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Extract from the Register of European Patents

EP About this file: EP3774131

EP3774131 - METHOD OF HEAT-TREATING ADDITIVELY-MANUFACTURED FERROMAGNETIC COMPONENTS [Right-click to bookmark this link]
StatusNo opposition filed within time limit
Status updated on  14.06.2024
Database last updated on 29.06.2024
FormerThe patent has been granted
Status updated on  07.07.2023
FormerGrant of patent is intended
Status updated on  19.02.2023
FormerExamination is in progress
Status updated on  05.11.2021
FormerRequest for examination was made
Status updated on  15.01.2021
FormerThe international publication has been made
Status updated on  19.10.2019
Formerunknown
Status updated on  03.05.2019
Most recent event   Tooltip14.06.2024No opposition filed within time limitpublished on 17.07.2024 [2024/29]
Applicant(s)For all designated states
General Electric Company
1 River Road
Schenectady, NY 12345 / US
[2021/07]
Inventor(s)01 / JOHNSON, Francis
c/o General Electric Company 1 Research Circle
Niskayuna
New York 12309 / US
02 / OSAMA, Mohamed
c/o General Electric Company 1 Research Circle
Niskayuna
New York 12309 / US
03 / JASSAL, Anoop Kumar
c/o General Electric Company 1 Research Circle
Niskayuna
New York 12309 / US
04 / ADHARAPURAPU, Raghavendra Rao
c/o General Electric Company 1 Research Circle
Niskayuna
New York 12309 / US
 [2021/07]
Representative(s)Hafner & Kohl PartmbB
Schleiermacherstraße 25
90491 Nürnberg / DE
[2021/07]
Application number, filing date19718984.805.04.2019
[2021/07]
WO2019US25999
Priority number, dateUS20181594955110.04.2018         Original published format: US201815949551
[2021/07]
Filing languageEN
Procedural languageEN
PublicationType: A1 Application with search report
No.:WO2019199599
Date:17.10.2019
Language:EN
[2019/42]
Type: A1 Application with search report 
No.:EP3774131
Date:17.02.2021
Language:EN
The application published by WIPO in one of the EPO official languages on 17.10.2019 takes the place of the publication of the European patent application.
[2021/07]
Type: B1 Patent specification 
No.:EP3774131
Date:09.08.2023
Language:EN
[2023/32]
Search report(s)International search report - published on:EP17.10.2019
ClassificationIPC:B33Y70/00, C21D1/00, H02K15/00, H02K15/02, B22F3/24, B22F5/00, C22C1/04, C22C33/02, B33Y80/00, C21D1/26, C21D6/00, C21D9/02, H02K1/02, H02K15/12, H01F3/08, B22F10/28, B22F10/364, B22F10/38, B22F10/50, B33Y40/20, // C22C19/07
[2023/05]
CPC:
H02K1/02 (EP,US); B22F5/00 (CN); B22F10/00 (US);
B22F10/28 (EP,CN,US); B22F10/364 (EP,CN,US); B22F10/38 (EP,CN,US);
B22F10/50 (EP,CN,US); B22F12/00 (CN); B22F3/24 (EP,US);
B33Y10/00 (CN,US); B33Y40/20 (EP,CN,US); B33Y70/00 (EP,CN,US);
B33Y80/00 (EP,CN,US); C21D1/26 (EP,US); C21D6/007 (EP,US);
C21D9/02 (EP,US); H01F1/20 (US); H01F3/08 (EP);
H01F41/04 (US); H02K15/00 (EP,US); H02K15/02 (EP,CN,US);
H02K15/12 (EP,US); B22F10/25 (EP,CN,US); B22F10/64 (EP,CN,US);
B22F2003/248 (EP,US); B22F2005/004 (EP,US); B22F2301/35 (US);
B22F2998/10 (EP,CN); B22F2999/00 (EP,US); C21D2201/00 (EP,US);
C22C1/0433 (EP,US); C22C1/047 (EP,US); C22C19/07 (EP,US);
C22C2202/02 (EP); C22C33/0285 (EP,US); H02K7/003 (US);
Y02P10/25 (EP) (-)
C-Set:
B22F2998/10, B22F10/25, B22F10/364, B22F10/50, B22F2003/248 (US,EP,CN);
B22F2998/10, B22F10/28, B22F10/364, B22F10/50, B22F2003/248 (US,CN,EP);
B22F2999/00, C22C2202/02 (US)
Former IPC [2021/07]B22F3/105, C21D1/00, H02K15/00, H02K15/02, B22F3/24, B22F5/00, C22C1/04, C22C33/02
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 [2021/07]
Extension statesBANot yet paid
MENot yet paid
Validation statesKHNot yet paid
MANot yet paid
MDNot yet paid
TNNot yet paid
TitleGerman:VERFAHREN ZUR WÄRMEBEHANDLUNG GENERATIV GEFERTIGTER FERROMAGNETISCHER KOMPONENTEN[2021/07]
English:METHOD OF HEAT-TREATING ADDITIVELY-MANUFACTURED FERROMAGNETIC COMPONENTS[2021/07]
French:PROCÉDÉ DE TRAITEMENT THERMIQUE DE COMPOSANTS FERROMAGNÉTIQUES FABRIQUÉS DE MANIÈRE ADDITIVE[2021/07]
Entry into regional phase30.09.2020National basic fee paid 
30.09.2020Designation fee(s) paid 
30.09.2020Examination fee paid 
Examination procedure30.09.2020Amendment by applicant (claims and/or description)
30.09.2020Examination requested  [2021/07]
30.09.2020Date on which the examining division has become responsible
04.11.2021Despatch of a communication from the examining division (Time limit: M04)
28.02.2022Reply to a communication from the examining division
08.06.2022Despatch of a communication from the examining division (Time limit: M04)
26.09.2022Reply to a communication from the examining division
20.02.2023Communication of intention to grant the patent
30.06.2023Fee for grant paid
30.06.2023Fee for publishing/printing paid
30.06.2023Receipt of the translation of the claim(s)
Divisional application(s)EP23185863.0  / EP4249254
Opposition(s)13.05.2024No opposition filed within time limit [2024/29]
Fees paidRenewal fee
21.04.2021Renewal fee patent year 03
20.04.2022Renewal fee patent year 04
20.04.2023Renewal fee patent year 05
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  TooltipAT09.08.2023
CZ09.08.2023
DK09.08.2023
EE09.08.2023
ES09.08.2023
FI09.08.2023
HR09.08.2023
IT09.08.2023
LT09.08.2023
LV09.08.2023
NL09.08.2023
PL09.08.2023
RO09.08.2023
RS09.08.2023
SE09.08.2023
SK09.08.2023
SM09.08.2023
NO09.11.2023
GR10.11.2023
IS09.12.2023
PT11.12.2023
[2024/26]
Former [2024/23]AT09.08.2023
CZ09.08.2023
DK09.08.2023
EE09.08.2023
ES09.08.2023
FI09.08.2023
HR09.08.2023
LT09.08.2023
LV09.08.2023
NL09.08.2023
PL09.08.2023
RO09.08.2023
RS09.08.2023
SE09.08.2023
SK09.08.2023
SM09.08.2023
NO09.11.2023
GR10.11.2023
IS09.12.2023
PT11.12.2023
Former [2024/22]AT09.08.2023
CZ09.08.2023
DK09.08.2023
FI09.08.2023
HR09.08.2023
LT09.08.2023
LV09.08.2023
NL09.08.2023
PL09.08.2023
RO09.08.2023
RS09.08.2023
SE09.08.2023
SM09.08.2023
NO09.11.2023
GR10.11.2023
IS09.12.2023
PT11.12.2023
Former [2024/20]AT09.08.2023
FI09.08.2023
HR09.08.2023
LT09.08.2023
LV09.08.2023
NL09.08.2023
PL09.08.2023
RS09.08.2023
SE09.08.2023
SM09.08.2023
NO09.11.2023
GR10.11.2023
IS09.12.2023
PT11.12.2023
Former [2024/10]AT09.08.2023
FI09.08.2023
HR09.08.2023
LT09.08.2023
LV09.08.2023
NL09.08.2023
PL09.08.2023
RS09.08.2023
SE09.08.2023
NO09.11.2023
GR10.11.2023
IS09.12.2023
PT11.12.2023
Former [2024/09]AT09.08.2023
FI09.08.2023
LT09.08.2023
NL09.08.2023
SE09.08.2023
NO09.11.2023
GR10.11.2023
IS09.12.2023
Former [2024/08]LT09.08.2023
NL09.08.2023
NO09.11.2023
GR10.11.2023
Cited inInternational search[A]US2002127132  (DEEVI SEETHARAMA C [US], et al) [A] 1-14 * the whole document *;
 [X]US2017154713  (SIMON REINHARD [CH], et al) [X] 1 * paragraphs [0061] - [0068] - [ 107] - [0119] * * figure 1 *;
 [A]US2017155309  (JASSAL ANOOP [DE], et al) [A] 1-14 * the whole document *;
 [XYI]  - ANDREW B. KUSTAS ET AL, "Characterization of the Fe-Co-1.5V soft ferromagnetic alloy processed by Laser Engineered Net Shaping (LENS)", ADDITIVE MANUFACTURING, NL, (20180221), vol. 21, doi:10.1016/j.addma.2018.02.006, ISSN 2214-8604, pages 41 - 52, XP055594097 [X] 1-4,6,11-13 * 3. Experimental methods; page 43 * * 4.3.1 As-built microstructure; page 48 * * 4.3.2 Annealed microstructure; page 49 - page 50 * * figures 8a-8e * [Y] 5 [I] 7-10,14

DOI:   http://dx.doi.org/10.1016/j.addma.2018.02.006
 [Y]  - GARIBALDI M ET AL, "Effect of annealing on the microstructure and magnetic properties of soft magnetic Fe-Si produced via laser additive manufacturing", SCRIPTA MATERIALIA, (20170830), vol. 142, doi:10.1016/J.SCRIPTAMAT.2017.08.042, ISSN 1359-6462, pages 121 - 125, XP085203823 [Y] 5 * page 121 - page 122 * * figure 4 *

DOI:   http://dx.doi.org/10.1016/j.scriptamat.2017.08.042
 [A]  - Michele Garibaldi Siemens ET AL, "The Impact of Additive Manufacturing on the Development of Electrical Machines for MEA Applications: A Feasibility Study Additive Manufacturing and Electric Motors View project Full-field property characterisation of non-homogeneous materials by the Fourier Virtual Fields Method View project", (20150201), URL: https://www.researchgate.net/publication/280618833_The_Impact_of_Additive_Manufacturing_on_the_Development_of_Electrical_Machines_for_MEA_Applications_A_Feasibility_Study, (20190605), XP055594293 [A] 1-14 * the whole document *
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.