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

Italy joins the Federated Register

Click here for more information on the Federated Register.

2025-06-12

More...
blank Related links

Release notes
European Patent Register Assistant
European Patent Register User Manual
European Patent Register – pocket guide
FAQ - European Patent Register
Federated Register (Flyer)
Global Dossier (Flyer)
Register events
Deep link coverage
Federated Register content
The Patent Information Tour
Fair use charter

Extract from the Register of European Patents

EP About this file: EP2948649

EP2948649 - PROCESS FOR CONTROLLING A POWER TURBINE THROTTLE VALVE DURING A SUPERCRITICAL CARBON DIOXIDE RANKINE CYCLE [Right-click to bookmark this link]
StatusNo opposition filed within time limit
Status updated on  08.10.2021
Database last updated on 19.03.2026
FormerThe patent has been granted
Status updated on  30.10.2020
FormerGrant of patent is intended
Status updated on  16.06.2020
Most recent event   Tooltip19.12.2025Lapse of the patent in a contracting state
New state(s): TR		published on 21.01.2026  [2026/04]
Applicant(s)For all designated states
Echogen Power Systems (Delaware), Inc
365 Water Street
Akron OH 44308 / US
[2021/01]
Former [2015/49]For all designated states
Echogen Power Systems LLC
365 Water Street
Akron, Ohio 44308 / US
For all designated states
Bowan, Brett A.
1285 Clifford Drive
Copley, Ohio 44231 / US
Inventor(s)01 / BOWAN, Brett A.
1285 Clifford Drive
Copley, Ohio 44231 / US
 [2015/49]
Representative(s)Salmon, Victoria Beatrice, et al
The IP Asset Partnership Limited
Prama House
267 Banbury Road
Oxford OX2 7HT / GB
[2020/49]
Former [2015/49]Giles, Ashley Simon
Haseltine Lake LLP
Lincoln House, 5th Floor
300 High Holborn
London WC1V 7JH / GB
Application number, filing date14742931.027.01.2014
[2015/49]
WO2014US13170
Priority number, dateUS201361757590P28.01.2013         Original published format: US 201361757590 P
[2015/49]
Filing languageEN
Procedural languageEN
PublicationType: A1 Application with search report
No.:WO2014117074
Date:31.07.2014
Language:EN
[2014/31]
Type: A1 Application with search report 
No.:EP2948649
Date:02.12.2015
Language:EN
The application published by WIPO in one of the EPO official languages on 31.07.2014 takes the place of the publication of the European patent application.
[2015/49]
Type: B1 Patent specification 
No.:EP2948649
Date:02.12.2020
Language:EN
[2020/49]
Type: B8 Corrected title page of specification 
No.:EP2948649
Date:24.02.2021
[2021/08]
Search report(s)International search report - published on:KR31.07.2014
(Supplementary) European search report - dispatched on:EP13.10.2016
ClassificationIPC:F01K23/10, F01K7/32, F01K7/16, F01K25/10, F01K13/02
[2016/46]
CPC:
F01K7/165 (EP,US); F01D13/02 (US); F01D17/00 (US);
F01D17/04 (US); F01D19/00 (US); F01D19/02 (US);
F01D21/00 (US); F01D21/14 (US); F01K13/02 (EP,US);
F01K25/103 (EP,US); F01K7/32 (EP,US) (-)
Former IPC [2015/49]F01K23/10, F01K25/08
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 [2015/49]
Extension statesBANot yet paid
MENot yet paid
TitleGerman:VERFAHREN ZUR STEUERUNG EINER DROSSELKLAPPE EINER NUTZTURBINE WÄHREND EINES ÜBERKRITISCHEM KOHLENDIOXID-RANKINE-KREISLAUFES[2015/49]
English:PROCESS FOR CONTROLLING A POWER TURBINE THROTTLE VALVE DURING A SUPERCRITICAL CARBON DIOXIDE RANKINE CYCLE[2015/49]
French:PROCÉDÉ DE COMMANDE D'UN ROBINET DE DÉBIT D'UNE TURBINE DE TRAVAIL AU COURS D'UN CYCLE DE RANKINE SUPERCRITIQUE AU DIOXYDE DE CARBONE[2015/49]
Entry into regional phase05.08.2015National basic fee paid 
05.08.2015Search fee paid 
05.08.2015Designation fee(s) paid 
05.08.2015Examination fee paid 
Examination procedure05.08.2015Examination requested  [2015/49]
12.05.2017Amendment by applicant (claims and/or description)
17.06.2020Communication of intention to grant the patent
26.10.2020Fee for grant paid
26.10.2020Fee for publishing/printing paid
26.10.2020Receipt of the translation of the claim(s)
Divisional application(s)The date of the Examining Division's first communication in respect of the earliest application for which a communication has been issued is  17.06.2020
Opposition(s)03.09.2021No opposition filed within time limit [2021/45]
Fees paidRenewal fee
28.01.2016Renewal fee patent year 03
30.01.2017Renewal fee patent year 04
07.02.2018Renewal fee patent year 05
31.01.2019Renewal fee patent year 06
28.02.2020Renewal fee patent year 07
Penalty fee
Additional fee for renewal fee
31.01.201805   M06   Fee paid on   07.02.2018
31.01.202007   M06   Fee paid on   28.02.2020
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  TooltipHU27.01.2014
AL02.12.2020
AT02.12.2020
CY02.12.2020
CZ02.12.2020
DK02.12.2020
EE02.12.2020
ES02.12.2020
FI02.12.2020
HR02.12.2020
IT02.12.2020
LT02.12.2020
LV02.12.2020
MC02.12.2020
MK02.12.2020
MT02.12.2020
NL02.12.2020
PL02.12.2020
RO02.12.2020
RS02.12.2020
SE02.12.2020
SI02.12.2020
SK02.12.2020
SM02.12.2020
TR02.12.2020
IE27.01.2021
LU27.01.2021
BE31.01.2021
CH31.01.2021
LI31.01.2021
BG02.03.2021
NO02.03.2021
GR03.03.2021
IS02.04.2021
PT05.04.2021
[2026/04]
Former [2024/41]HU27.01.2014
AL02.12.2020
AT02.12.2020
CY02.12.2020
CZ02.12.2020
DK02.12.2020
EE02.12.2020
ES02.12.2020
FI02.12.2020
HR02.12.2020
IT02.12.2020
LT02.12.2020
LV02.12.2020
MC02.12.2020
MK02.12.2020
MT02.12.2020
NL02.12.2020
PL02.12.2020
RO02.12.2020
RS02.12.2020
SE02.12.2020
SI02.12.2020
SK02.12.2020
SM02.12.2020
IE27.01.2021
LU27.01.2021
BE31.01.2021
CH31.01.2021
LI31.01.2021
BG02.03.2021
NO02.03.2021
GR03.03.2021
IS02.04.2021
PT05.04.2021
Former [2024/22]HU27.01.2014
AL02.12.2020
AT02.12.2020
CY02.12.2020
CZ02.12.2020
DK02.12.2020
EE02.12.2020
ES02.12.2020
FI02.12.2020
HR02.12.2020
IT02.12.2020
LT02.12.2020
LV02.12.2020
MC02.12.2020
MK02.12.2020
NL02.12.2020
PL02.12.2020
RO02.12.2020
RS02.12.2020
SE02.12.2020
SI02.12.2020
SK02.12.2020
SM02.12.2020
IE27.01.2021
LU27.01.2021
BE31.01.2021
CH31.01.2021
LI31.01.2021
BG02.03.2021
NO02.03.2021
GR03.03.2021
IS02.04.2021
PT05.04.2021
Former [2023/30]HU27.01.2014
AL02.12.2020
AT02.12.2020
CY02.12.2020
CZ02.12.2020
DK02.12.2020
EE02.12.2020
ES02.12.2020
FI02.12.2020
HR02.12.2020
IT02.12.2020
LT02.12.2020
LV02.12.2020
MC02.12.2020
NL02.12.2020
PL02.12.2020
RO02.12.2020
RS02.12.2020
SE02.12.2020
SI02.12.2020
SK02.12.2020
SM02.12.2020
IE27.01.2021
LU27.01.2021
BE31.01.2021
CH31.01.2021
LI31.01.2021
BG02.03.2021
NO02.03.2021
GR03.03.2021
IS02.04.2021
PT05.04.2021
Former [2023/27]HU27.01.2014
AL02.12.2020
AT02.12.2020
CZ02.12.2020
DK02.12.2020
EE02.12.2020
ES02.12.2020
FI02.12.2020
HR02.12.2020
IT02.12.2020
LT02.12.2020
LV02.12.2020
MC02.12.2020
NL02.12.2020
PL02.12.2020
RO02.12.2020
RS02.12.2020
SE02.12.2020
SI02.12.2020
SK02.12.2020
SM02.12.2020
IE27.01.2021
LU27.01.2021
BE31.01.2021
CH31.01.2021
LI31.01.2021
BG02.03.2021
NO02.03.2021
GR03.03.2021
IS02.04.2021
PT05.04.2021
Former [2022/34]AL02.12.2020
AT02.12.2020
CZ02.12.2020
DK02.12.2020
EE02.12.2020
ES02.12.2020
FI02.12.2020
HR02.12.2020
IT02.12.2020
LT02.12.2020
LV02.12.2020
MC02.12.2020
NL02.12.2020
PL02.12.2020
RO02.12.2020
RS02.12.2020
SE02.12.2020
SI02.12.2020
SK02.12.2020
SM02.12.2020
IE27.01.2021
LU27.01.2021
BE31.01.2021
CH31.01.2021
LI31.01.2021
BG02.03.2021
NO02.03.2021
GR03.03.2021
IS02.04.2021
PT05.04.2021
Former [2022/23]AL02.12.2020
AT02.12.2020
CZ02.12.2020
DK02.12.2020
EE02.12.2020
ES02.12.2020
FI02.12.2020
HR02.12.2020
IT02.12.2020
LT02.12.2020
LV02.12.2020
MC02.12.2020
NL02.12.2020
PL02.12.2020
RO02.12.2020
RS02.12.2020
SE02.12.2020
SI02.12.2020
SK02.12.2020
SM02.12.2020
IE27.01.2021
LU27.01.2021
CH31.01.2021
LI31.01.2021
BG02.03.2021
NO02.03.2021
GR03.03.2021
IS02.04.2021
PT05.04.2021
Former [2022/10]AL02.12.2020
AT02.12.2020
CZ02.12.2020
DK02.12.2020
EE02.12.2020
ES02.12.2020
FI02.12.2020
HR02.12.2020
IT02.12.2020
LT02.12.2020
LV02.12.2020
MC02.12.2020
NL02.12.2020
PL02.12.2020
RO02.12.2020
RS02.12.2020
SE02.12.2020
SI02.12.2020
SK02.12.2020
SM02.12.2020
IE27.01.2021
LU27.01.2021
CH31.01.2021
LI31.01.2021
BG02.03.2021
NO02.03.2021
GR03.03.2021
PT05.04.2021
Former [2022/07]AL02.12.2020
AT02.12.2020
CZ02.12.2020
DK02.12.2020
EE02.12.2020
ES02.12.2020
FI02.12.2020
HR02.12.2020
IT02.12.2020
LT02.12.2020
LV02.12.2020
MC02.12.2020
NL02.12.2020
PL02.12.2020
RO02.12.2020
RS02.12.2020
SE02.12.2020
SI02.12.2020
SK02.12.2020
SM02.12.2020
IE27.01.2021
LU27.01.2021
CH31.01.2021
LI31.01.2021
BG02.03.2021
NO02.03.2021
GR03.03.2021
IS02.04.2021
PT05.04.2021
Former [2021/52]AL02.12.2020
AT02.12.2020
CZ02.12.2020
DK02.12.2020
EE02.12.2020
ES02.12.2020
FI02.12.2020
HR02.12.2020
IT02.12.2020
LT02.12.2020
LV02.12.2020
MC02.12.2020
NL02.12.2020
PL02.12.2020
RO02.12.2020
RS02.12.2020
SE02.12.2020
SI02.12.2020
SK02.12.2020
SM02.12.2020
LU27.01.2021
CH31.01.2021
LI31.01.2021
BG02.03.2021
NO02.03.2021
GR03.03.2021
IS02.04.2021
PT05.04.2021
Former [2021/51]AL02.12.2020
AT02.12.2020
CZ02.12.2020
DK02.12.2020
EE02.12.2020
ES02.12.2020
FI02.12.2020
HR02.12.2020
IT02.12.2020
LT02.12.2020
LV02.12.2020
MC02.12.2020
NL02.12.2020
PL02.12.2020
RO02.12.2020
RS02.12.2020
SE02.12.2020
SI02.12.2020
SK02.12.2020
SM02.12.2020
LU27.01.2021
BG02.03.2021
NO02.03.2021
GR03.03.2021
IS02.04.2021
PT05.04.2021
Former [2021/49]AL02.12.2020
AT02.12.2020
CZ02.12.2020
DK02.12.2020
EE02.12.2020
FI02.12.2020
HR02.12.2020
IT02.12.2020
LT02.12.2020
LV02.12.2020
MC02.12.2020
NL02.12.2020
PL02.12.2020
RO02.12.2020
RS02.12.2020
SE02.12.2020
SI02.12.2020
SK02.12.2020
SM02.12.2020
LU27.01.2021
BG02.03.2021
NO02.03.2021
GR03.03.2021
IS02.04.2021
PT05.04.2021
Former [2021/48]AL02.12.2020
AT02.12.2020
CZ02.12.2020
EE02.12.2020
FI02.12.2020
HR02.12.2020
IT02.12.2020
LT02.12.2020
LV02.12.2020
MC02.12.2020
NL02.12.2020
PL02.12.2020
RO02.12.2020
RS02.12.2020
SE02.12.2020
SK02.12.2020
SM02.12.2020
LU27.01.2021
BG02.03.2021
NO02.03.2021
GR03.03.2021
IS02.04.2021
PT05.04.2021
Former [2021/45]AL02.12.2020
AT02.12.2020
CZ02.12.2020
EE02.12.2020
FI02.12.2020
HR02.12.2020
LT02.12.2020
LV02.12.2020
MC02.12.2020
NL02.12.2020
PL02.12.2020
RO02.12.2020
RS02.12.2020
SE02.12.2020
SK02.12.2020
SM02.12.2020
LU27.01.2021
BG02.03.2021
NO02.03.2021
GR03.03.2021
IS02.04.2021
PT05.04.2021
Former [2021/43]AT02.12.2020
CZ02.12.2020
EE02.12.2020
FI02.12.2020
HR02.12.2020
LT02.12.2020
LV02.12.2020
MC02.12.2020
NL02.12.2020
PL02.12.2020
RO02.12.2020
RS02.12.2020
SE02.12.2020
SK02.12.2020
SM02.12.2020
LU27.01.2021
BG02.03.2021
NO02.03.2021
GR03.03.2021
IS02.04.2021
PT05.04.2021
Former [2021/42]AT02.12.2020
CZ02.12.2020
EE02.12.2020
FI02.12.2020
HR02.12.2020
LT02.12.2020
LV02.12.2020
MC02.12.2020
NL02.12.2020
PL02.12.2020
RO02.12.2020
RS02.12.2020
SE02.12.2020
SK02.12.2020
SM02.12.2020
BG02.03.2021
NO02.03.2021
GR03.03.2021
IS02.04.2021
PT05.04.2021
Former [2021/41]AT02.12.2020
CZ02.12.2020
EE02.12.2020
FI02.12.2020
HR02.12.2020
LT02.12.2020
LV02.12.2020
MC02.12.2020
NL02.12.2020
PL02.12.2020
RO02.12.2020
RS02.12.2020
SE02.12.2020
SK02.12.2020
SM02.12.2020
BG02.03.2021
NO02.03.2021
GR03.03.2021
PT05.04.2021
Former [2021/37]AT02.12.2020
CZ02.12.2020
EE02.12.2020
FI02.12.2020
HR02.12.2020
LT02.12.2020
LV02.12.2020
NL02.12.2020
PL02.12.2020
RO02.12.2020
RS02.12.2020
SE02.12.2020
SK02.12.2020
SM02.12.2020
BG02.03.2021
NO02.03.2021
GR03.03.2021
PT05.04.2021
Former [2021/36]CZ02.12.2020
EE02.12.2020
FI02.12.2020
HR02.12.2020
LT02.12.2020
LV02.12.2020
NL02.12.2020
PL02.12.2020
RO02.12.2020
RS02.12.2020
SE02.12.2020
SK02.12.2020
SM02.12.2020
BG02.03.2021
NO02.03.2021
GR03.03.2021
PT05.04.2021
Former [2021/35]CZ02.12.2020
FI02.12.2020
HR02.12.2020
LT02.12.2020
LV02.12.2020
NL02.12.2020
PL02.12.2020
RO02.12.2020
RS02.12.2020
SE02.12.2020
SK02.12.2020
SM02.12.2020
BG02.03.2021
NO02.03.2021
GR03.03.2021
PT05.04.2021
Former [2021/34]CZ02.12.2020
FI02.12.2020
HR02.12.2020
LT02.12.2020
LV02.12.2020
NL02.12.2020
PL02.12.2020
RS02.12.2020
SE02.12.2020
SM02.12.2020
BG02.03.2021
NO02.03.2021
GR03.03.2021
PT05.04.2021
Former [2021/33]FI02.12.2020
HR02.12.2020
LT02.12.2020
LV02.12.2020
NL02.12.2020
PL02.12.2020
RS02.12.2020
SE02.12.2020
SM02.12.2020
BG02.03.2021
NO02.03.2021
GR03.03.2021
PT05.04.2021
Former [2021/32]FI02.12.2020
HR02.12.2020
LV02.12.2020
NL02.12.2020
PL02.12.2020
RS02.12.2020
SE02.12.2020
SM02.12.2020
BG02.03.2021
NO02.03.2021
GR03.03.2021
Former [2021/30]FI02.12.2020
HR02.12.2020
LV02.12.2020
NL02.12.2020
PL02.12.2020
RS02.12.2020
SE02.12.2020
BG02.03.2021
NO02.03.2021
GR03.03.2021
Former [2021/28]FI02.12.2020
HR02.12.2020
LV02.12.2020
PL02.12.2020
RS02.12.2020
SE02.12.2020
BG02.03.2021
NO02.03.2021
GR03.03.2021
Former [2021/25]FI02.12.2020
LV02.12.2020
PL02.12.2020
RS02.12.2020
SE02.12.2020
BG02.03.2021
NO02.03.2021
GR03.03.2021
Former [2021/24]FI02.12.2020
LV02.12.2020
RS02.12.2020
SE02.12.2020
BG02.03.2021
NO02.03.2021
GR03.03.2021
Former [2021/23]FI02.12.2020
LV02.12.2020
RS02.12.2020
SE02.12.2020
NO02.03.2021
GR03.03.2021
Former [2021/22]FI02.12.2020
RS02.12.2020
NO02.03.2021
Former [2021/20]FI02.12.2020
Documents cited:Search[Y] US2010156112  (HELD TIMOTHY J et al.) [Y] 1-14 * paragraphs [0022] , [0023]; figure 1A * * paragraphs [0032] - [0039] *
 [Y] US4178762  (BINSTOCK MORTON H et al.) [Y] 1-14 * column 4, line 30 - column 5, line 18; figure 1 *
 [Y] US2011304155  (HOFFMANN JUERGEN et al.) [Y] 1,14 * paragraphs [0027] - [0041]; figures 1-4 *
 [Y] US4071897  (GROVES JR CHARLES L et al.) [Y] 1,14 * column 4, line 7 - column 7, line 9; figures 1,2 *
 [A] US2004107700  (MCCLANAHAN TIMMONS S et al.) [A] 1-14 * the whole document *
International search[A] US2012047892  (HELD TIMOTHY JAMES et al.)
 [A] US2013019597  (KALINA ALEXANDER I et al.)
 [A] JP2006037760  (SANDEN CORP et al.) [A]
 [A] US2004088992  (BRASZ JOOST J et al.) [A]
 [A] EP1998013  (TURBODEN SRL et al.) [A]
by applicantUS2010156112
 US4178762
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.