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Extract from the Register of European Patents

EP About this file: EP2822726

EP2822726 - METHOD OF CLADDING AND FUSION WELDING OF SUPERALLOYS USING COMPOSITE FILLER POWDER [Right-click to bookmark this link]
StatusNo opposition filed within time limit
Status updated on  27.03.2020
Database last updated on 13.07.2024
FormerThe patent has been granted
Status updated on  19.04.2019
FormerGrant of patent is intended
Status updated on  07.01.2019
FormerExamination is in progress
Status updated on  30.06.2017
Most recent event   Tooltip01.07.2022Lapse of the patent in a contracting state
New state(s): MK		published on 03.08.2022  [2022/31]
Applicant(s)For all designated states
LIBURDI ENGINEERING LIMITED
400 Highway 6 North
Dundas, Ontario L9H 7K4 / CA
[2015/03]
Inventor(s)01 / GONCHAROV, Alexander B.
10 Tefley Road
Toronto, Ontario M2M 1C4 / CA
02 / LIBURDI, Joseph
1145 Brock Road
R.R. 4
Dundas, Ontario L9H 5E4 / CA
03 / LOWDEN, Paul
73 Johnston Avenue
Cambridge, Ontario N3C 1N3 / CA
04 / HASTIE, Scott
88 Arlington Avenue
Toronto, Ontario M6G 3L1 / CA
 [2015/03]
Representative(s)Spengler, Robert
Potthast & Spengler
Patentanwälte PartG mbB
Magirus-Deutz-Straße 12
89077 Ulm / DE
[N/P]
Former [2019/21]Spengler, Robert
Potthast & Spengler Patentanwälte PartG mbH
Küfergasse 11
89073 Ulm / DE
Former [2015/03]Spengler, Robert
Potthast & Spengler Patentanwälte
Küfergasse 11
89073 Ulm / DE
Application number, filing date12889603.205.12.2012
[2019/21]
WO2012CA01118
Filing languageEN
Procedural languageEN
PublicationType: A1 Application with search report
No.:WO2014085892
Date:12.06.2014
Language:EN
[2014/24]
Type: A1 Application with search report 
No.:EP2822726
Date:14.01.2015
Language:EN
The application published by WIPO in one of the EPO official languages on 12.06.2014 takes the place of the publication of the European patent application.
[2015/03]
Type: B1 Patent specification 
No.:EP2822726
Date:22.05.2019
Language:EN
[2019/21]
Search report(s)International search report - published on:CA12.06.2014
(Supplementary) European search report - dispatched on:EP26.02.2016
ClassificationIPC:B23K1/00, B23K1/19, B23K1/005, B23K9/23, B23K35/30, B23K9/04, B23K26/32, B23K35/02, B23K35/22, C21D9/50, C22F1/10, F01D5/00, B23K26/342, // B23K101/00, B23K103/02, B23K103/18
[2019/03]
CPC:
B23K35/22 (EP,CN,US); B23K26/34 (RU); B23K1/0018 (EP,CN,US);
B23K1/19 (US); B23K1/005 (US); B23K1/0056 (EP,CN,US);
B23K2103/08 (CN); B23K26/32 (EP,US); B23K26/342 (EP,RU,US);
B23K35/0244 (EP,CN,US); B23K35/24 (RU); B23K35/30 (EP,CN,US);
B23K35/3033 (EP,CN,US); B23K35/304 (EP,CN,US); B23K35/3046 (EP,CN,US);
B23K35/32 (RU); B23K9/042 (EP,CN,US); B23K9/23 (EP,CN,US);
B23P6/00 (RU); F01D5/005 (EP,CN,US); B23K2101/001 (EP,CN,US);
B23K2103/02 (EP,US); B23K2103/18 (EP,US); B23K2103/26 (EP,US);
C21D9/50 (EP,CN,US); C22F1/10 (EP,CN,US); F05D2230/232 (EP,CN,US);
F05D2300/13 (EP,CN,US); Y02T50/60 (EP,US) (-)
Former IPC [2016/13]B23K26/34, B23K35/22, B23K9/04, B23K1/00, B23K9/23, B23K35/30, B23K26/32, B23K35/02, F01D5/00, B23K101/00, B23K103/08, B23K26/342, B23K1/005, // C21D9/50, C22F1/10
Former IPC [2015/03]B23K26/34, B23K35/22, B23K9/04
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 [2015/03]
Extension statesBANot yet paid
MENot yet paid
TitleGerman:VERFAHREN ZUM UMHÜLLEN UND SCHMELZSCHWEISSEN VON SUPERLEGIERUNGEN UNTER VERWENDUNG EINES FÜLLPULVERS[2015/03]
English:METHOD OF CLADDING AND FUSION WELDING OF SUPERALLOYS USING COMPOSITE FILLER POWDER[2015/03]
French:PROCÉDÉ DE RECHARGEMENT ET DE SOUDAGE PAR FUSION DE SUPERALLIAGES AU MOYEN D'UNE POUDRE D'APPORT COMPOSITE[2015/03]
Entry into regional phase01.10.2014National basic fee paid 
01.10.2014Search fee paid 
01.10.2014Designation fee(s) paid 
01.10.2014Examination fee paid 
Examination procedure01.10.2014Examination requested  [2015/03]
30.08.2016Amendment by applicant (claims and/or description)
30.06.2017Despatch of a communication from the examining division (Time limit: M04)
07.11.2017Reply to a communication from the examining division
08.01.2019Communication of intention to grant the patent
08.04.2019Receipt of the translation of the claim(s)
15.04.2019Fee for grant paid
15.04.2019Fee for publishing/printing paid
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  30.06.2017
Opposition(s)25.02.2020No opposition filed within time limit [2020/18]
Fees paidRenewal fee
19.12.2014Renewal fee patent year 03
29.10.2015Renewal fee patent year 04
11.11.2016Renewal fee patent year 05
17.11.2017Renewal fee patent year 06
31.12.2018Renewal fee patent year 07
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  TooltipHU05.12.2012
AL22.05.2019
AT22.05.2019
CY22.05.2019
CZ22.05.2019
DK22.05.2019
EE22.05.2019
FI22.05.2019
HR22.05.2019
LT22.05.2019
LV22.05.2019
MC22.05.2019
MK22.05.2019
MT22.05.2019
RO22.05.2019
RS22.05.2019
SI22.05.2019
SK22.05.2019
SM22.05.2019
TR22.05.2019
BG22.08.2019
NO22.08.2019
GR23.08.2019
IS22.09.2019
PT22.09.2019
LU05.12.2019
BE31.12.2019
[2022/31]
Former [2021/34]HU05.12.2012
AL22.05.2019
AT22.05.2019
CY22.05.2019
CZ22.05.2019
DK22.05.2019
EE22.05.2019
FI22.05.2019
HR22.05.2019
LT22.05.2019
LV22.05.2019
MC22.05.2019
MT22.05.2019
RO22.05.2019
RS22.05.2019
SI22.05.2019
SK22.05.2019
SM22.05.2019
TR22.05.2019
BG22.08.2019
NO22.08.2019
GR23.08.2019
IS22.09.2019
PT22.09.2019
LU05.12.2019
BE31.12.2019
Former [2021/33]HU05.12.2012
AL22.05.2019
AT22.05.2019
CY22.05.2019
CZ22.05.2019
DK22.05.2019
EE22.05.2019
FI22.05.2019
HR22.05.2019
LT22.05.2019
LV22.05.2019
MC22.05.2019
RO22.05.2019
RS22.05.2019
SI22.05.2019
SK22.05.2019
SM22.05.2019
TR22.05.2019
BG22.08.2019
NO22.08.2019
GR23.08.2019
IS22.09.2019
PT22.09.2019
LU05.12.2019
BE31.12.2019
Former [2021/31]AL22.05.2019
AT22.05.2019
CY22.05.2019
CZ22.05.2019
DK22.05.2019
EE22.05.2019
FI22.05.2019
HR22.05.2019
LT22.05.2019
LV22.05.2019
MC22.05.2019
RO22.05.2019
RS22.05.2019
SI22.05.2019
SK22.05.2019
SM22.05.2019
TR22.05.2019
BG22.08.2019
NO22.08.2019
GR23.08.2019
IS22.09.2019
PT22.09.2019
LU05.12.2019
BE31.12.2019
Former [2021/26]AL22.05.2019
AT22.05.2019
CY22.05.2019
CZ22.05.2019
DK22.05.2019
EE22.05.2019
FI22.05.2019
HR22.05.2019
LT22.05.2019
LV22.05.2019
MC22.05.2019
RO22.05.2019
RS22.05.2019
SI22.05.2019
SK22.05.2019
SM22.05.2019
TR22.05.2019
BG22.08.2019
NO22.08.2019
GR23.08.2019
PT22.09.2019
LU05.12.2019
BE31.12.2019
Former [2020/51]AL22.05.2019
AT22.05.2019
CZ22.05.2019
DK22.05.2019
EE22.05.2019
FI22.05.2019
HR22.05.2019
LT22.05.2019
LV22.05.2019
MC22.05.2019
RO22.05.2019
RS22.05.2019
SI22.05.2019
SK22.05.2019
SM22.05.2019
TR22.05.2019
BG22.08.2019
NO22.08.2019
GR23.08.2019
PT22.09.2019
LU05.12.2019
BE31.12.2019
Former [2020/46]AL22.05.2019
AT22.05.2019
CZ22.05.2019
DK22.05.2019
EE22.05.2019
FI22.05.2019
HR22.05.2019
LT22.05.2019
LV22.05.2019
MC22.05.2019
RO22.05.2019
RS22.05.2019
SI22.05.2019
SK22.05.2019
SM22.05.2019
TR22.05.2019
BG22.08.2019
NO22.08.2019
GR23.08.2019
PT22.09.2019
LU05.12.2019
Former [2020/39]AL22.05.2019
AT22.05.2019
CZ22.05.2019
DK22.05.2019
EE22.05.2019
FI22.05.2019
HR22.05.2019
LT22.05.2019
LV22.05.2019
MC22.05.2019
RO22.05.2019
RS22.05.2019
SI22.05.2019
SK22.05.2019
SM22.05.2019
TR22.05.2019
BG22.08.2019
NO22.08.2019
GR23.08.2019
PT22.09.2019
Former [2020/26]AL22.05.2019
AT22.05.2019
CZ22.05.2019
DK22.05.2019
EE22.05.2019
FI22.05.2019
HR22.05.2019
LT22.05.2019
LV22.05.2019
RO22.05.2019
RS22.05.2019
SI22.05.2019
SK22.05.2019
SM22.05.2019
TR22.05.2019
BG22.08.2019
NO22.08.2019
GR23.08.2019
PT22.09.2019
Former [2020/17]AL22.05.2019
AT22.05.2019
CZ22.05.2019
DK22.05.2019
EE22.05.2019
FI22.05.2019
HR22.05.2019
LT22.05.2019
LV22.05.2019
RO22.05.2019
RS22.05.2019
SK22.05.2019
SM22.05.2019
TR22.05.2019
BG22.08.2019
NO22.08.2019
GR23.08.2019
PT22.09.2019
Former [2020/14]AL22.05.2019
AT22.05.2019
CZ22.05.2019
DK22.05.2019
EE22.05.2019
FI22.05.2019
HR22.05.2019
LT22.05.2019
LV22.05.2019
RO22.05.2019
RS22.05.2019
SK22.05.2019
SM22.05.2019
BG22.08.2019
NO22.08.2019
GR23.08.2019
PT22.09.2019
Former [2020/11]AL22.05.2019
AT22.05.2019
CZ22.05.2019
DK22.05.2019
EE22.05.2019
FI22.05.2019
HR22.05.2019
LT22.05.2019
LV22.05.2019
RO22.05.2019
RS22.05.2019
SK22.05.2019
BG22.08.2019
NO22.08.2019
GR23.08.2019
PT22.09.2019
Former [2020/10]AL22.05.2019
AT22.05.2019
CZ22.05.2019
DK22.05.2019
FI22.05.2019
HR22.05.2019
LT22.05.2019
LV22.05.2019
RO22.05.2019
RS22.05.2019
BG22.08.2019
NO22.08.2019
GR23.08.2019
PT22.09.2019
Former [2020/09]AL22.05.2019
CZ22.05.2019
DK22.05.2019
FI22.05.2019
HR22.05.2019
LT22.05.2019
LV22.05.2019
RS22.05.2019
BG22.08.2019
NO22.08.2019
GR23.08.2019
PT22.09.2019
Former [2019/51]AL22.05.2019
FI22.05.2019
HR22.05.2019
LT22.05.2019
LV22.05.2019
RS22.05.2019
BG22.08.2019
NO22.08.2019
GR23.08.2019
PT22.09.2019
Former [2019/50]AL22.05.2019
FI22.05.2019
HR22.05.2019
LT22.05.2019
LV22.05.2019
RS22.05.2019
NO22.08.2019
GR23.08.2019
PT22.09.2019
Former [2019/48]FI22.05.2019
LT22.05.2019
NO22.08.2019
PT22.09.2019
Former [2019/47]FI22.05.2019
LT22.05.2019
NO22.08.2019
Documents cited:Search[A]US4381944  (SMITH JR MURRAY S, et al) [A] 8-10 * column 1, line 65 - column 2, line 41 * * tables I,II,III ** claims 1,9 *;
 [A]WO9322097  (UNITED TECHNOLOGIES CORP [US]) [A] 1-10 * page 7, lines 1-12 *;
 [I]US2003136811  (PHILIP VINOD MOHAN [US]) [I] 1-5,7-10 * paragraph [0001] * * paragraphs [0010] - [0032] *;
 [A]EP2055424  (GEN ELECTRIC [US]) [A] 1-10 * paragraph [0003] *
International search[Y]US6998568  (BREHM WALTER [CH], et al);
 [Y]US2006249231  (BEZERRA PATRICIA [US], et al);
 [A]US2007272332  (ABRILES BETH KWIATKOWKI [US], et al);
 [A]US2010196193  (MINOR MICHAEL [US]);
 [Y]WO2012065581  (MTU AERO ENGINES GMBH [DE], et al)
ExaminationUS6454885
 US6872912
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.