Register information Patent

DE file number : 10 2021 108 491.1 (Status: pending/in force, Query started: August 9, 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 108 491.1
54Designation/titleTIINTERCONNECT-STRUKTUR MIT STAPEL AUS DIELEKTRISCHER KAPPSCHICHT UND ÄTZSTOPPSCHICHT UND VERFAHREN
51IPC main classICM
(ICMV)		 H01L 21/768 (2006.01)
51IPC secondary class(es)ICS
(ICSV)		 H01L 23/52 (2006.01)
22DE application dateDATApr 6, 2021
43Date of first publicationOTMar 31, 2022
Date of publication of grantPETFeb 13, 2025
71/73Applicant/ownerINHTaiwan Semiconductor Manufacturing Co., Ltd., Hsinchu, TW
72InventorINWang, Chao-Chun, Hsinchu, TW; Wang, Jen Hung, Hsinchu, TW
74RepresentativeVTRBOEHMERT & BOEHMERT Anwaltspartnerschaft mbB - Patentanwälte Rechtsanwälte, 28359 Bremen, DE
10Published DE documentsDEPNOriginal document: DE102021108491A1
Searchable text: DE102021108491A1
Original document: DE102021108491B4
Searchable text: DE102021108491B4
Address for service BOEHMERT & BOEHMERT Anwaltspartnerschaft mbB - Patentanwälte Rechtsanwälte, 28359 Bremen, DE
33
31
32
Foreign priorityPRC
PRNA
PRDA
US
17/210,015
Mar 23, 2021
33
31
32
Foreign priorityPRC
PRNA
PRDA
US
63/084,812
Sep 29, 2020
Due dateFT
FG		Apr 30, 2026
Annual fee for the 6th year Patent fees
Patent division in charge 33
56CitationsCT US020130277853A1 (US 2013 / 0 277 853 A1)
US020170278742A1 (US 2017 / 0 278 742 A1)
43Date of first publicationEVTMar 31, 2022
Number of official communications (office actions) 1
Number of responses 1
Date of the first transfer into DPMAregisterEREGTMar 31, 2022
Date of the (most recent) update in DPMAregisterREGTMay 9, 2025
(Show all update days)(Hide all update days)
  • May 9, 2025
    • Due date: changed
  • May 7, 2025
    • St.36: changed (technical change)
  • Feb 13, 2025
    • Published DE documents: changed
    • Procedures: Publications, Patent specification, 13.02.2025: changed
  • Jan 17, 2025
    • Procedures: Publications, Patent specification, 13.02.2025: new
  • Jan 10, 2025
    • Date of publication of grant: new
  • Nov 9, 2024
    • Procedures: Examination procedure, Decision to grant patent , 08.11.2024: new
  • Nov 7, 2024
    • Designation/title: changed
  • Aug 16, 2024
    • St.36: changed (technical change)
  • Mar 31, 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 Apr 6, 2021  Details anzeigen
2 Examination procedure Request for examination effectively filed Apr 6, 2021  Details anzeigen
3 Pre-registration procedure Pre-registration procedure has been concluded May 12, 2021  Details anzeigen
4 Publications Publication of application (Offenlegungsschrift) Mar 31, 2022 Mar 31, 2022 Details anzeigen
5 Examination procedure Official communication on examination Jan 11, 2023  Details anzeigen
6 Examination procedure Reply to official communication Dec 14, 2023  Details anzeigen
7 Examination procedure Decision to grant patent by Examining Section/Patent Division Nov 8, 2024  Details anzeigen
8 Publications Patent specification Feb 13, 2025 Feb 13, 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 statusVSTTApr 6, 2021
Date of update of the procedureREGTMar 31, 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 statusVSTTApr 6, 2021
Third party request No
Date of receiptAEGTApr 6, 2021
Date of update of the procedureREGTMar 31, 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 statusVSTTMay 12, 2021
Date of update of the procedureREGTMar 31, 2022
View procedures Publications (No.: 4)
INIDCriterionFieldContent Close details
Type of procedureVARTPublications
Legal/procedural statusVSTPublication of application (Offenlegungsschrift)
Date of legal/procedural statusVSTTMar 31, 2022
Issue numberHN13
YearPJ2022
Publication dateVTMar 31, 2022
Type of publicationPARTDocuments
PartHTPart 2
10Published DE documentsDEPNOriginal document: DE102021108491A1
Searchable text: DE102021108491A1
Date of update of the procedureREGTMar 31, 2022
View procedures Examination procedure (No.: 5)
INIDCriterionFieldContent Close details
Type of procedureVARTExamination procedure
Legal/procedural statusVSTOfficial communication on examination
Date of legal/procedural statusVSTTJan 11, 2023
Date of update of the procedureREGTJan 12, 2023
View procedures Examination procedure (No.: 6)
INIDCriterionFieldContent Close details
Type of procedureVARTExamination procedure
Legal/procedural statusVSTReply to official communication
Date of legal/procedural statusVSTTDec 14, 2023
Date of update of the procedureREGTDec 19, 2023
View procedures Examination procedure (No.: 7)
INIDCriterionFieldContent Close details
Type of procedureVARTExamination procedure
Legal/procedural statusVSTDecision to grant patent by Examining Section/Patent Division
Date of legal/procedural statusVSTTNov 8, 2024
Date of update of the procedureREGTNov 9, 2024
View procedures Publications (No.: 8)
INIDCriterionFieldContent Close details
Type of procedureVARTPublications
Legal/procedural statusVSTPatent specification
Date of legal/procedural statusVSTTFeb 13, 2025
Issue numberHN7
YearPJ2025
Publication dateVTFeb 13, 2025
Type of publicationPARTDocuments
PartHTPart 3
10Published DE documentsDEPNOriginal document: DE102021108491B4
Searchable text: DE102021108491B4
Date of update of the procedureREGTFeb 13, 2025