Register information Patent

WO file number: PCT/EP2021/052032 (Status: not pending/lapsed, 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
StatusSTNot pending/lapsed
86WO file numberWAKZPCT/EP2021/052032
87WO publication numberWPN2021152043
54Designation/titleTIPOLYKRISTALLINE KERAMIK MIT VERBESSERTEN EIGENSCHAFTEN
51IPC main classICM
(ICMV)		 C04B 35/00 (2006.01)
51IPC secondary class(es)ICS
(ICSV)		 C04B 35/04 (2006.01), C04B 35/468 (2006.01), C04B 35/47 (2006.01), C04B 35/495 (2006.01), C04B 35/515 (2006.01), C04B 35/547 (2006.01), C04B 35/553 (2006.01), C04B 35/58 (2006.01), C04B 35/645 (2006.01), C04B 35/653 (2006.01), C04B 41/00 (2006.01)
86WO application dateWATJan 28, 2021
72InventorINInventor not yet named
66
66
Domestic priorityPRN
PRD
10 2020 102 527.0
Jan 31, 2020
Patent division in charge 13
87WO language of publicationWLANGDE - Deutsch
57AbstractABDie vorliegende Erfindung betrifft eine polykristalline Keramik mit verbesserten Eigenschaften, insbesondere mit verbesserter Rissspitzenbruchzähigkeit (in der Metallkunde auch mit intrinsischer Bruchzähigkeit bezeichnet) und bevorzugt plastischer Verformbarkeit. Die Erfindung betrifft auch ein Verfahren zur Herstellung der Keramik.
81Designated WO countriesWDSAE, AG, AL, AM, AO, AT, AU, AZ, BA, BB, BG, BH, BN, BR, BW, BY, BZ, CA, CH, CL, CN, CO, CR, CU, CZ, DE, DJ, DK, DM, DO, DZ, EC, EE, EG, ES, FI, GB, GD, GE, GH, GM, GT, HN, HR, HU, ID, IL, IN, IR, IS, IT, JO, JP, KE, KG, KH, KN, KP, KR, KW, KZ, LA, LC, LK, LR, LS, LU, LY, MA, MD, ME, MG, MK, MN, MW, MX, MY, MZ, NA, NG, NI, NO, NZ, OM, PA, PE, PG, PH, PL, PT, QA, RO, RS, RU, RW, SA, SC, SD, SE, SG, SK, SL, ST, SV, SY, TH, TJ, TM, TN, TR, TT, TZ, UA, UG, US, UZ, VC, VN, WS, ZA, ZM, ZW
Published EP/WO documentsEPWOPNOriginal document: WO2021152043A1
Searchable text: WO2021152043A1
43Date of first publicationEVTAug 5, 2021
Date of the first transfer into DPMAregisterEREGTAug 6, 2021
Date of the (most recent) update in DPMAregisterREGTSep 30, 2022
(Show all update days)(Hide all update days)
  • Aug 6, 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 Jan 28, 2021  Details anzeigen
2 Search procedure Request for search effectively filed Jan 28, 2021  Details anzeigen
3 Procedure relating to PCT application WO first publication with search report Aug 5, 2021  Details anzeigen
4 Procedure relating to PCT application Ceased to have effect for DE Sep 1, 2022  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 statusVSTTJan 28, 2021
Date of update of the procedureREGTAug 6, 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 statusVSTTJan 28, 2021
Third party request No
Date of receiptAEGTJan 28, 2021
Date of update of the procedureREGTAug 6, 2021
View procedures Procedure relating to PCT application (No.: 3)
INIDCriterionFieldContent Close details
Type of procedureVARTProcedure relating to PCT application
Legal/procedural statusVSTWO first publication with search report
Date of legal/procedural statusVSTTAug 5, 2021
Date of update of the procedureREGTAug 6, 2021
View procedures Procedure relating to PCT application (No.: 4)
INIDCriterionFieldContent Close details
Type of procedureVARTProcedure relating to PCT application
Legal/procedural statusVSTCeased to have effect for DE
Date of legal/procedural statusVSTTSep 1, 2022
Date of update of the procedureREGTSep 30, 2022