Register information Patent

DE file number : 10 2021 120 227.2 (Status: pending/in force, Query started: August 24, 2025)

Please note: This English version is a non-binding translation of the German register excerpt. Only the German version of the register excerpt is legally binding.

Master data
INIDCriterionFieldContent
Type of IP rightSARTPatent
StatusSTPending/in force
21DE file number DAKZ10 2021 120 227.2
54Designation/titleTIIC-CHIP MIT DOTIERTEM SEITENWAND-ABSTANDSHALTER/ DOTIERTER ÄTZSTOPPSCHICHT FÜR SPEICHER UND VERFAHREN ZUR HERSTELLUNG
51IPC main classICM
(ICMV)		 H10B 61/00 (2023.01)
51IPC secondary class(es)ICS
(ICSV)		 H01L 21/768 (2006.01), H01L 23/522 (2006.01), H10N 50/80 (2023.01), H10N 50/01 (2023.01)
22DE application dateDATAug 4, 2021
43Date of first publicationOTDec 8, 2022
Date of publication of grantPETJun 5, 2025
71/73Applicant/ownerINHTaiwan Semiconductor Manufacturing Co., Ltd., Hsinchu, TW
72InventorINLee, Bi-Shen, Hsinchu, TW; Trinh, Hai-Dang, Hsinchu, TW; Kuang, Hsun-Chung, Hsinchu, TW; Tsai, Cheng-Yuan, Hsinchu, TW
74RepresentativeVTRBOEHMERT & BOEHMERT Anwaltspartnerschaft mbB - Patentanwälte Rechtsanwälte, 28359 Bremen, DE
10Published DE documentsDEPNOriginal document: DE102021120227A1
Searchable text: DE102021120227A1
Original document: DE102021120227B4
Searchable text: DE102021120227B4
Address for service BOEHMERT & BOEHMERT Anwaltspartnerschaft mbB - Patentanwälte Rechtsanwälte, 28359 Bremen, DE
33
31
32
Foreign priorityPRC
PRNA
PRDA
US
17/388,484
Jul 29, 2021
33
31
32
Foreign priorityPRC
PRNA
PRDA
US
63/196,364
Jun 3, 2021
Due dateFT
FG		Aug 31, 2025
Annual fee for the 5th year Patent fees
Patent division in charge 33
56CitationsCT DE102020106589A1 (DE 10 2020 106 589 A1)
US020210098529A1 (US 2021 / 0 098 529 A1)
43Date of first publicationEVTDec 8, 2022
Number of official communications (office actions) 1
Number of responses 1
Date of the first transfer into DPMAregisterEREGTDec 9, 2022
Date of the (most recent) update in DPMAregisterREGTJun 5, 2025
(Show all update days)(Hide all update days)
  • Jun 5, 2025
    • Published DE documents: changed
    • Procedures: Publications, Patent specification, 05.06.2025: changed
  • May 8, 2025
    • Date of publication of grant: new
    • Procedures: Publications, Patent specification, 05.06.2025: new
  • Apr 27, 2025
    • St.36: changed (technical change)
  • Feb 28, 2025
    • Procedures: Examination procedure, Decision to grant patent , 27.02.2025: new
  • Feb 14, 2025
    • Designation/title: changed
  • Sep 7, 2024
    • Due date: changed
  • Aug 8, 2024
    • St.36: changed (technical change)
  • Dec 9, 2022
    • Date of the first transfer into DPMAregister
Procedural data
No.Kind of procedureLegal statusDate of legal/procedural statusPublication dateAlle Details anzeigen
1 Pre-registration procedure The application is under preliminary examination Aug 4, 2021  Details anzeigen
2 Examination procedure Request for examination effectively filed Aug 4, 2021  Details anzeigen
3 Pre-registration procedure Pre-registration procedure has been concluded Oct 29, 2021  Details anzeigen
4 Examination procedure Official communication on examination Feb 14, 2022  Details anzeigen
5 Examination procedure Reply to official communication Oct 6, 2022  Details anzeigen
6 Change of classification Change of IPC main class Nov 25, 2022 Jan 5, 2023 Details anzeigen
7 Publications Publication of application (Offenlegungsschrift) Dec 8, 2022 Dec 8, 2022 Details anzeigen
8 Examination procedure Decision to grant patent by Examining Section/Patent Division Feb 27, 2025  Details anzeigen
9 Publications Patent specification Jun 5, 2025 Jun 5, 2025 Details anzeigen
View procedures Pre-registration procedure (No.: 1)
INIDCriterionFieldContent Close details
Type of procedureVARTPre-registration procedure
Legal/procedural statusVSTThe application is under preliminary examination
Date of legal/procedural statusVSTTAug 4, 2021
Date of update of the procedureREGTDec 9, 2022
View procedures Examination procedure (No.: 2)
INIDCriterionFieldContent Close details
Type of procedureVARTExamination procedure
Legal/procedural statusVSTRequest for examination effectively filed
Date of legal/procedural statusVSTTAug 4, 2021
Third party request No
Date of receiptAEGTAug 4, 2021
Date of update of the procedureREGTDec 9, 2022
View procedures Pre-registration procedure (No.: 3)
INIDCriterionFieldContent Close details
Type of procedureVARTPre-registration procedure
Legal/procedural statusVSTPre-registration procedure has been concluded
Date of legal/procedural statusVSTTOct 29, 2021
Date of update of the procedureREGTDec 9, 2022
View procedures Examination procedure (No.: 4)
INIDCriterionFieldContent Close details
Type of procedureVARTExamination procedure
Legal/procedural statusVSTOfficial communication on examination
Date of legal/procedural statusVSTTFeb 14, 2022
Date of update of the procedureREGTDec 9, 2022
View procedures Examination procedure (No.: 5)
INIDCriterionFieldContent Close details
Type of procedureVARTExamination procedure
Legal/procedural statusVSTReply to official communication
Date of legal/procedural statusVSTTOct 6, 2022
Date of update of the procedureREGTDec 9, 2022
View procedures Change of classification (No.: 6)
INIDCriterionFieldContent Close details
Type of procedureVARTChange of classification
Legal/procedural statusVSTChange of IPC main class
Date of legal/procedural statusVSTTNov 25, 2022
Issue numberHN1
YearPJ2023
Publication dateVTJan 5, 2023
Type of publicationPARTBibliographic data
PartHTPart 2
51IPC main classICM
(ICMV)		 H10B 61/00 (2023.01)
51Previous IPC main classICMF
(ICMVF)		 H01L 27/22 (2006.01)
Date of update of the procedureREGTJan 5, 2023
View procedures Publications (No.: 7)
INIDCriterionFieldContent Close details
Type of procedureVARTPublications
Legal/procedural statusVSTPublication of application (Offenlegungsschrift)
Date of legal/procedural statusVSTTDec 8, 2022
Issue numberHN49
YearPJ2022
Publication dateVTDec 8, 2022
Type of publicationPARTDocuments
PartHTPart 2
10Published DE documentsDEPNOriginal document: DE102021120227A1
Searchable text: DE102021120227A1
Date of update of the procedureREGTDec 9, 2022
View procedures Examination procedure (No.: 8)
INIDCriterionFieldContent Close details
Type of procedureVARTExamination procedure
Legal/procedural statusVSTDecision to grant patent by Examining Section/Patent Division
Date of legal/procedural statusVSTTFeb 27, 2025
Date of update of the procedureREGTFeb 28, 2025
View procedures Publications (No.: 9)
INIDCriterionFieldContent Close details
Type of procedureVARTPublications
Legal/procedural statusVSTPatent specification
Date of legal/procedural statusVSTTJun 5, 2025
Issue numberHN23
YearPJ2025
Publication dateVTJun 5, 2025
Type of publicationPARTDocuments
PartHTPart 3
10Published DE documentsDEPNOriginal document: DE102021120227B4
Searchable text: DE102021120227B4
Date of update of the procedureREGTJun 5, 2025