EP4173223 - VERIFICATION KEY GENERATION IN DISTRIBUTED NETWORKS [Right-click to bookmark this link] | Status | Request for examination was made Status updated on 31.03.2023 Database last updated on 15.06.2024 | |
Former | The international publication has been made Status updated on 07.01.2022 | ||
Former | unknown Status updated on 22.01.2021 | Most recent event Tooltip | 10.10.2023 | New entry: Renewal fee paid | Applicant(s) | For all designated states Dfinity Stiftung Genferstrasse 11 8002 Zürich / CH | [2023/18] | Inventor(s) | 01 /
CAMENISCH, Jan 8002 Zürich / CH | 02 /
DRIJVERS, Manu 8002 Zürich / CH | 03 /
GRANSTRÖM, Johan 8002 Zürich / CH | 04 /
KASHITSYN, Roman 8002 Zürich / CH | 05 /
NEVEN, Gregory 8002 Zürich / CH | 06 /
PIGNOLET, Yvonne-Anne 8002 Zürich / CH | 07 /
WILLIAMS, Dominic 8002 Zürich / CH | [2023/18] | Representative(s) | E. Blum & Co. AG Franklinturm Hofwiesenstrasse 349 8050 Zürich / CH | [N/P] |
Former [2023/18] | E. Blum & Co. AG Patent- und Markenanwälte VSP Vorderberg 11 8044 Zürich / CH | Application number, filing date | 20839005.4 | 21.12.2020 | [2023/18] | WO2020EP87410 | Priority number, date | US202063046371P | 30.06.2020 Original published format: US 202063046371 P | [2023/18] | Filing language | EN | Procedural language | EN | Publication | Type: | A1 Application with search report | No.: | WO2022002428 | Date: | 06.01.2022 | Language: | EN | [2022/01] | Type: | A1 Application with search report | No.: | EP4173223 | Date: | 03.05.2023 | Language: | EN | The application published by WIPO in one of the EPO official languages on 06.01.2022 takes the place of the publication of the European patent application. | [2023/18] | Search report(s) | International search report - published on: | EP | 06.01.2022 | Classification | IPC: | H04L9/08, G06F21/62, G06F21/64, H04L9/32 | [2023/18] | CPC: |
H04L9/0819 (EP);
H04L9/0861 (EP,US);
G06F21/64 (EP);
H04L63/065 (EP);
H04L9/085 (EP,US);
H04L9/3247 (EP,US);
| Designated contracting states | AL, 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 [2023/18] | Title | German: | ERZEUGUNG EINES VERIFIZIERUNGSSCHLÜSSELS IN VERTEILTEN NETZWERKEN | [2023/18] | English: | VERIFICATION KEY GENERATION IN DISTRIBUTED NETWORKS | [2023/18] | French: | GÉNÉRATION DE CLÉS DE VÉRIFICATION DANS DES RÉSEAUX DISTRIBUÉS | [2023/18] | Entry into regional phase | 24.01.2023 | National basic fee paid | 24.01.2023 | Designation fee(s) paid | 24.01.2023 | Examination fee paid | Examination procedure | 24.01.2023 | Examination requested [2023/18] | 24.01.2023 | Date on which the examining division has become responsible | 17.08.2023 | Amendment by applicant (claims and/or description) | Fees paid | Renewal fee | 24.01.2023 | Renewal fee patent year 03 | 10.10.2023 | Renewal fee patent year 04 |
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Responsibility for the accuracy, completeness or quality of the data displayed under the link provided lies entirely with the Unified Patent Court. | Cited in | International search | [A]WO2020061593 (YAKIRA DAVID [IL], et al) [A] 1-22* paragraph [0010] - paragraph [0105] *; | [XY] - TIMO HANKE ET AL, "DFINITY Technology Overview Series, Consensus System", ARXIV.ORG, CORNELL UNIVERSITY LIBRARY, 201 OLIN LIBRARY CORNELL UNIVERSITY ITHACA, NY 14853, (20180511), XP080877367 [X] 1-13,16-22 * paragraph [0004] - paragraph [0007] * [Y] 14,15 | [Y] - ADAM GAGOL ET AL, "Aleph: Efficient Atomic Broadcast in Asynchronous Networks with Byzantine Nodes", ARXIV.ORG, CORNELL UNIVERSITY LIBRARY, 201 OLIN LIBRARY CORNELL UNIVERSITY ITHACA, NY 14853, (20190814), XP081462369 [Y] 14,15 * paragraph [0004] * | [A] - TOMESCU ALIN ET AL, "Towards Scalable Threshold Cryptosystems", 2020 IEEE SYMPOSIUM ON SECURITY AND PRIVACY (SP), IEEE, (20200518), doi:10.1109/SP40000.2020.00059, pages 877 - 893, XP033800596 [A] 1-22 * paragraph [000I] - paragraph [00II] * DOI: http://dx.doi.org/10.1109/SP40000.2020.00059 | [A] - ANDREI LIHU ET AL, "A Proof of Useful Work for Artificial Intelligence on the Blockchain", ARXIV.ORG, CORNELL UNIVERSITY LIBRARY, 201 OLIN LIBRARY CORNELL UNIVERSITY ITHACA, NY 14853, (20200125), XP081585847 [A] 1-22 * paragraph [0003] - paragraph [0004] * | [A] - PHILIPP SCHINDLER ET AL, "ETHDKG: Distributed Key Generation with Ethereum Smart Contracts", vol. 20190829:111914, (20190829), pages 1 - 14, IACR, INTERNATIONAL ASSOCIATION FOR CRYPTOLOGIC RESEARCH, URL: http://eprint.iacr.org/2019/985.pdf, (20190829), XP061033311 [A] 1-22 * paragraph [0003] - paragraph [0005] * | by applicant | - 28th Annual Symposium on Foundations of Computer Science, IEEE Computer Society Press, (19871012), pages 427 - 437 | - "A threshold cryptosystem without a trusted party (extended abstract) (rump session", TORBEN P. PEDERSEN, Advances in Cryptology - EUROCRYPT'91, Springer, (19910408), vol. 547, pages 522 - 526 | - "Secure distributed key generation for discrete-log based cryptosystems", ROSARIO GENNAROSTANISLAW JARECKIHUGO KRAWCZYKTAL RABIN, Advances in Cryptology - EUROCRYPT'99, Springer, (19990502), vol. 1592, pages 295 - 310 | - "Proactive Secret Sharing Or: How to Cope With Perpetual Leakage", HERZBERG, AMIRJARECKI, STANISLAWHUGO, KRAWCZYKYUNG, MOTI, CRYPTO '95: Proceedings of the 15th Annual International Cryptology Conference on Advances in Cryptology. London, UK, Springer-Verlag, (19950000), pages 339 - 352 | - RAN CANETTI, NIKOLAOS MAKRIYANNIS, UDI PELED, "UC Non-Interactive, Proactive, Threshold ECDSA", IACR Cryptol, (20200000), vol. 2020, page 492 | - DAVID A. SCHULTZBARBARA LISKOVMOSES D. LISKOV, "MPSS: Mobile Proactive Secret Sharing", ACM Trans. Inf. Syst. Secur., (20100000), vol. 13, no. 4, pages 1 - 32 |