Register information Patent

DE file number : 10 2020 115 438.0 (Status: pending/in force, Query started: August 14, 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 115 438.0
54Designation/titleTIKraftstoffversorgungssystem und Verfahren zum Betrieb einer mit in einem Speicherbehälter bevorrateten Flüssiggas betriebenen Verbrennungskraftmaschine, welches Rückverflüssigungs-Komponenten des im Speicherbehälter entstehenden Boil-Off umfasst
51IPC main classICM
(ICMV)		 F17C 7/00 (2006.01)
22DE application dateDATJun 10, 2020
43Date of first publicationOTDec 16, 2021
71/73Applicant/ownerINHVOLKSWAGEN AKTIENGESELLSCHAFT, 38440 Wolfsburg, DE
72InventorINMoafi Madani, Seyed Ali, 38106 Braunschweig, DE
74RepresentativeVTRGulde & Partner Patent- und Rechtsanwaltskanzlei mbB, 10785 Berlin, DE
10Published DE documentsDEPNOriginal document: DE102020115438A1
Searchable text: DE102020115438A1
Address for service Gulde & Partner Patent- und Rechtsanwaltskanzlei mbB, 10785 Berlin, DE
Due dateFT
FG		Jun 30, 2026
Annual fee for the 7th year Patent fees
Patent division in charge 19
56CitationsCT[A]    WO002002095285A1 (WO 02/ 095 285 A1)
[A]    EP000003309442A1 (EP 3 309 442 A1)
43Date of first publicationEVTDec 16, 2021
Number of official communications (office actions) 0
Number of responses 0
Date of the first transfer into DPMAregisterEREGTDec 16, 2021
Date of the (most recent) update in DPMAregisterREGTJul 5, 2025
(Show all update days)(Hide all update days)
  • Jul 5, 2025
    • Due date: changed
  • Nov 20, 2024
    • Representative: changed
  • Nov 19, 2024
    • Address for service: changed
  • Aug 19, 2024
    • St.36: changed (technical change)
  • Dec 16, 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 Jun 10, 2020  Details anzeigen
2 Search procedure Request for search effectively filed Jun 10, 2020  Details anzeigen
3 Pre-registration procedure Pre-registration procedure has been concluded Jul 16, 2020  Details anzeigen
4 Search procedure Information on identified prior art provided Mar 16, 2021  Details anzeigen
5 Publications Publication of application (Offenlegungsschrift) Dec 16, 2021 Dec 16, 2021 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 statusVSTTJun 10, 2020
Date of update of the procedureREGTDec 16, 2021
View procedures Search procedure (No.: 2)
INIDCriterionFieldContent Close details
Type of procedureVARTSearch procedure
Legal/procedural statusVSTRequest for search effectively filed
Date of legal/procedural statusVSTTJun 10, 2020
Third party request No
Date of receiptAEGTJun 10, 2020
Date of update of the procedureREGTDec 16, 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 statusVSTTJul 16, 2020
Date of update of the procedureREGTDec 16, 2021
View procedures Search procedure (No.: 4)
INIDCriterionFieldContent Close details
Type of procedureVARTSearch procedure
Legal/procedural statusVSTInformation on identified prior art provided
Date of legal/procedural statusVSTTMar 16, 2021
Third party request No
Date of receiptAEGTJun 10, 2020
Date of update of the procedureREGTDec 16, 2021
View procedures Publications (No.: 5)
INIDCriterionFieldContent Close details
Type of procedureVARTPublications
Legal/procedural statusVSTPublication of application (Offenlegungsschrift)
Date of legal/procedural statusVSTTDec 16, 2021
Issue numberHN50
YearPJ2021
Publication dateVTDec 16, 2021
Type of publicationPARTDocuments
PartHTPart 2
10Published DE documentsDEPNOriginal document: DE102020115438A1
Searchable text: DE102020115438A1
Date of update of the procedureREGTDec 16, 2021