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Extract from the Register of European Patents

EP About this file: EP3899845

EP3899845 - METHOD FOR OBTAINING A BLIND SIGNATURE [Right-click to bookmark this link]
StatusRequest for examination was made
Status updated on  24.09.2021
Database last updated on 02.11.2024
FormerThe international publication has been made
Status updated on  02.07.2020
Formerunknown
Status updated on  03.01.2020
Most recent event   Tooltip03.01.2024New entry: Renewal fee paid 
Applicant(s)For all designated states
Giesecke+Devrient advance52 GmbH
Balanstr. 69b
81541 München / DE
[2022/11]
Former [2021/43]For all designated states
Giesecke+Devrient GmbH
Prinzregentenstraße 159
81677 München / DE
Inventor(s)01 / FRITZHANNS, Tilo
Rosa-Bavarese-Straße 14
80639 München / DE
02 / GAWLAS, Florian
Hermann-Vogel-Str. 9
80805 München / DE
 [2021/43]
Representative(s)Ter Meer Steinmeister & Partner
Patentanwälte mbB
Nymphenburger Straße 4
80335 München / DE
[2021/43]
Application number, filing date19824236.409.12.2019
[2021/43]
WO2019EP25439
Priority number, dateDE2018100995018.12.2018         Original published format: DE102018009950
[2021/43]
Filing languageDE
Procedural languageDE
PublicationType: A1 Application with search report
No.:WO2020126079
Date:25.06.2020
Language:DE
[2020/26]
Type: A1 Application with search report 
No.:EP3899845
Date:27.10.2021
Language:DE
The application published by WIPO in one of the EPO official languages on 25.06.2020 takes the place of the publication of the European patent application.
[2021/43]
Search report(s)International search report - published on:EP25.06.2020
ClassificationIPC:G06Q20/36, G06Q20/02, G06Q20/06, G06Q20/22, G06Q20/38, H04L9/32
[2021/43]
CPC:
G06Q20/0658 (EP); G06Q20/02 (EP); G06Q20/29 (EP);
G06Q20/3678 (EP); G06Q20/38215 (EP); G06Q20/3823 (EP);
G06Q20/3825 (EP); G06Q20/383 (EP); H04L9/0643 (EP);
H04L9/3257 (EP); H04L2209/56 (EP) (-)
Designated contracting statesAL,   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 [2021/43]
TitleGerman:VERFAHREN ZUM ERHALTEN EINER BLINDEN SIGNATUR[2021/43]
English:METHOD FOR OBTAINING A BLIND SIGNATURE[2021/43]
French:PROCÉDÉ POUR OBTENIR UNE SIGNATURE AVEUGLE[2021/43]
Entry into regional phase19.07.2021National basic fee paid 
19.07.2021Designation fee(s) paid 
19.07.2021Examination fee paid 
Examination procedure19.07.2021Examination requested  [2021/43]
19.07.2021Date on which the examining division has become responsible
07.02.2022Amendment by applicant (claims and/or description)
Fees paidRenewal fee
03.01.2022Renewal fee patent year 03
02.01.2023Renewal fee patent year 04
02.01.2024Renewal fee patent year 05
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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 inInternational search[XI]US5901229  (FUJISAKI EIICHIRO [JP], et al) [X] 1,15 * abstract * * column 8, line 58 - column 15, line 32 * [I] 2-14;
 [I]  - Canard S., Pointcheval D., Sanders O., Traoré J., "Divisible E-Cash Made Practical", Canard S., Pointcheval D., Sanders O., Traoré J., Katz J., Lecture Notes in Computer Science, Public-Key Cryptography -- PKC 2015, Berlin, Heidelberg, Springer, (20150317), vol. 9020, pages 77 - 100, doi:10.1007/978-3-662-46447-2_4, ISBN 978-3-642-17318-9, XP047310523 [I] 1-15 * abstract * * Abschnitte 1.2, und 2 bis 5 *
 [I]  - YANG BO ET AL, AEP-M: Practical Anonymous E-Payment for Mobile Devices Using ARM TrustZone and Divisible E-Cash, INTERNATIONAL CONFERENCE ON FINANCIAL CRYPTOGRAPHY AND DATA SECURITY; [LECTURE NOTES IN COMPUTER SCIENCE; LECT.NOTES COMPUTER], SPRINGER, BERLIN, HEIDELBERG, PAGE(S) 130 - 146, (20160826), ISBN 978-3-642-17318-9, XP047353310 [I] 1-15 * abstract * * Abschnitte 1.2, und 3 bis 5 *

DOI:   http://dx.doi.org/10.1007/978-3-319-45871-7_9
The EPO accepts no responsibility for the accuracy of data originating from other authorities; in particular, it does not guarantee that it is complete, up to date or fit for specific purposes.