Register information Patent

DE file number : 10 2020 119 184.7 (Status: pending/in force, Query started: August 22, 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
INID	Criterion	Field	Content
	Type of IP right	SART	Patent
	Status	ST	Pending/in force
21	DE file number	DAKZ	10 2020 119 184.7
54	Designation/title	TI	DIFFUSIONSSPERRE FÜR HALBLEITERVORRICHTUNG UND VERFAHREN
51	IPC main class	ICM (ICMV)	H01L 21/768 (2006.01)
51	IPC secondary class(es)	ICS (ICSV)	H01L 23/522 (2006.01)
22	DE application date	DAT	Jul 21, 2020
43	Date of first publication	OT	Dec 16, 2021
71/73	Applicant/owner	INH	Taiwan Semiconductor Manufacturing Co., Ltd., Hsinchu, TW
72	Inventor	IN	Kuo, Chia-Pang, Hsinchu, TW; Shih, Huan-Yu, Hsinchu, TW; Chen, Wen-Hsuan, Hsinchu, TW; Tsai, Cheng-Lun, Hsinchu, TW; Lee, Ya-Lien, Hsinchu, TW; Weng, Cheng-Hui, Hsinchu, TW; Lin, Chun-Chieh, Hsinchu, TW; Su, Hung-Wen, Hsinchu, TW; Liu, Yao-Min, Hsinchu, TW
74	Representative	VTR	BOEHMERT & BOEHMERT Anwaltspartnerschaft mbB - Patentanwälte Rechtsanwälte, 28359 Bremen, DE
10	Published DE documents	DEPN	Original document: DE102020119184A1 Searchable text: DE102020119184A1
	Address for service		BOEHMERT & BOEHMERT Anwaltspartnerschaft mbB - Patentanwälte Rechtsanwälte, 28359 Bremen, DE
33 31 32	Foreign priority	PRC PRNA PRDA	US 16/899,055 Jun 11, 2020
	Due date	FT FG	Jul 31, 2026 Annual fee for the 7th year Patent fees
	Patent division in charge		33
56	Citations	CT	DE102005023122A1 (DE 10 2005 023 122 A1) DE102018131694A1 (DE 10 2018 131 694 A1) US020150255340A1 (US 2015 / 0 255 340 A1) US020130140698A1 (US 2013 / 0 140 698 A1) US020040197958A1 (US 2004 / 0 197 958 A1) WO002019018379A1 (WO 2019/ 018 379 A1) KR102020043531A (KR 10 2020 0 043 531 A) US020150294863A1 (US 2015 / 0 294 863 A1)
43	Date of first publication	EVT	Dec 16, 2021
	Number of official communications (office actions)		4
	Number of responses		4
	Date of the first transfer into DPMAregister	EREGT	Dec 16, 2021
	Date of the (most recent) update in DPMAregister	REGT	Aug 12, 2025 (Show all update days)(Hide all update days) Aug 12, 2025 Due date: changed Aug 7, 2025 Citations: changed Feb 12, 2025 Citations: changed Jan 11, 2025 Citations: changed Number of responses: changed Procedures: Examination procedure, Reply to official communication received, 27.12.2024: new Jan 10, 2025 Citations: changed Aug 28, 2024 Citations: changed Number of official communications (office actions): changed Procedures: Examination procedure, Official communication on examination issued, 27.08.2024: new Aug 9, 2024 Due date: changed Aug 7, 2024 Citations: changed Dec 16, 2021 Date of the first transfer into DPMAregister

Procedural data
No.	Kind of procedure	Legal status	Date of legal/procedural status	Publication date	Alle Details anzeigen
1	Pre-registration procedure	The application is under preliminary examination	Jul 21, 2020		Details anzeigen
2	Examination procedure	Request for examination effectively filed	Jul 21, 2020		Details anzeigen
3	Pre-registration procedure	Pre-registration procedure has been concluded	Nov 10, 2020		Details anzeigen
4	Examination procedure	Official communication on examination	Feb 16, 2021		Details anzeigen
5	Examination procedure	Reply to official communication	Sep 3, 2021		Details anzeigen
6	Publications	Publication of application (Offenlegungsschrift)	Dec 16, 2021	Dec 16, 2021	Details anzeigen
7	Examination procedure	Official communication on examination	Jun 20, 2022		Details anzeigen
8	Examination procedure	Reply to official communication	Oct 6, 2022		Details anzeigen
9	Examination procedure	Official communication on examination	Jun 9, 2023		Details anzeigen
10	Examination procedure	Reply to official communication	Oct 13, 2023		Details anzeigen
11	Examination procedure	Official communication on examination	Aug 27, 2024		Details anzeigen
12	Examination procedure	Reply to official communication	Dec 27, 2024		Details anzeigen

View procedures Pre-registration procedure (No.: 1)
Criterion	Field	Content Close details
Type of procedure	VART	Pre-registration procedure
Legal/procedural status	VST	The application is under preliminary examination
Date of legal/procedural status	VSTT	Jul 21, 2020
Date of update of the procedure	REGT	Dec 16, 2021

View procedures Examination procedure (No.: 2)
Criterion	Field	Content Close details
Type of procedure	VART	Examination procedure
Legal/procedural status	VST	Request for examination effectively filed
Date of legal/procedural status	VSTT	Jul 21, 2020
Third party request		No
Date of receipt	AEGT	Jul 21, 2020
Date of update of the procedure	REGT	Dec 16, 2021

View procedures Pre-registration procedure (No.: 3)
Criterion	Field	Content Close details
Type of procedure	VART	Pre-registration procedure
Legal/procedural status	VST	Pre-registration procedure has been concluded
Date of legal/procedural status	VSTT	Nov 10, 2020
Date of update of the procedure	REGT	Dec 16, 2021

View procedures Examination procedure (No.: 4)
Criterion	Field	Content Close details
Type of procedure	VART	Examination procedure
Legal/procedural status	VST	Official communication on examination
Date of legal/procedural status	VSTT	Feb 16, 2021
Date of update of the procedure	REGT	Dec 16, 2021

View procedures Examination procedure (No.: 5)
Criterion	Field	Content Close details
Type of procedure	VART	Examination procedure
Legal/procedural status	VST	Reply to official communication
Date of legal/procedural status	VSTT	Sep 3, 2021
Date of update of the procedure	REGT	Dec 16, 2021

View procedures Publications (No.: 6)
INID	Criterion	Field	Content Close details
	Type of procedure	VART	Publications
	Legal/procedural status	VST	Publication of application (Offenlegungsschrift)
	Date of legal/procedural status	VSTT	Dec 16, 2021
	Issue number	HN	50
	Year	PJ	2021
	Publication date	VT	Dec 16, 2021
	Type of publication	PART	Documents
	Part	HT	Part 2
10	Published DE documents	DEPN	Original document: DE102020119184A1 Searchable text: DE102020119184A1
	Date of update of the procedure	REGT	Dec 16, 2021

View procedures Examination procedure (No.: 7)
Criterion	Field	Content Close details
Type of procedure	VART	Examination procedure
Legal/procedural status	VST	Official communication on examination
Date of legal/procedural status	VSTT	Jun 20, 2022
Date of update of the procedure	REGT	Jun 21, 2022

View procedures Examination procedure (No.: 8)
Criterion	Field	Content Close details
Type of procedure	VART	Examination procedure
Legal/procedural status	VST	Reply to official communication
Date of legal/procedural status	VSTT	Oct 6, 2022
Date of update of the procedure	REGT	Oct 11, 2022

View procedures Examination procedure (No.: 9)
Criterion	Field	Content Close details
Type of procedure	VART	Examination procedure
Legal/procedural status	VST	Official communication on examination
Date of legal/procedural status	VSTT	Jun 9, 2023
Date of update of the procedure	REGT	Jun 10, 2023

View procedures Examination procedure (No.: 10)
Criterion	Field	Content Close details
Type of procedure	VART	Examination procedure
Legal/procedural status	VST	Reply to official communication
Date of legal/procedural status	VSTT	Oct 13, 2023
Date of update of the procedure	REGT	Oct 17, 2023

View procedures Examination procedure (No.: 11)
Criterion	Field	Content Close details
Type of procedure	VART	Examination procedure
Legal/procedural status	VST	Official communication on examination
Date of legal/procedural status	VSTT	Aug 27, 2024
Date of update of the procedure	REGT	Aug 28, 2024

View procedures Examination procedure (No.: 12)
Criterion	Field	Content Close details
Type of procedure	VART	Examination procedure
Legal/procedural status	VST	Reply to official communication
Date of legal/procedural status	VSTT	Dec 27, 2024
Date of update of the procedure	REGT	Jan 11, 2025