [0001] , [0021] - [0023] - [0048] , [0049] * * figure 2 *
by applicant  GRANT FERGUSON: "Deep Injection of Waste Water in the Western Canada Sedimentary Basin", GROUNDWATER, vol. 53, March 2015 (2015-03-01), pages 187 - 194
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.