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Extract from the Register of European Patents

EP About this file: EP3183944

EP3183944 - SYSTEM AND METHOD FOR CONTROLLING PLASMA MAGNETIC FIELD [Right-click to bookmark this link]
StatusNo opposition filed within time limit
Status updated on  09.08.2019
Database last updated on 15.05.2024
FormerThe patent has been granted
Status updated on  31.08.2018
FormerGrant of patent is intended
Status updated on  11.04.2018
FormerRequest for examination was made
Status updated on  26.05.2017
FormerThe international publication has been made
Status updated on  25.01.2017
Most recent event   Tooltip08.07.2022Lapse of the patent in a contracting state
New state(s): MK		published on 10.08.2022  [2022/32]
Applicant(s)For all designated states
General Fusion, Inc.
108-3680 Bonneville Place
Burnaby, British Columbia V3N 4T5 / CA
[2017/26]
Inventor(s)01 / ZINDLER, Ryan Walter
12479 79A Avenue
Surrey, British Columbia V3W 8L4 / CA
02 / FRASER, Jonathan Damian
4963 Rupert Street
Vancouver, British Columbia V5R 2J6 / CA
 [2017/26]
Representative(s)Barker Brettell LLP
100 Hagley Road
Edgbaston
Birmingham B16 8QQ / GB
[2018/40]
Former [2017/26]Patel, Binesh
Barker Brettell LLP
100 Hagley Road
Edgbaston
Birmingham West Midlands
B16 8QQ / GB
Application number, filing date15833596.818.08.2015
[2017/26]
WO2015CA50784
Priority number, dateUS201462039191P19.08.2014         Original published format: US 201462039191 P
[2017/26]
Filing languageEN
Procedural languageEN
PublicationType: A1 Application with search report
No.:WO2016026040
Date:25.02.2016
Language:EN
[2016/08]
Type: A1 Application with search report 
No.:EP3183944
Date:28.06.2017
Language:EN
The application published by WIPO in one of the EPO official languages on 25.02.2016 takes the place of the publication of the European patent application.
[2017/26]
Type: B1 Patent specification 
No.:EP3183944
Date:03.10.2018
Language:EN
[2018/40]
Search report(s)International search report - published on:CA25.02.2016
(Supplementary) European search report - dispatched on:EP05.12.2017
ClassificationIPC:H05H1/00, G21B1/05, G21B1/21
[2018/01]
CPC:
G21B1/057 (EP,US); G21B1/21 (EP,KR,US); H05H1/04 (US);
G01R19/0061 (US); G01R33/028 (US); H05H1/00 (RU);
H05H1/0087 (US); Y02E30/10 (EP,US) (-)
Former IPC [2017/26]H05H1/00
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 [2017/26]
Extension statesBANot yet paid
MENot yet paid
Validation statesMANot yet paid
TitleGerman:SYSTEM UND VERFAHREN ZUR STEUERUNG EINES PLASMAMAGNETFELDS[2017/26]
English:SYSTEM AND METHOD FOR CONTROLLING PLASMA MAGNETIC FIELD[2017/26]
French:SYSTÈME ET PROCÉDÉ DE COMMANDE D'UN CHAMP MAGNÉTIQUE DE PLASMA[2017/26]
Entry into regional phase25.01.2017National basic fee paid 
25.01.2017Search fee paid 
25.01.2017Designation fee(s) paid 
25.01.2017Examination fee paid 
Examination procedure25.01.2017Examination requested  [2017/26]
25.01.2017Date on which the examining division has become responsible
22.01.2018Amendment by applicant (claims and/or description)
12.04.2018Communication of intention to grant the patent
07.08.2018Fee for grant paid
07.08.2018Fee for publishing/printing paid
07.08.2018Receipt of the translation of the claim(s)
Opposition(s)04.07.2019No opposition filed within time limit [2019/37]
Fees paidRenewal fee
28.08.2017Renewal fee patent year 03
27.08.2018Renewal 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  TooltipHU18.08.2015
AL03.10.2018
AT03.10.2018
CY03.10.2018
CZ03.10.2018
DK03.10.2018
EE03.10.2018
ES03.10.2018
FI03.10.2018
HR03.10.2018
IT03.10.2018
LT03.10.2018
LV03.10.2018
MC03.10.2018
MK03.10.2018
MT03.10.2018
NL03.10.2018
PL03.10.2018
RO03.10.2018
RS03.10.2018
SE03.10.2018
SI03.10.2018
SK03.10.2018
SM03.10.2018
TR03.10.2018
BG03.01.2019
NO03.01.2019
GR04.01.2019
IS03.02.2019
PT03.02.2019
[2022/32]
Former [2021/34]HU18.08.2015
AL03.10.2018
AT03.10.2018
CY03.10.2018
CZ03.10.2018
DK03.10.2018
EE03.10.2018
ES03.10.2018
FI03.10.2018
HR03.10.2018
IT03.10.2018
LT03.10.2018
LV03.10.2018
MC03.10.2018
MT03.10.2018
NL03.10.2018
PL03.10.2018
RO03.10.2018
RS03.10.2018
SE03.10.2018
SI03.10.2018
SK03.10.2018
SM03.10.2018
TR03.10.2018
BG03.01.2019
NO03.01.2019
GR04.01.2019
IS03.02.2019
PT03.02.2019
Former [2021/32]HU18.08.2015
AL03.10.2018
AT03.10.2018
CY03.10.2018
CZ03.10.2018
DK03.10.2018
EE03.10.2018
ES03.10.2018
FI03.10.2018
HR03.10.2018
IT03.10.2018
LT03.10.2018
LV03.10.2018
MC03.10.2018
NL03.10.2018
PL03.10.2018
RO03.10.2018
RS03.10.2018
SE03.10.2018
SI03.10.2018
SK03.10.2018
SM03.10.2018
TR03.10.2018
BG03.01.2019
NO03.01.2019
GR04.01.2019
IS03.02.2019
PT03.02.2019
Former [2021/26]AL03.10.2018
AT03.10.2018
CY03.10.2018
CZ03.10.2018
DK03.10.2018
EE03.10.2018
ES03.10.2018
FI03.10.2018
HR03.10.2018
IT03.10.2018
LT03.10.2018
LV03.10.2018
MC03.10.2018
NL03.10.2018
PL03.10.2018
RO03.10.2018
RS03.10.2018
SE03.10.2018
SI03.10.2018
SK03.10.2018
SM03.10.2018
TR03.10.2018
BG03.01.2019
NO03.01.2019
GR04.01.2019
IS03.02.2019
PT03.02.2019
Former [2020/25]AL03.10.2018
AT03.10.2018
CZ03.10.2018
DK03.10.2018
EE03.10.2018
ES03.10.2018
FI03.10.2018
HR03.10.2018
IT03.10.2018
LT03.10.2018
LV03.10.2018
MC03.10.2018
NL03.10.2018
PL03.10.2018
RO03.10.2018
RS03.10.2018
SE03.10.2018
SI03.10.2018
SK03.10.2018
SM03.10.2018
TR03.10.2018
BG03.01.2019
NO03.01.2019
GR04.01.2019
IS03.02.2019
PT03.02.2019
Former [2020/17]AL03.10.2018
AT03.10.2018
CZ03.10.2018
DK03.10.2018
EE03.10.2018
ES03.10.2018
FI03.10.2018
HR03.10.2018
IT03.10.2018
LT03.10.2018
LV03.10.2018
NL03.10.2018
PL03.10.2018
RO03.10.2018
RS03.10.2018
SE03.10.2018
SI03.10.2018
SK03.10.2018
SM03.10.2018
TR03.10.2018
BG03.01.2019
NO03.01.2019
GR04.01.2019
IS03.02.2019
PT03.02.2019
Former [2019/50]AL03.10.2018
AT03.10.2018
CZ03.10.2018
DK03.10.2018
EE03.10.2018
ES03.10.2018
FI03.10.2018
HR03.10.2018
IT03.10.2018
LT03.10.2018
LV03.10.2018
NL03.10.2018
PL03.10.2018
RO03.10.2018
RS03.10.2018
SE03.10.2018
SI03.10.2018
SK03.10.2018
SM03.10.2018
BG03.01.2019
NO03.01.2019
GR04.01.2019
IS03.02.2019
PT03.02.2019
Former [2019/40]AL03.10.2018
AT03.10.2018
CZ03.10.2018
DK03.10.2018
EE03.10.2018
ES03.10.2018
FI03.10.2018
HR03.10.2018
IT03.10.2018
LT03.10.2018
LV03.10.2018
NL03.10.2018
PL03.10.2018
RO03.10.2018
RS03.10.2018
SE03.10.2018
SK03.10.2018
SM03.10.2018
BG03.01.2019
NO03.01.2019
GR04.01.2019
IS03.02.2019
PT03.02.2019
Former [2019/37]AL03.10.2018
AT03.10.2018
CZ03.10.2018
DK03.10.2018
EE03.10.2018
ES03.10.2018
FI03.10.2018
HR03.10.2018
IT03.10.2018
LT03.10.2018
LV03.10.2018
NL03.10.2018
PL03.10.2018
RO03.10.2018
RS03.10.2018
SE03.10.2018
SM03.10.2018
BG03.01.2019
NO03.01.2019
GR04.01.2019
IS03.02.2019
PT03.02.2019
Former [2019/34]AL03.10.2018
AT03.10.2018
CZ03.10.2018
DK03.10.2018
ES03.10.2018
FI03.10.2018
HR03.10.2018
IT03.10.2018
LT03.10.2018
LV03.10.2018
NL03.10.2018
PL03.10.2018
RS03.10.2018
SE03.10.2018
BG03.01.2019
NO03.01.2019
GR04.01.2019
IS03.02.2019
PT03.02.2019
Former [2019/26]AL03.10.2018
AT03.10.2018
CZ03.10.2018
ES03.10.2018
FI03.10.2018
HR03.10.2018
LT03.10.2018
LV03.10.2018
NL03.10.2018
PL03.10.2018
RS03.10.2018
SE03.10.2018
BG03.01.2019
NO03.01.2019
GR04.01.2019
IS03.02.2019
PT03.02.2019
Former [2019/25]AT03.10.2018
CZ03.10.2018
ES03.10.2018
FI03.10.2018
HR03.10.2018
LT03.10.2018
LV03.10.2018
NL03.10.2018
PL03.10.2018
RS03.10.2018
SE03.10.2018
BG03.01.2019
NO03.01.2019
GR04.01.2019
IS03.02.2019
Former [2019/24]AT03.10.2018
CZ03.10.2018
ES03.10.2018
FI03.10.2018
HR03.10.2018
LT03.10.2018
LV03.10.2018
NL03.10.2018
PL03.10.2018
SE03.10.2018
BG03.01.2019
NO03.01.2019
GR04.01.2019
IS03.02.2019
Former [2019/23]AT03.10.2018
CZ03.10.2018
ES03.10.2018
FI03.10.2018
HR03.10.2018
LT03.10.2018
LV03.10.2018
NL03.10.2018
PL03.10.2018
BG03.01.2019
NO03.01.2019
IS03.02.2019
Former [2019/22]CZ03.10.2018
FI03.10.2018
LT03.10.2018
NL03.10.2018
PL03.10.2018
BG03.01.2019
NO03.01.2019
IS03.02.2019
Former [2019/21]FI03.10.2018
LT03.10.2018
NL03.10.2018
NO03.01.2019
IS03.02.2019
Former [2019/20]LT03.10.2018
NL03.10.2018
NO03.01.2019
Former [2019/17]NL03.10.2018
Documents cited:Search[A]US4767590  (STIX THOMAS H [US], et al) [A] 1,3,7,8 * column 2, line 19 - line 68 * * column 6, line 38 - column 7, line 50 * * column 8, line 33 - line 54 *;
 [A]WO9900823  (APPLIED SCIENCE & TECH INC [US]) [A] 1,7* page 9, line 14 - line 21 *;
 [A]  - Asai et al., "New control methods for stabilization and equilibrium of a field-reversedconfiguration", (2011), pages 40 - 43, Innovative Confinement Concepts (ICC) andUS-Japan Compact Torus Plasma (CT) Workshop - August 16-19, 2011 - Seattle, Washington, URL: http://www.iccworkshops.org/icc2011/ICC2011Proceedings.pdf, (20171121), XP002775961 [A] 1,7 * page 41, paragraph 1 * * page 42, paragraph 2.3 * * figures 1-3 *
 [A]  - Asai et al., "MHD Activity in an ExtremelyHigh-Beta Compact Toroid", Topics in Magnetohydrodynamics, ISBN 978-953-51-0211-3, (20120309), pages 117 - 134, URL: http://cdn.intechopen.com/pdfs/31465.pdf, (20171123), XP002775962 [A] 1,7 * page 126, paragraph 3 - paragraph 4 *
 [A]  - Nogi et al., "Stabilization of Rotational Instability in FRCby an Axial Current", (1989), pages 78 - 81, US-Japan Workshop on Field-Reversed Configurations with Steady-State High-Temperature Fusion Plasmas and the 11th US-Japan Workshop on Compact Toroids, URL: http://www.iaea.org/inis/collection/NCLCollectionStore/_Public/21/065/21065675.pdf, (20171121), XP002775960 [A] 1,7 * page 78, paragraph 2 * * page 79, paragraph 4 *
International search[A]US2003024476  (ROSTOKER NORMAN [US], et al) [A] 1, 7 * Abstract; paragraphs [0059-0060, 0207-0212] *;
 [A]US2004079287  (SMITH DONALD K [US], et al) [A] 1, 7 * Abstract; paragraphs [0038-0063] *;
 [A]US2007145018  (SMITH DONALD K [US], et al) [A] 1, 7 * Abstract; paragraphs [0011-0065] *;
 [A]US2010206847  (CHEN XING [US], et al) [A] 1, 7 * Abstract; paragraphs [0001-0016, 0034-0044] *;
 [A]  - SLOUGH, "Multi-Megawatt Propulsion Based On A Compact Toroid Thruster", 29th International Electric Propulsion Conference, (20051104), pages 1 - 15, URL: http://etps.spaceerant.org/uploads/images/images/iepc_ articledownload_ 1988-2007/2005i ndex/296.pdf, XP055407440 [A] 1, 7
 [A]  - RICHARDSON et al., "Status of Progress Towards Acoustic Magnetized Target Fusion at General Fusion", 34th Annual Conference of the Canadian Nuclear Society, (20130612), pages 1 - 15, URL: http://www.generalfusion.com/bloe/wp-content/uploads/2014/07/General-Fusion-CNS-20 13.pdf [A] 1, 7
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