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Extract from the Register of European Patents

EP About this file: EP4213216

EP4213216 - HIGH ELECTRON MOBILITY TRANSISTOR AND METHODS FOR FABRICATING THE SAME [Right-click to bookmark this link]
StatusRequest for examination was made
Status updated on  16.06.2023
Database last updated on 06.07.2024
Most recent event   Tooltip16.02.2024New entry: Renewal fee paid 
Applicant(s)For all designated states
United Microelectronics Corp.
No. 3, Lin-Hsin Rd. 2
Science-Based Industrial Park
Hsin-Chu City 300 / TW
[2023/29]
Inventor(s)01 / YANG, Po-Yu
300 Hsinchu City / TW
 [2023/29]
Representative(s)Isarpatent
Patent- und Rechtsanwälte Barth
Charles Hassa Peckmann & Partner mbB
Friedrichstrasse 31
80801 München / DE
[2023/29]
Application number, filing date22158372.724.02.2022
[2023/29]
Priority number, dateCN2022104154214.01.2022         Original published format: CN202210041542
[2023/29]
Filing languageEN
Procedural languageEN
PublicationType: A1 Application with search report 
No.:EP4213216
Date:19.07.2023
Language:EN
[2023/29]
Search report(s)(Supplementary) European search report - dispatched on:EP04.08.2022
ClassificationIPC:H01L29/778, H01L21/337, H01L23/29, H01L23/31, // H01L29/10, H01L29/417, H01L29/06, H01L29/20
[2023/29]
CPC:
H01L29/7787 (EP); H01L29/7786 (CN,US); H01L29/408 (EP,US);
H01L21/31155 (US); H01L23/291 (EP); H01L23/3171 (EP);
H01L23/3192 (EP); H01L29/66462 (EP,CN,US); H01L29/0657 (EP);
H01L29/1066 (EP); H01L29/2003 (EP); H01L29/41766 (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 [2023/29]
Extension statesBANot yet paid
MENot yet paid
Validation statesKHNot yet paid
MANot yet paid
MDNot yet paid
TNNot yet paid
TitleGerman:TRANSISTOR MIT HOHER ELEKTRONENMOBILITÄT UND VERFAHREN ZUR HERSTELLUNG DAVON[2023/29]
English:HIGH ELECTRON MOBILITY TRANSISTOR AND METHODS FOR FABRICATING THE SAME[2023/29]
French:TRANSISTOR À HAUTE MOBILITÉ D'ÉLECTRONS ET SES PROCÉDÉS DE FABRICATION[2023/29]
Examination procedure10.03.2023Amendment by applicant (claims and/or description)
10.03.2023Examination requested  [2023/29]
10.03.2023Date on which the examining division has become responsible
Fees paidRenewal fee
15.02.2024Renewal fee patent year 03
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Documents cited:Search[A]US2011248283  (CAO JIANJUN [US], et al) [A] 2-9,11 * paragraph [0030]; figure 2G *;
 [A]US2015115326  (PRECHTL GERHARD [AT], et al) [A] 2-9* paragraphs [0041] - [0043] - [0 45]; figure 8 *;
 [XI]US2020335617  (BANERJEE ABHISHEK [BE], et al) [X] 1,10,12-15 * figures 1-6, 10, 11 and associated text * [I] 2-9,11
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.