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Extract from the Register of European Patents

EP About this file: EP3947776

EP3947776 - WELDING METHOD USING COATED ABRASIVE PARTICLES, COATED ABRASIVE PARTICLES, COATING SYSTEM AND SEALING SYSTEM [Right-click to bookmark this link]
StatusRequest for examination was made
Status updated on  07.01.2022
Database last updated on 24.08.2024
FormerThe international publication has been made
Status updated on  27.11.2020
Formerunknown
Status updated on  20.05.2020
Most recent event   Tooltip26.02.2024New entry: Renewal fee paid 
Applicant(s)For all designated states
Siemens Energy Global GmbH & Co. KG
Otto-Hahn-Ring 6
81739 München / DE
[2022/06]
Inventor(s)01 / DÖHNERT, Johannes
Torgauer Straße 8
10829 Berlin / DE
02 / LADRU, Francis
Havelschanze 41
13587 Berlin / DE
03 / MEHLHORN, Andre
Griembergweg 13a
12305 Berlin / DE
04 / SCHULZ, Thorsten
Plathweg 4
13595 Berlin / DE
[N/P]
Former [2022/06]01 / DÖHNERT, Johannes
10829 Berlin / DE
02 / LADRU, Francis
13587 Berlin / DE
03 / MEHLHORN, Andre
12305 Berlin / DE
04 / SCHULZ, Thorsten
13595 Berlin / DE
Application number, filing date20725084.620.04.2020
[2022/06]
WO2020EP60951
Priority number, dateDE20191020735020.05.2019         Original published format: DE102019207350
[2022/06]
Filing languageDE
Procedural languageDE
PublicationType: A1 Application with search report
No.:WO2020233919
Date:26.11.2020
Language:DE
[2020/48]
Type: A1 Application with search report 
No.:EP3947776
Date:09.02.2022
Language:DE
The application published by WIPO in one of the EPO official languages on 26.11.2020 takes the place of the publication of the European patent application.
[2022/06]
Search report(s)International search report - published on:EP26.11.2020
ClassificationIPC:C23C30/00, C09K3/14, B23K35/00, C23C24/08
[2022/06]
CPC:
C09K3/1436 (EP,US); B22F10/25 (EP); B22F5/04 (EP,US);
B22F7/08 (EP,US); B23K26/342 (US); B23K35/00 (EP);
B23K35/0244 (EP); B23K35/327 (US); C22C1/0433 (EP);
C22C1/051 (EP); C22C32/0068 (EP); C23C24/103 (EP);
C23C30/00 (EP); B22F10/28 (EP); B22F2003/242 (EP,US);
B22F2999/00 (EP); C22C2026/003 (EP); C22C2026/006 (EP);
Y02P10/25 (EP) (-)
C-Set:
B22F2999/00, B22F2003/242, B22F10/25, B22F5/04, B22F2005/005 (EP);
B22F2999/00, B22F2003/242, C22C1/0433, C22C32/0068 (EP);
B22F2999/00, B22F2003/242, C22C2026/003, C22C2026/006 (EP)
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 [2022/06]
TitleGerman:SCHWEISSVERFAHREN MIT UMMANTELTEN ABRASIVEN TEILCHEN, UMMANTELTES ABRASIVES TEILCHEN, SCHICHTSYSTEM UND DICHTUNGSSYSTEM[2022/06]
English:WELDING METHOD USING COATED ABRASIVE PARTICLES, COATED ABRASIVE PARTICLES, COATING SYSTEM AND SEALING SYSTEM[2022/06]
French:PROCÉDÉ DE SOUDAGE FAISANT APPEL À DES PARTICULES ABRASIVES ENROBÉES, PARTICULES ABRASIVES ENROBÉES, SYSTÈME STRATIFIÉ ET SYSTÈME D'ÉTANCHÉITÉ[2022/06]
Entry into regional phase01.11.2021National basic fee paid 
01.11.2021Designation fee(s) paid 
01.11.2021Examination fee paid 
Examination procedure01.11.2021Examination requested  [2022/06]
01.11.2021Date on which the examining division has become responsible
18.11.2021Amendment by applicant (claims and/or description)
Fees paidRenewal fee
25.04.2022Renewal fee patent year 03
24.04.2023Renewal fee patent year 04
26.02.2024Renewal 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.
Cited inInternational search[X]US5211726  (SLUTZ DAVID E [US], et al) [X] 1-3 * examples 1-3 *;
 [A]US2008263865  (DANIELS BERND [DE], et al) [A] 1-10 * claims 6-9 * * figure 1 *;
 [A]WO2008135803  (MTU AERO ENGINES GMBH [DE], et al) [A] 1-10* claims 1-5 *;
 [A]EP2444513  (UNITED TECHNOLOGIES CORP [US]) [A] 1-10 * claims 1,4 *;
 [XI]  - A.K. CHATTOPADHYAY ET AL, "On Improved Bonding of Tic-Coated CBN Grits in Nickel-Based Matrix", CIRP ANNALS., NL, CH, FR, (19930101), vol. 42, no. 1, doi:10.1016/S0007-8506(07)62474-3, ISSN 0007-8506, pages 413 - 416, XP055719533 [X] 1-5,7 * figure 13 * * page 413 - page 416 * [I] 6

DOI:   http://dx.doi.org/10.1016/S0007-8506(07)62474-3
by applicantUS4399167
 US8308830
 US2013004938
 US2015377039
 US10183312
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.