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Extract from the Register of European Patents

EP About this file: EP2446065

EP2446065 - USE OF A BINARY SALT FLUX OF NaCl AND MgCI2 FOR THE PURIFICATION OF ALUMINUM OR ALUMINUM ALLOYS, AND METHOD THEREOF [Right-click to bookmark this link]
StatusPatent maintained as amended
Status updated on  19.01.2024
Database last updated on 03.09.2024
FormerThe patent has been granted
Status updated on  13.11.2020
FormerGrant of patent is intended
Status updated on  17.08.2020
FormerExamination is in progress
Status updated on  22.07.2020
FormerGrant of patent is intended
Status updated on  25.03.2020
FormerExamination is in progress
Status updated on  22.12.2017
Most recent event   Tooltip14.06.2024Lapse of the patent in a contracting state
New state(s): TR		published on 17.07.2024  [2024/29]
Applicant(s)For all designated states
Pyrotek, Inc.
9503 E. Montgomery Avenue
Spokane, WA 99206 / US
[2012/18]
Inventor(s)01 / TREMBLAY, Sylvain
193 Terrasse du Fjord
Chicoutimi Québec G7G 5C8 / CA
02 / DESROSIERS, Luc
852 rue Francheville
Sherbrooke Québec J1N 2K2 / CA
03 / LEVESQUE, Daniel
1427 rue Marcel-Marcotte
Sherbrooke Québec J1N 4K2 / CA
 [2012/18]
Representative(s)Cabinet Nony
11 rue Saint-Georges
75009 Paris / FR
[2024/08]
Former [2020/51]Nony
11 rue Saint-Georges
75009 Paris / FR
Former [2012/18]Le Coupanec, Pascale A.M.P.
Cabinet Nony
3, rue de Penthièvre
75008 Paris / FR
Application number, filing date10785623.908.06.2010
[2020/51]
WO2010CA00866
Priority number, dateCA2009266847308.06.2009         Original published format: CA 2668473
[2012/18]
Filing languageEN
Procedural languageEN
PublicationType: A1 Application with search report
No.:WO2010142025
Date:16.12.2010
Language:EN
[2010/50]
Type: A1 Application with search report 
No.:EP2446065
Date:02.05.2012
Language:EN
The application published by WIPO in one of the EPO official languages on 16.12.2010 takes the place of the publication of the European patent application.
[2012/18]
Type: B1 Patent specification 
No.:EP2446065
Date:16.12.2020
Language:EN
[2020/51]
Type: B2 New European patent specification 
No.:EP2446065
Date:21.02.2024
Language:EN
[2024/08]
Search report(s)International search report - published on:CA16.12.2010
(Supplementary) European search report - dispatched on:EP10.02.2017
ClassificationIPC:C22B21/06, C22B9/10
[2012/18]
CPC:
C22B9/10 (EP); C22B21/06 (EP); C22B21/062 (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,   SE,   SI,   SK,   SM,   TR [2012/18]
TitleGerman:VERWENDUNG EINES BINÄREN NACI- UND MGCI2-SALZFLUSSES ZUR REINIGUNG VON ALUMINIUM ODER ALUMINIUMLEGIERUNGEN SOWIE VERFAHREN DAFÜR[2012/18]
English:USE OF A BINARY SALT FLUX OF NaCl AND MgCI2 FOR THE PURIFICATION OF ALUMINUM OR ALUMINUM ALLOYS, AND METHOD THEREOF[2012/18]
French:UTILISATION D'UN FLUX SALIN BINAIRE DE NACL ET DE MGCL2 POUR LA PURIFICATION D'ALUMINIUM OU D'ALLIAGES D'ALUMINIUM ET PROCÉDÉ CORRESPONDANT[2012/18]
Entry into regional phase02.01.2012National basic fee paid 
02.01.2012Search fee paid 
02.01.2012Designation fee(s) paid 
02.01.2012Examination fee paid 
Examination procedure02.01.2012Examination requested  [2012/18]
18.08.2017Amendment by applicant (claims and/or description)
03.01.2018Despatch of a communication from the examining division (Time limit: M06)
05.07.2018Reply to a communication from the examining division
02.08.2018Despatch of a communication from the examining division (Time limit: M06)
29.01.2019Reply to a communication from the examining division
07.02.2019Despatch of a communication from the examining division (Time limit: M06)
28.06.2019Reply to a communication from the examining division
26.03.2020Communication of intention to grant the patent
22.07.2020Disapproval of the communication of intention to grant the patent by the applicant or resumption of examination proceedings by the EPO
18.08.2020Communication of intention to grant the patent
29.10.2020Fee for grant paid
29.10.2020Fee for publishing/printing paid
29.10.2020Receipt 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  03.01.2018
Opposition(s)Opponent(s)01  16.09.2021  21.09.2021  ADMISSIBLE
HÜTTENES-ALBERTUS Chemische Werke Gesellschaft mit beschränkter Haftung
Wiesenstraße 23
40549 Düsseldorf / DE
Opponent's representative
Eisenführ Speiser
Patentanwälte Rechtsanwälte PartGmbB
Postfach 10 60 78
28060 Bremen / DE
 [2021/43]
30.09.2021Invitation to proprietor to file observations on the notice of opposition
04.02.2022Reply of patent proprietor to notice(s) of opposition
31.05.2023Legal effect of interlocutory decision in opposition
31.05.2023Date of oral proceedings
28.06.2023Despatch of interlocutory decision in opposition
28.06.2023Despatch of minutes of oral proceedings
18.10.2023Despatch of communication that the patent will be maintained as amended
11.01.2024Fee for printing new specification paid
Fees paidRenewal fee
22.06.2012Renewal fee patent year 03
01.07.2013Renewal fee patent year 04
30.06.2014Renewal fee patent year 05
30.06.2015Renewal fee patent year 06
30.06.2016Renewal fee patent year 07
30.06.2017Renewal fee patent year 08
02.07.2018Renewal fee patent year 09
01.07.2019Renewal fee patent year 10
30.06.2020Renewal fee patent year 11
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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.
Lapses during opposition  TooltipHU08.06.2010
AL16.12.2020
AT16.12.2020
CY16.12.2020
CZ16.12.2020
DK16.12.2020
EE16.12.2020
FI16.12.2020
HR16.12.2020
LT16.12.2020
LV16.12.2020
MC16.12.2020
MK16.12.2020
PL16.12.2020
RO16.12.2020
SI16.12.2020
SK16.12.2020
SM16.12.2020
TR16.12.2020
BG16.03.2021
GR17.03.2021
IS16.04.2021
PT16.04.2021
IE08.06.2021
LU08.06.2021
BE30.06.2021
[2024/29]
Former [2024/22]HU08.06.2010
AL16.12.2020
AT16.12.2020
CY16.12.2020
CZ16.12.2020
DK16.12.2020
EE16.12.2020
FI16.12.2020
HR16.12.2020
LT16.12.2020
LV16.12.2020
MC16.12.2020
MK16.12.2020
PL16.12.2020
RO16.12.2020
SI16.12.2020
SK16.12.2020
SM16.12.2020
BG16.03.2021
GR17.03.2021
IS16.04.2021
PT16.04.2021
IE08.06.2021
LU08.06.2021
BE30.06.2021
Former [2023/29]HU08.06.2010
AL16.12.2020
AT16.12.2020
CY16.12.2020
CZ16.12.2020
DK16.12.2020
EE16.12.2020
FI16.12.2020
HR16.12.2020
LT16.12.2020
LV16.12.2020
MC16.12.2020
PL16.12.2020
RO16.12.2020
SI16.12.2020
SK16.12.2020
SM16.12.2020
BG16.03.2021
GR17.03.2021
IS16.04.2021
PT16.04.2021
IE08.06.2021
LU08.06.2021
BE30.06.2021
Former [2023/24]AL16.12.2020
AT16.12.2020
CY16.12.2020
CZ16.12.2020
DK16.12.2020
EE16.12.2020
FI16.12.2020
HR16.12.2020
LT16.12.2020
LV16.12.2020
MC16.12.2020
PL16.12.2020
RO16.12.2020
SI16.12.2020
SK16.12.2020
SM16.12.2020
BG16.03.2021
GR17.03.2021
IS16.04.2021
PT16.04.2021
IE08.06.2021
LU08.06.2021
BE30.06.2021
Former [2022/34]AL16.12.2020
AT16.12.2020
CZ16.12.2020
DK16.12.2020
EE16.12.2020
FI16.12.2020
HR16.12.2020
LT16.12.2020
LV16.12.2020
MC16.12.2020
PL16.12.2020
RO16.12.2020
SI16.12.2020
SK16.12.2020
SM16.12.2020
BG16.03.2021
GR17.03.2021
IS16.04.2021
PT16.04.2021
IE08.06.2021
LU08.06.2021
BE30.06.2021
Former [2022/23]AL16.12.2020
AT16.12.2020
CZ16.12.2020
DK16.12.2020
EE16.12.2020
FI16.12.2020
HR16.12.2020
LT16.12.2020
LV16.12.2020
MC16.12.2020
PL16.12.2020
RO16.12.2020
SI16.12.2020
SK16.12.2020
SM16.12.2020
BG16.03.2021
GR17.03.2021
IS16.04.2021
PT16.04.2021
IE08.06.2021
LU08.06.2021
Former [2022/21]AL16.12.2020
AT16.12.2020
CZ16.12.2020
DK16.12.2020
EE16.12.2020
FI16.12.2020
HR16.12.2020
LT16.12.2020
LV16.12.2020
MC16.12.2020
PL16.12.2020
RO16.12.2020
SI16.12.2020
SK16.12.2020
SM16.12.2020
BG16.03.2021
GR17.03.2021
PT16.04.2021
IE08.06.2021
LU08.06.2021
IS22.12.2021
Former [2022/18]AL16.12.2020
AT16.12.2020
CZ16.12.2020
DK16.12.2020
EE16.12.2020
FI16.12.2020
HR16.12.2020
LT16.12.2020
LV16.12.2020
MC16.12.2020
PL16.12.2020
RO16.12.2020
SI16.12.2020
SK16.12.2020
SM16.12.2020
BG16.03.2021
GR17.03.2021
PT16.04.2021
LU08.06.2021
IS22.12.2021
Former [2022/13]AL16.12.2020
AT16.12.2020
CZ16.12.2020
DK16.12.2020
EE16.12.2020
FI16.12.2020
HR16.12.2020
LT16.12.2020
LV16.12.2020
MC16.12.2020
PL16.12.2020
RO16.12.2020
SI16.12.2020
SK16.12.2020
SM16.12.2020
BG16.03.2021
GR17.03.2021
PT16.04.2021
IS22.12.2021
Former [2022/10]AL16.12.2020
AT16.12.2020
CZ16.12.2020
DK16.12.2020
EE16.12.2020
FI16.12.2020
HR16.12.2020
LT16.12.2020
LV16.12.2020
MC16.12.2020
PL16.12.2020
RO16.12.2020
SK16.12.2020
SM16.12.2020
BG16.03.2021
GR17.03.2021
PT16.04.2021
IS22.12.2021
Former [2022/08]AL16.12.2020
AT16.12.2020
CZ16.12.2020
DK16.12.2020
EE16.12.2020
FI16.12.2020
HR16.12.2020
LT16.12.2020
LV16.12.2020
MC16.12.2020
PL16.12.2020
RO16.12.2020
SK16.12.2020
SM16.12.2020
BG16.03.2021
GR17.03.2021
IS16.04.2021
PT16.04.2021
Former [2021/49]AL16.12.2020
AT16.12.2020
CZ16.12.2020
DK16.12.2020
EE16.12.2020
FI16.12.2020
HR16.12.2020
LT16.12.2020
LV16.12.2020
PL16.12.2020
RO16.12.2020
SK16.12.2020
SM16.12.2020
BG16.03.2021
GR17.03.2021
IS16.04.2021
PT16.04.2021
Former [2021/45]AL16.12.2020
AT16.12.2020
CZ16.12.2020
EE16.12.2020
FI16.12.2020
HR16.12.2020
LT16.12.2020
LV16.12.2020
PL16.12.2020
RO16.12.2020
SK16.12.2020
SM16.12.2020
BG16.03.2021
GR17.03.2021
IS16.04.2021
PT16.04.2021
Former [2021/42]AT16.12.2020
CZ16.12.2020
EE16.12.2020
FI16.12.2020
HR16.12.2020
LT16.12.2020
LV16.12.2020
PL16.12.2020
RO16.12.2020
SK16.12.2020
SM16.12.2020
BG16.03.2021
GR17.03.2021
IS16.04.2021
PT16.04.2021
Former [2021/39]AT16.12.2020
CZ16.12.2020
EE16.12.2020
FI16.12.2020
HR16.12.2020
LT16.12.2020
LV16.12.2020
PL16.12.2020
RO16.12.2020
SK16.12.2020
SM16.12.2020
BG16.03.2021
GR17.03.2021
PT16.04.2021
Former [2021/37]AT16.12.2020
CZ16.12.2020
EE16.12.2020
FI16.12.2020
HR16.12.2020
LT16.12.2020
LV16.12.2020
RO16.12.2020
SK16.12.2020
SM16.12.2020
BG16.03.2021
GR17.03.2021
PT16.04.2021
Former [2021/36]CZ16.12.2020
EE16.12.2020
FI16.12.2020
HR16.12.2020
LT16.12.2020
LV16.12.2020
RO16.12.2020
SK16.12.2020
SM16.12.2020
BG16.03.2021
GR17.03.2021
PT16.04.2021
Former [2021/35]CZ16.12.2020
FI16.12.2020
HR16.12.2020
LT16.12.2020
LV16.12.2020
RO16.12.2020
SK16.12.2020
SM16.12.2020
BG16.03.2021
GR17.03.2021
PT16.04.2021
Former [2021/34]CZ16.12.2020
FI16.12.2020
HR16.12.2020
LT16.12.2020
LV16.12.2020
SM16.12.2020
BG16.03.2021
GR17.03.2021
PT16.04.2021
Former [2021/33]FI16.12.2020
HR16.12.2020
LT16.12.2020
LV16.12.2020
SM16.12.2020
BG16.03.2021
GR17.03.2021
PT16.04.2021
Former [2021/32]FI16.12.2020
HR16.12.2020
LV16.12.2020
SM16.12.2020
BG16.03.2021
GR17.03.2021
Former [2021/28]FI16.12.2020
HR16.12.2020
LV16.12.2020
BG16.03.2021
GR17.03.2021
Former [2021/24]FI16.12.2020
LV16.12.2020
BG16.03.2021
GR17.03.2021
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LV16.12.2020
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Former [2021/20]FI16.12.2020
Documents cited:Search[XI]US5427602  (DEYOUNG DAVID H [US], et al) [X] 1,10,11 * example 1 * [I] 2-9,12-20;
 [XI]  - COX A ET AL, "Separation of Mg and Mn from beverage can scrap using a recessed-channel", JOURNAL OF THE ELECTROCHEMICAL SOCIETY, ECS, (20031201), vol. 150, no. 12, doi:10.1149/1.1623768, ISSN 0013-4651, pages D200 - D208, XP009167862 [X] 1,10,11 * the whole document * [I] 2-9,12-20

DOI:   http://dx.doi.org/10.1149/1.1623768
International search[A]US1476192  (VEAZEY WILLIAM R, et al);
 [X]US4138245  (STARY RUDOLF);
 [X]US4790873  (GESING ADAM J [CA], et al)
by applicantUS1377374
 US1519128
 US1754788
 US2262105
 US4099965
 US5405427
 US5427602
    - DAVID H. DEYOUNG, Salt Fluxes for Alkali and Alkali and Alkaline Earth Element Removal from Molten Aluminum
    - GRUZLESKI et al., The Treatment of Liquid Aluminum-Silicon Alloys, pages 204 - 205
    - ANTONY COX, "Separation of Mg and Mn from Beverage Can Scrap using a Recessed-Channel Cell", Journal of the Electrochemical Society, (20030000), vol. 150, no. 12, doi:doi:10.1149/1.1623768, pages D200 - D208, XP009167862

DOI:   http://dx.doi.org/10.1149/1.1623768
OppositionUS4138245
 WO2005049875
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