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Extract from the Register of European Patents

EP About this file: EP2747335

EP2747335 - DEVICE AND METHOD FOR PUF-BASED INTER-DEVICE SECURITY AUTHENTICATION IN MACHINE-TO-MACHINE COMMUNICATION [Right-click to bookmark this link]
StatusNo opposition filed within time limit
Status updated on  17.11.2017
Database last updated on 16.07.2024
FormerThe patent has been granted
Status updated on  09.12.2016
FormerGrant of patent is intended
Status updated on  05.12.2016
FormerRequest for examination was made
Status updated on  18.11.2016
Most recent event   Tooltip17.07.2020Lapse of the patent in a contracting state
New state(s): AL		published on 19.08.2020  [2020/34]
Applicant(s)For all designated states
ICTK Co., Ltd.
2, 3rd Floor Jawon Building
912-31 Daechi-dong
Gangnam-gu
Seoul 135-280 / KR
[2014/26]
Inventor(s)01 / KIM, Dong Kyue
No. 105-2103 Ramian Jangan 1-cha Apt.
Jangan 3-dong
Dongdaemun-gu
Seoul 130-103 / KR
02 / CHOI, Byong Deok
77-5 Seongnae 2-dong
Gangdong-gu
Seoul 134-840 / KR
03 / KIM, Dong Hyun
No. 176-1201 Ssang Yong Apt.
Sanghyeon Maeul 824-12 Sanghyeon-dong
Suji-gu
Yongin-si Gyeonggi-do 448-130 / KR
04 / PARK, Sang Seon
No. 208-102 Donga Apt.
Jeongdeun Maeul
Jeongja-dong
Bundang-gu
Seongnam-si Gyeonggi-do 463-751 / KR
05 / JEE, Kwang Hyun
No. 205-1603 Hana Apt.
Gwomun 2-dong
Guri-si Gyeonggi-do 471-716 / KR
06 / JIN, Bong Jae
No. B-202 Taegwang Villa.
1420-8 Gwanyang 1-dong
Dongan-gu
Anyang-si Gyeonggi-do 431-061 / KR
 [2014/26]
Representative(s)Finnegan Europe LLP
1 London Bridge
London SE1 9BG / GB
[N/P]
Former [2017/02]Finnegan Europe LLP
16 Old Bailey
London EC4M 7EG / GB
Former [2014/26]Hyden, Martin Douglas, et al
Finnegan Europe LLP
16 Old Bailey
London EC4M 7EG / GB
Application number, filing date12824527.116.08.2012
[2017/02]
WO2012KR06518
Priority number, dateKR2011008129616.08.2011         Original published format: KR 20110081296
[2016/21]
Former [2014/26]KR2011008129616.08.2011
KR2012008922716.08.2012
Filing languageKO
Procedural languageEN
PublicationType: A2 Application without search report
No.:WO2013025060
Date:21.02.2013
Language:KO
[2013/08]
Type: A2 Application without search report 
No.:EP2747335
Date:25.06.2014
Language:EN
[2014/26]
Type: B1 Patent specification 
No.:EP2747335
Date:11.01.2017
Language:EN
[2017/02]
Search report(s)International search report - published on:KR11.04.2013
(Supplementary) European search report - dispatched on:EP23.04.2015
ClassificationIPC:H04W4/00
[2016/20]
CPC:
H04L63/083 (EP,US); H04L9/32 (KR); G06F21/34 (EP,US);
G06F21/445 (EP,US); G06F21/72 (EP,US); G06F21/73 (EP,US);
G06F21/85 (EP,US); G09C1/00 (EP,US); H04L63/0876 (EP,US);
H04L9/0866 (EP,US); H04L9/14 (KR); H04L9/30 (KR);
H04L9/321 (EP,US); H04L9/3226 (EP,US); H04L9/3278 (EP,US);
G06F2221/2103 (EP,US); G06F2221/2107 (EP,US); H04L2209/12 (EP,US);
H04W4/70 (EP,US) (-)
Former IPC [2014/26]H04L9/32, H04L9/30, H04L9/14
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 [2014/26]
Extension statesBANot yet paid
MENot yet paid
TitleGerman:VORRICHTUNG UND VERFAHREN FÜR PUF-BASIERTE SICHERHEITSAUTHENTIFIZIERUNG ZWISCHEN GERÄTEN IN DER MASCHINE-MASCHINE-KOMMUNIKATION[2014/26]
English:DEVICE AND METHOD FOR PUF-BASED INTER-DEVICE SECURITY AUTHENTICATION IN MACHINE-TO-MACHINE COMMUNICATION[2014/26]
French:DISPOSITIF ET PROCÉDÉ POUR L'AUTHENTIFICATION DE SÉCURITÉ ENTRE DISPOSITIFS BASÉE SUR UNE PUF LORS DE LA COMMUNICATION ENTRE MACHINES[2014/26]
Entry into regional phase17.03.2014Translation filed 
17.03.2014National basic fee paid 
17.03.2014Search fee paid 
17.03.2014Designation fee(s) paid 
17.03.2014Examination fee paid 
Examination procedure17.03.2014Examination requested  [2014/26]
21.09.2015Amendment by applicant (claims and/or description)
13.07.2016Communication of intention to grant the patent
16.11.2016Disapproval of the communication of intention to grant the patent by the applicant or resumption of examination proceedings by the EPO
16.11.2016Fee for grant paid
16.11.2016Fee for publishing/printing paid
05.12.2016Information about intention to grant a patent
05.12.2016Receipt of the translation of the claim(s)
Divisional application(s)EP16200543.3  / EP3206330
The date of the Examining Division's first communication in respect of the earliest application for which a communication has been issued is  13.07.2016
Opposition(s)12.10.2017No opposition filed within time limit [2017/51]
Fees paidRenewal fee
27.08.2014Renewal fee patent year 03
10.08.2015Renewal fee patent year 04
11.08.2016Renewal fee patent year 05
Opt-out from the exclusive  Tooltip
competence of the Unified
Patent Court		 See the Register of the Unified Patent Court for opt-out data
Responsibility for the accuracy, completeness or quality of the data displayed under the link provided lies entirely with the Unified Patent Court.
Lapses during opposition  TooltipHU16.08.2012
AL11.01.2017
AT11.01.2017
CY11.01.2017
CZ11.01.2017
DK11.01.2017
EE11.01.2017
FI11.01.2017
HR11.01.2017
LT11.01.2017
LV11.01.2017
MC11.01.2017
MK11.01.2017
PL11.01.2017
RO11.01.2017
RS11.01.2017
SE11.01.2017
SI11.01.2017
SK11.01.2017
SM11.01.2017
TR11.01.2017
BG11.04.2017
NO11.04.2017
GR12.04.2017
IS11.05.2017
PT11.05.2017
IE16.08.2017
MT16.08.2017
[2020/34]
Former [2020/15]HU16.08.2012
AT11.01.2017
CY11.01.2017
CZ11.01.2017
DK11.01.2017
EE11.01.2017
FI11.01.2017
HR11.01.2017
LT11.01.2017
LV11.01.2017
MC11.01.2017
MK11.01.2017
PL11.01.2017
RO11.01.2017
RS11.01.2017
SE11.01.2017
SI11.01.2017
SK11.01.2017
SM11.01.2017
TR11.01.2017
BG11.04.2017
NO11.04.2017
GR12.04.2017
IS11.05.2017
PT11.05.2017
IE16.08.2017
MT16.08.2017
Former [2019/51]HU16.08.2012
AT11.01.2017
CY11.01.2017
CZ11.01.2017
DK11.01.2017
EE11.01.2017
FI11.01.2017
HR11.01.2017
LT11.01.2017
LV11.01.2017
MC11.01.2017
MK11.01.2017
PL11.01.2017
RO11.01.2017
RS11.01.2017
SE11.01.2017
SI11.01.2017
SK11.01.2017
SM11.01.2017
BG11.04.2017
NO11.04.2017
GR12.04.2017
IS11.05.2017
PT11.05.2017
IE16.08.2017
MT16.08.2017
Former [2019/46]HU16.08.2012
AT11.01.2017
CY11.01.2017
CZ11.01.2017
DK11.01.2017
EE11.01.2017
FI11.01.2017
HR11.01.2017
LT11.01.2017
LV11.01.2017
MC11.01.2017
PL11.01.2017
RO11.01.2017
RS11.01.2017
SE11.01.2017
SI11.01.2017
SK11.01.2017
SM11.01.2017
BG11.04.2017
NO11.04.2017
GR12.04.2017
IS11.05.2017
PT11.05.2017
IE16.08.2017
MT16.08.2017
Former [2019/31]HU16.08.2012
AT11.01.2017
CZ11.01.2017
DK11.01.2017
EE11.01.2017
FI11.01.2017
HR11.01.2017
LT11.01.2017
LV11.01.2017
MC11.01.2017
PL11.01.2017
RO11.01.2017
RS11.01.2017
SE11.01.2017
SI11.01.2017
SK11.01.2017
SM11.01.2017
BG11.04.2017
NO11.04.2017
GR12.04.2017
IS11.05.2017
PT11.05.2017
IE16.08.2017
MT16.08.2017
Former [2018/43]AT11.01.2017
CZ11.01.2017
DK11.01.2017
EE11.01.2017
FI11.01.2017
HR11.01.2017
LT11.01.2017
LV11.01.2017
MC11.01.2017
PL11.01.2017
RO11.01.2017
RS11.01.2017
SE11.01.2017
SI11.01.2017
SK11.01.2017
SM11.01.2017
BG11.04.2017
NO11.04.2017
GR12.04.2017
IS11.05.2017
PT11.05.2017
IE16.08.2017
MT16.08.2017
Former [2018/35]AT11.01.2017
CZ11.01.2017
DK11.01.2017
EE11.01.2017
FI11.01.2017
HR11.01.2017
LT11.01.2017
LV11.01.2017
MC11.01.2017
PL11.01.2017
RO11.01.2017
RS11.01.2017
SE11.01.2017
SI11.01.2017
SK11.01.2017
SM11.01.2017
BG11.04.2017
NO11.04.2017
GR12.04.2017
IS11.05.2017
PT11.05.2017
IE16.08.2017
Former [2018/18]AT11.01.2017
CZ11.01.2017
DK11.01.2017
EE11.01.2017
FI11.01.2017
HR11.01.2017
LT11.01.2017
LV11.01.2017
MC11.01.2017
PL11.01.2017
RO11.01.2017
RS11.01.2017
SE11.01.2017
SI11.01.2017
SK11.01.2017
SM11.01.2017
BG11.04.2017
NO11.04.2017
GR12.04.2017
IS11.05.2017
PT11.05.2017
Former [2018/14]AT11.01.2017
CZ11.01.2017
DK11.01.2017
EE11.01.2017
FI11.01.2017
HR11.01.2017
LT11.01.2017
LV11.01.2017
PL11.01.2017
RO11.01.2017
RS11.01.2017
SE11.01.2017
SI11.01.2017
SK11.01.2017
SM11.01.2017
BG11.04.2017
NO11.04.2017
GR12.04.2017
IS11.05.2017
PT11.05.2017
Former [2017/51]AT11.01.2017
CZ11.01.2017
DK11.01.2017
EE11.01.2017
FI11.01.2017
HR11.01.2017
LT11.01.2017
LV11.01.2017
PL11.01.2017
RO11.01.2017
RS11.01.2017
SE11.01.2017
SK11.01.2017
SM11.01.2017
BG11.04.2017
NO11.04.2017
GR12.04.2017
IS11.05.2017
PT11.05.2017
Former [2017/50]AT11.01.2017
CZ11.01.2017
DK11.01.2017
EE11.01.2017
FI11.01.2017
HR11.01.2017
LT11.01.2017
LV11.01.2017
PL11.01.2017
RO11.01.2017
RS11.01.2017
SE11.01.2017
SK11.01.2017
BG11.04.2017
NO11.04.2017
GR12.04.2017
IS11.05.2017
PT11.05.2017
Former [2017/49]AT11.01.2017
CZ11.01.2017
EE11.01.2017
FI11.01.2017
HR11.01.2017
LT11.01.2017
LV11.01.2017
PL11.01.2017
RO11.01.2017
RS11.01.2017
SE11.01.2017
SK11.01.2017
BG11.04.2017
NO11.04.2017
GR12.04.2017
IS11.05.2017
PT11.05.2017
Former [2017/48]AT11.01.2017
CZ11.01.2017
FI11.01.2017
HR11.01.2017
LT11.01.2017
LV11.01.2017
PL11.01.2017
RS11.01.2017
SE11.01.2017
BG11.04.2017
NO11.04.2017
GR12.04.2017
IS11.05.2017
PT11.05.2017
Former [2017/41]AT11.01.2017
FI11.01.2017
HR11.01.2017
LT11.01.2017
LV11.01.2017
PL11.01.2017
RS11.01.2017
SE11.01.2017
BG11.04.2017
NO11.04.2017
GR12.04.2017
IS11.05.2017
PT11.05.2017
Documents cited:Search[A]US2010183154  (GRAUNKE GARY L [US]) [A] 4,5 * paragraph [0043] *;
 [X]  - Jorge Guajardo ET AL, "Key Distribution for Wireless Sensor Networks and Physical Unclonable Functions", (20080101), URL: http://citeseerx.ist.psu.edu/viewdoc/download?doi=10.1.1.466.3548&rep=rep1&type=pdf, (20150415), XP055183158 [X] 1,2 * section 3.3;; figure 1 *
 [X]  - TUYL P ET AL, Strong authentication with physical unclonable functions, SECURITY, PRIVACY, AND TRUST IN MODERN DATA MANAGEMENT : WITH 13 TABLES, SPRINGER, BERLIN, DE, PAGE(S) 133 - 148, (20070101), ISBN 978-3-540-69860-9, XP009139190 [X] 1,2 * sectino 10.6.3 *
 [X]  - JORGE GUAJARDO ET AL, "Anti-counterfeiting, key distribution, and key storage in an ambient world via physical unclonable functions", INFORMATION SYSTEMS FRONTIERS ; A JOURNAL OF RESEARCH AND INNOVATION, KLUWER ACADEMIC PUBLISHERS, BO, (20081023), vol. 11, no. 1, ISSN 1572-9419, pages 19 - 41, XP019677732 [X] 1,2 * section 3.3 *
 [X]  - JORGE GUAJARDO ET AL, "Physical Unclonable Functions and Public-Key Crypto for FPGA IP Protection", FIELD PROGRAMMABLE LOGIC AND APPLICATIONS, 2007. FPL 2007. INTERNATION AL CONFERENCE ON, IEEE, PI, (20070801), ISBN 978-1-4244-1059-0, pages 189 - 195, XP031159069 [X] 11 * section 3. *
 [X]  - Paul Krzyzanowski, "Lectures on distributed systems Cryptographic communication and authentication", (20090101), URL: https://www.cs.rutgers.edu/~pxk/rutgers/notes/content/13-crypto.pdf, (20150414), XP055182910 [X] 15 * pages 8,10 *
International search[A]WO2009092115  (INTERDIGITAL PATENT HOLDINGS [US], et al);
 [A]KR101007739B  (KT CORPORATION);
 [X]  - SHIN, JU SEOK ET AL., "A Study on the Mutual Authentication Protocol Utilizing PUF at Smart-Key of Automotive", JOURNAL OF THESIS IN KICS CONFERENCE(WINTER SEASON), (201102), page 245, URL: http://www.dbpia.co.kr/Journal/ArticleDetail/2980970, XP008173527
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