Register information Patent

DE file number : 60 2020 017 247.5 (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
INIDCriterionFieldContent
Type of IP rightSARTPatent
StatusSTPending/in force
21DE file number DAKZ60 2020 017 247.5
96EP file numberEAKZ20 73 4786.5
86WO file numberWAKZPCT/EP2020/068707
97EP publication numberEPN3997067
87WO publication numberWPN2021004897
54Designation/titleTIVERFAHREN ZUR VERRINGERUNG DER KONZENTRATION VON SO3 IN EINEM REAKTIONSGEMISCH MIT METHANSULFONSÄURE UND SO3
51IPC main classICM
(ICMV)		 C07C 303/44 (2006.01)
22DE application dateDATJul 2, 2020
96EP application dateEATJul 2, 2020
86WO application dateWATJul 2, 2020
43Date of first publicationOTJan 14, 2021
Date of publication of grantPETSep 6, 2023
71/73Applicant/ownerINHBASF SE, 67063 Ludwigshafen, DE
72InventorINOTT, Timo, 47169 Duisburg, DE
Address for service BASF SE, 67063 Ludwigshafen, DE
33
31
32
Foreign priorityPRC
PRNA
PRDA
EP
19185468
Jul 10, 2019
Due dateFT
FG		Jul 31, 2026
Annual fee for the 7th year Patent fees
Patent division in charge 44
97EP language of publicationELANGEN - Englisch
84Designated EP contracting statesEDSAL, AT, BE, BG, CH, CY, CZ, DE, DK, EE, ES, FI, FR, GB, GR, HR, HU, IE, IS, IT, LI, LT, LU, LV, MC, MK, MT, NL, NO, PL, PT, RO, RS, SE, SI, SK, SM, TR
Published EP/WO documentsEPWOPNOriginal document: EP000003997067A1
Searchable text: EP000003997067A1
Original document: EP000003997067B1
Searchable text: EP000003997067B1
Original document: WO002021004897
Searchable text: WO002021004897
43Date of first publicationEVTJan 14, 2021
Date of the first transfer into DPMAregisterEREGTMay 18, 2022
Date of the (most recent) update in DPMAregisterREGTAug 12, 2025
(Show all update days)(Hide all update days)
  • Aug 12, 2025
    • Due date: changed
  • May 6, 2025
    • Procedures: Procedure relating to EP application, EPO publication of mention of grant , 06.09.2023: new
    • Procedures: Procedure relating to EP application, EPO publication of mention of grant , 06.09.2023: deleted
  • Aug 9, 2024
    • Due date: changed
  • Aug 7, 2024
    • Procedures: Procedure relating to EP application, Grant has become final, 07.06.2024: changed
  • Jul 25, 2024
    • Procedures: Procedure relating to EP application, Grant has become final, 07.06.2024: new
  • May 18, 2022
    • Date of the first transfer into DPMAregister
Procedural data
No.Kind of procedureLegal statusDate of legal/procedural statusPublication dateAlle Details anzeigen
1 Procedure relating to PCT application WO publication Jan 14, 2021  Details anzeigen
2 Procedure relating to EP application EPO 1st publication May 18, 2022  Details anzeigen
3 Publications Publication of a mention regarding EP 1st publication by DPMA Jun 30, 2022 Jun 30, 2022 Details anzeigen
4 Procedure relating to EP application EPO publication of mention regarding patent grant (beginning of opposition period) Sep 6, 2023  Details anzeigen
5 Publications Publication by DPMA of mention regarding EP patent grant Sep 28, 2023 Sep 28, 2023 Details anzeigen
6 Procedure relating to EP application No opposition to patent grant filed, or opposition proceedings at EPO completed without decision Jun 7, 2024 Aug 29, 2024 Details anzeigen
View procedures Procedure relating to PCT application (No.: 1)
INIDCriterionFieldContent Close details
Type of procedureVARTProcedure relating to PCT application
Legal/procedural statusVSTWO publication
Date of legal/procedural statusVSTTJan 14, 2021
Date of update of the procedureREGTAug 17, 2023
View procedures Procedure relating to EP application (No.: 2)
INIDCriterionFieldContent Close details
Type of procedureVARTProcedure relating to EP application
Legal/procedural statusVSTEPO 1st publication
Date of legal/procedural statusVSTTMay 18, 2022
Date of update of the procedureREGTMay 18, 2022
View procedures Publications (No.: 3)
INIDCriterionFieldContent Close details
Type of procedureVARTPublications
Legal/procedural statusVSTPublication of a mention regarding EP 1st publication by DPMA
Date of legal/procedural statusVSTTJun 30, 2022
Issue numberHN26
YearPJ2022
Publication dateVTJun 30, 2022
Type of publicationPARTBibliographic data
Date of update of the procedureREGTMay 18, 2022
View procedures Procedure relating to EP application (No.: 4)
INIDCriterionFieldContent Close details
Type of procedureVARTProcedure relating to EP application
Legal/procedural statusVSTEPO publication of mention regarding patent grant (beginning of opposition period)
Date of legal/procedural statusVSTTSep 6, 2023
Date of update of the procedureREGTMay 6, 2025
View procedures Publications (No.: 5)
INIDCriterionFieldContent Close details
Type of procedureVARTPublications
Legal/procedural statusVSTPublication by DPMA of mention regarding EP patent grant
Date of legal/procedural statusVSTTSep 28, 2023
Issue numberHN39
YearPJ2023
Publication dateVTSep 28, 2023
Type of publicationPARTBibliographic data
PartHTPart 5
Date of update of the procedureREGTSep 28, 2023
View procedures Procedure relating to EP application (No.: 6)
INIDCriterionFieldContent Close details
Type of procedureVARTProcedure relating to EP application
Legal/procedural statusVSTNo opposition to patent grant filed, or opposition proceedings at EPO completed without decision
Date of legal/procedural statusVSTTJun 7, 2024
Issue numberHN35
YearPJ2024
Publication dateVTAug 29, 2024
Type of publicationPARTBibliographic data
PartHTPart 3
Date of update of the procedureREGTAug 7, 2024