Register information Utility model

DE file number : 20 2021 106 578.8 (Status: not pending/lapsed, Query started: November 16, 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 rightSARTUtility model
StatusSTNot pending/lapsed
21DE file number DAKZ20 2021 106 578.8
54Designation/titleTIEin System zur Extraktion von Aktivkohle für die Biosorption von Cadmium-Ionen aus wässriger Lösung
51IPC main classICM
(ICMV)		 C01B 32/312 (2017.01)
22DE application dateDATDec 2, 2021
47Date of registrationETJan 12, 2022
45Date of publication of the registration in the patent gazettePETFeb 17, 2022
71/73Applicant/ownerINHBangalore, Shankar, Dr., Bengaluru, IN; Cambridge Institute of Technology, Bengaluru, Karnataka, IN; Gayathri, Narayana Rao, Dr., Bengaluru, Karnataka, IN; Mahadeva, Raju, Bengaluru, Karnataka, IN
74RepresentativeVTRLIPPERT STACHOW Patentanwälte Rechtsanwälte Partnerschaft mbB, 46117 Oberhausen, DE
10Published DE documentsDEPNOriginal document: DE202021106578U1
Searchable text: DE202021106578U1
Address for service LIPPERT STACHOW Patentanwälte Rechtsanwälte Partnerschaft mbB, 46117 Oberhausen, DE
43Date of first publicationEVTJan 12, 2022
Date of the first transfer into DPMAregisterEREGTJan 12, 2022
Date of the (most recent) update in DPMAregisterREGTSep 18, 2025
(Show all update days)(Hide all update days)
  • Sep 18, 2025
    • St.36: changed (technical change)
  • Aug 13, 2025
    • Status: changed
    • Due date: deleted
    • Procedures: Utility model procedure, Utility model lapsed after expiry of 3 years, 01.07.2025: new
  • Apr 13, 2025
    • St.36: changed (technical change)
  • Aug 14, 2024
    • St.36: changed (technical change)
  • Jan 10, 2024; Jan 7, 2024; Feb 17, 2022
    • Historical data not available for this/these date(s)
  • Jan 12, 2022
    • Date of the first transfer into DPMAregister
Procedural data
No.Kind of procedureLegal statusDate of legal/procedural statusDate of first publicationAlle Details anzeigen
1 Pre-registration procedure The application is under preliminary examination Dec 2, 2021  Details anzeigen
2 Utility model procedure Registration of utility model Jan 12, 2022  Details anzeigen
3 Publications Utility model specification Feb 17, 2022 Feb 17, 2022 Details anzeigen
4 New representative details New representative details Jan 8, 2024  Details anzeigen
5 Utility model procedure IP right lapsed after expiry of 3 years Jul 1, 2025 Sep 18, 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 statusVSTTDec 2, 2021
Date of update of the procedureREGTJan 12, 2022
View procedures Utility model procedure (No.: 2)
INIDCriterionFieldContent Close details
Type of procedureVARTUtility model procedure
Legal/procedural statusVSTRegistration of utility model
Date of legal/procedural statusVSTTJan 12, 2022
Date of update of the procedureREGTJan 12, 2022
View procedures Publications (No.: 3)
INIDCriterionFieldContent Close details
Type of procedureVARTPublications
Legal/procedural statusVSTUtility model specification
Date of legal/procedural statusVSTTFeb 17, 2022
Issue numberHN7
YearPJ2022
Publication dateVTFeb 17, 2022
Type of publicationPARTDocuments
PartHTPart 4
10Published DE documentsDEPNOriginal document: DE202021106578U1
Searchable text: DE202021106578U1
Date of update of the procedureREGTFeb 17, 2022
View procedures New representative details (No.: 4)
INIDCriterionFieldContent Close details
Type of procedureVARTNew representative details
Legal/procedural statusVSTNew representative details
Date of legal/procedural statusVSTTJan 8, 2024
74RepresentativeVTRLIPPERT STACHOW Patentanwälte Rechtsanwälte Partnerschaft mbB, 46117 Oberhausen, DE
74Previous representativeVTRFHohendorf Kierdorf Patentanwälte PartGmbB, 50672 Köln, DE
Date of update of the procedureREGTJan 10, 2024
View procedures Utility model procedure (No.: 5)
INIDCriterionFieldContent Close details
Type of procedureVARTUtility model procedure
Legal/procedural statusVSTIP right lapsed after expiry of 3 years
Date of legal/procedural statusVSTTJul 1, 2025
Issue numberHN38
YearPJ2025
Publication dateVTSep 18, 2025
Type of publicationPARTBibliographic data
PartHTPart 4
Date of update of the procedureREGTSep 18, 2025