Register information Patent

DE file number : 10 2020 119 021.2 (Status: pending/in force, Query started: September 17, 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 2020 119 021.2
54Designation/titleTIBrennstoffzellenstapel, Brennstoffzellenvorrichtung sowie Brennstoffzellen-Fahrzeug
51IPC main classICM
(ICMV)		 H01M 8/2485 (2016.01)
51IPC secondary class(es)ICS
(ICSV)		 B60L 50/72 (2019.01), H01M 8/2475 (2016.01), H01M 8/248 (2016.01), H01M 8/2484 (2016.01)
22DE application dateDATJul 17, 2020
43Date of first publicationOTJul 29, 2021
Date of publication of grantPETJul 29, 2021
71/73Applicant/ownerINHkraftwerk ASSETS Inc., Wilmington, DE, US; VOLKSWAGEN AKTIENGESELLSCHAFT, 38440 Wolfsburg, DE
72InventorINHeinrich, Lutz, 01324 Dresden, DE; Kühn, Sascha, Dr., 01324 Dresden, DE; Turner, Heiko, Dr., 38159 Vechelde, DE; Jenssen, Dirk, Dr., 38114 Braunschweig, DE; Schlitzberger, Christian, Dr., 39217 Schönebeck, DE; Buchenberger, Martin, 38176 Wendeburg, DE; Walkling, Friedhelm, 38114 Braunschweig, DE; Moll, Florian, Dr., 38550 Isenbüttel, DE; Wieland, Steffen, Dr., 74388 Talheim, DE; Zimmermann, Christin, Dr., 01189 Dresden, DE
74RepresentativeVTRHentrich Patent- & Rechtsanwaltspartnerschaft mbB, 89073 Ulm, DE
10Published DE documentsDEPNOriginal document: DE102020119021B3
Searchable text: DE102020119021B3
Address for service Hentrich Patent- & Rechtsanwaltspartnerschaft mbB, 89073 Ulm, DE
Domestic priority claimed inPRNCIPCT/EP2021/069773
50 2021 005 328.4
Due dateFT
FG		Jul 31, 2026
Annual fee for the 7th year Patent fees
Patent division in charge 42
43Date of first publicationEVTJul 29, 2021
Number of official communications (office actions) 0
Number of responses 0
Date of the first transfer into DPMAregisterEREGTJul 29, 2021
Date of the (most recent) update in DPMAregisterREGTAug 6, 2025
(Show all update days)(Hide all update days)
  • Aug 6, 2025
    • Due date: changed
  • Nov 21, 2024
    • Procedures: New applicant/owner details, New applicant/owner details, 15.10.2024: changed
  • Oct 16, 2024
    • Applicant/owner: changed
    • Domestic priority claimed in: changed
    • Procedures: New applicant/owner details, New applicant/owner details, 15.10.2024: new
  • Aug 9, 2024
    • Due date: changed
  • Aug 7, 2024
    • St.36: changed (technical change)
  • Aug 8, 2023; Jan 26, 2023; Jul 30, 2022; Jul 1, 2022; May 29, 2022; Feb 5, 2022; Feb 2, 2022; Jan 26, 2022
    • Historical data not available for this/these date(s)
  • Jul 29, 2021
    • 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 Jul 17, 2020  Details anzeigen
2 Examination procedure Request for examination effectively filed Jul 17, 2020  Details anzeigen
3 Pre-registration procedure Pre-registration procedure has been concluded Sep 2, 2020  Details anzeigen
4 Examination procedure Decision to grant patent by Examining Section/Patent Division Apr 21, 2021  Details anzeigen
5 Publications Patent specification Jul 29, 2021 Jul 29, 2021 Details anzeigen
6 Examination procedure Grant of patent has become final Apr 30, 2022 Jul 7, 2022 Details anzeigen
7 New applicant/owner details New applicant/owner details Oct 15, 2024 Nov 21, 2024 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 statusVSTTJul 17, 2020
Date of update of the procedureREGTJul 29, 2021
View procedures Examination procedure (No.: 2)
INIDCriterionFieldContent Close details
Type of procedureVARTExamination procedure
Legal/procedural statusVSTRequest for examination effectively filed
Date of legal/procedural statusVSTTJul 17, 2020
Third party request No
Date of receiptAEGTJul 17, 2020
Date of update of the procedureREGTJul 29, 2021
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 statusVSTTSep 2, 2020
Date of update of the procedureREGTJul 29, 2021
View procedures Examination procedure (No.: 4)
INIDCriterionFieldContent Close details
Type of procedureVARTExamination procedure
Legal/procedural statusVSTDecision to grant patent by Examining Section/Patent Division
Date of legal/procedural statusVSTTApr 21, 2021
Date of update of the procedureREGTJul 29, 2021
View procedures Publications (No.: 5)
INIDCriterionFieldContent Close details
Type of procedureVARTPublications
Legal/procedural statusVSTPatent specification
Date of legal/procedural statusVSTTJul 29, 2021
Issue numberHN30
YearPJ2021
Publication dateVTJul 29, 2021
Type of publicationPARTDocuments
PartHTPart 3
10Published DE documentsDEPNOriginal document: DE102020119021B3
Searchable text: DE102020119021B3
Date of update of the procedureREGTJul 29, 2021
View procedures Examination procedure (No.: 6)
INIDCriterionFieldContent Close details
Type of procedureVARTExamination procedure
Legal/procedural statusVSTGrant of patent has become final
Date of legal/procedural statusVSTTApr 30, 2022
Issue numberHN27
YearPJ2022
Publication dateVTJul 7, 2022
Type of publicationPARTBibliographic data
PartHTPart 3
Date of update of the procedureREGTJul 1, 2022
View procedures New applicant/owner details (No.: 7)
INIDCriterionFieldContent Close details
Type of procedureVARTNew applicant/owner details
Legal/procedural statusVSTNew applicant/owner details
Date of legal/procedural statusVSTTOct 15, 2024
Issue numberHN47
YearPJ2024
Publication dateVTNov 21, 2024
Type of publicationPARTBibliographic data
PartHTPart 3
71/73Applicant/ownerINHkraftwerk ASSETS Inc., Wilmington, DE, US; VOLKSWAGEN AKTIENGESELLSCHAFT, 38440 Wolfsburg, DE
71/73Previous applicant/ownerINHFkraftwerk TUBES GmbH, 01324 Dresden, DE, VOLKSWAGEN AKTIENGESELLSCHAFT, 38440 Wolfsburg, DE
Date of update of the procedureREGTNov 21, 2024