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Extract from the Register of European Patents

EP About this file: EP2471980

EP2471980 - Method for producing silicon single crystal ingot [Right-click to bookmark this link]
StatusThe application is deemed to be withdrawn
Status updated on  04.11.2015
Database last updated on 07.10.2024
Most recent event   Tooltip04.11.2015Application deemed to be withdrawnpublished on 02.12.2015  [2015/49]
Applicant(s)For all designated states
Siltronic AG
Hanns-Seidel-Platz 4
81737 München / DE
[2012/27]
Inventor(s)01 / Kato, Hideo
1-5-13, Murozumi
Hikari, Yamaguchi 743-0007 / JP
02 / Murakami, Hideaki
4-29-17, Nijigaoka
Hikari, Yamaguchi 743-0031 / JP
 [2012/27]
Representative(s)Staudacher, Wolfgang, et al
Siltronic AG
Corporate Intellectual Property
Hanns-Seidel-Platz 4
81737 München / DE
[N/P]
Former [2012/27]Staudacher, Wolfgang, et al
Siltronic AG Corporate Intellectual Property Hanns-Seidel-Platz 4
81737 München / DE
Application number, filing date11194298.319.12.2011
[2012/27]
Priority number, dateJP2010029396428.12.2010         Original published format: JP 2010293964
[2012/27]
Filing languageEN
Procedural languageEN
PublicationType: A1 Application with search report 
No.:EP2471980
Date:04.07.2012
Language:EN
[2012/27]
Search report(s)(Supplementary) European search report - dispatched on:EP13.02.2012
ClassificationIPC:C30B29/06, C30B15/02
[2012/27]
CPC:
C30B29/06 (EP,KR,US); C30B15/00 (EP,KR,US); C30B35/007 (EP,US);
H01L21/02 (KR)
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 [2012/27]
Extension statesBANot yet paid
MENot yet paid
TitleGerman:Züchtungsverfahren für Siliziumeinkristall[2012/27]
English:Method for producing silicon single crystal ingot[2012/27]
French:méthode de production de monocristaux de silicium[2012/27]
Examination procedure19.12.2011Examination requested  [2012/27]
13.04.2012Despatch of a communication from the examining division (Time limit: M04)
23.07.2012Reply to a communication from the examining division
01.07.2015Application deemed to be withdrawn, date of legal effect  [2015/49]
28.07.2015Despatch of communication that the application is deemed to be withdrawn, reason: renewal fee not paid in time  [2015/49]
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  13.04.2012
Fees paidRenewal fee
27.12.2013Renewal fee patent year 03
Penalty fee
Additional fee for renewal fee
31.12.201404   M06   Not yet paid
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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.
Documents cited:Search[X]US6284040  (HOLDER JOHN D [US], et al) [X] 1-5 * column 4, line 14 - column 6, line 28; figures 1-3; claims 1-6 *;
 [XD]WO2009130943  (SUMCO CORP [JP], et al) [XD] 1-5 * abstract *;
 [X]JP2010241620  (SUMCO CORP, et al) [X] 1-5 * paragraph [0021]; figures 1,3-4 *;
 EP2267188  [ ] (SUMCO CORP [JP]) [ ] * paragraph [0048]; figures 1,4; claims 1-4 *
by applicantJPH059097
 JP2002535223
 JP2007210803
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.