blank Quick help
blank Maintenance news

Scheduled maintenance

Regular maintenance outages:
between 05.00 and 05.15 hrs CET (Monday to Sunday).

Other outages
Availability
Register Forum

2022.02.11

More...
blank News flashes

News Flashes

New version of the European Patent Register – SPC proceedings information in the Unitary Patent Register.

2024-07-24

More...
blank Related links

Extract from the Register of European Patents

EP About this file: EP3666168

EP3666168 - METHOD FOR DYNAMIC EVALUATION OF TEAR LAYER AND DEVICE THEREFOR [Right-click to bookmark this link]
StatusThe patent has been granted
Status updated on  13.10.2023
Database last updated on 03.08.2024
FormerGrant of patent is intended
Status updated on  23.07.2023
FormerRequest for examination was made
Status updated on  01.07.2023
FormerGrant of patent is intended
Status updated on  21.02.2023
FormerRequest for examination was made
Status updated on  15.05.2020
FormerThe international publication has been made
Status updated on  16.02.2019
Most recent event   Tooltip02.08.2024Lapse of the patent in a contracting state
New state(s): SK
published on 04.09.2024 [2024/36]
Applicant(s)For all designated states
Kyoto Prefectural Public University Corporation
465 Kajii-cho
Hirokoji-agaru
Kawaramachi-dori
Kamigyo-ku, Kyoto-shi
Kyoto 602-8566 / JP
For all designated states
Kowa Company Ltd.
6-29, Nishiki 3-chome
Naka-ku
Nagoya-shi
Aichi 460-8625 / JP
[2020/25]
Inventor(s)01 / YOKOI Norihiko
c/o Kyoto prefectural public university corporation
Kyoto prefectural university of medicine
465 Kajii-cho
Kawaramachi-dori Hirokoji-agaru, Kamigyo-ku
Kyoto-shi Kyoto 602-8566 / JP
02 / SUGIURA Yuka
c/o Kowa Company Ltd.
Tokyo New Drug Research Laboratories
17-43 Noguchi-cho 2-chome
Higashimurayama-shi Tokyo 189-0022 / JP
03 / YABUSAKI Katsumi
c/o Kowa Company Ltd.
Tokyo New Drug Research Laboratories
17-43 Noguchi-cho 2-chome
Higashimurayama-shi Tokyo 189-0022 / JP
04 / KYOTO PREFECTURAL PUBLIC UNIVERSITY CORPORATION
c/o Kowa Company Ltd.
Tokyo New Drug Research Laboratories
17-43 Noguchi-cho 2-chome
Higashimurayama-shi Tokyo 189-0022 / JP
05 / KOWA COMPANY, LTD.
c/o Kowa Company Ltd.
Tokyo New Drug Research Laboratories
17-43 Noguchi-cho 2-chome
Higashimurayama-shi Tokyo 189-0022 / JP
 [2020/25]
Representative(s)Casalonga
Casalonga & Partners
Bayerstraße 71/73
80335 München / DE
[2020/25]
Application number, filing date18844150.509.08.2018
[2020/25]
WO2018JP29860
Priority number, dateJP2017015502610.08.2017         Original published format: JP 2017155026
[2020/25]
Filing languageJA
Procedural languageEN
PublicationType: A1 Application with search report
No.:WO2019031569
Date:14.02.2019
Language:JA
[2019/07]
Type: A1 Application with search report 
No.:EP3666168
Date:17.06.2020
Language:EN
[2020/25]
Type: B1 Patent specification 
No.:EP3666168
Date:15.11.2023
Language:EN
[2023/46]
Search report(s)International search report - published on:JP14.02.2019
(Supplementary) European search report - dispatched on:EP25.03.2021
ClassificationIPC:A61B3/10
[2020/25]
CPC:
A61B3/101 (EP,US); G06T7/0012 (US); G06T7/13 (US);
G06T7/136 (US); G06T2207/30041 (US)
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 [2020/25]
Extension statesBANot yet paid
MENot yet paid
Validation statesKHNot yet paid
MANot yet paid
MDNot yet paid
TNNot yet paid
TitleGerman:VERFAHREN ZUR DYNAMISCHEN AUSWERTUNG EINER TRÄNENSCHICHT UND VORRICHTUNG DAFÜR[2020/25]
English:METHOD FOR DYNAMIC EVALUATION OF TEAR LAYER AND DEVICE THEREFOR[2020/25]
French:PROCÉDÉ D'ÉVALUATION DYNAMIQUE DE COUCHE DE DÉCHIRURE ET DISPOSITIF ASSOCIÉ[2020/25]
Entry into regional phase03.03.2020Translation filed 
03.03.2020National basic fee paid 
03.03.2020Search fee paid 
03.03.2020Designation fee(s) paid 
03.03.2020Examination fee paid 
Examination procedure03.03.2020Examination requested  [2020/25]
23.09.2021Amendment by applicant (claims and/or description)
22.02.2023Communication of intention to grant the patent
30.06.2023Disapproval of the communication of intention to grant the patent by the applicant or resumption of examination proceedings by the EPO
24.07.2023Communication of intention to grant the patent
11.10.2023Fee for grant paid
11.10.2023Fee for publishing/printing paid
11.10.2023Receipt of the translation of the claim(s)
Fees paidRenewal fee
02.06.2020Renewal fee patent year 03
26.07.2021Renewal fee patent year 04
23.06.2022Renewal fee patent year 05
27.07.2023Renewal fee patent year 06
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  TooltipAT15.11.2023
CZ15.11.2023
DK15.11.2023
EE15.11.2023
ES15.11.2023
HR15.11.2023
LT15.11.2023
LV15.11.2023
NL15.11.2023
PL15.11.2023
RO15.11.2023
RS15.11.2023
SE15.11.2023
SK15.11.2023
SM15.11.2023
BG15.02.2024
NO15.02.2024
GR16.02.2024
IS15.03.2024
PT15.03.2024
[2024/36]
Former [2024/35]AT15.11.2023
CZ15.11.2023
DK15.11.2023
EE15.11.2023
ES15.11.2023
HR15.11.2023
LT15.11.2023
LV15.11.2023
NL15.11.2023
PL15.11.2023
RO15.11.2023
RS15.11.2023
SE15.11.2023
SM15.11.2023
BG15.02.2024
NO15.02.2024
GR16.02.2024
IS15.03.2024
PT15.03.2024
Former [2024/34]AT15.11.2023
DK15.11.2023
EE15.11.2023
ES15.11.2023
HR15.11.2023
LT15.11.2023
LV15.11.2023
NL15.11.2023
PL15.11.2023
RS15.11.2023
SE15.11.2023
SM15.11.2023
BG15.02.2024
NO15.02.2024
GR16.02.2024
IS15.03.2024
PT15.03.2024
Former [2024/33]AT15.11.2023
DK15.11.2023
ES15.11.2023
HR15.11.2023
LT15.11.2023
LV15.11.2023
NL15.11.2023
PL15.11.2023
RS15.11.2023
SE15.11.2023
SM15.11.2023
BG15.02.2024
NO15.02.2024
GR16.02.2024
IS15.03.2024
PT15.03.2024
Former [2024/26]AT15.11.2023
ES15.11.2023
HR15.11.2023
LT15.11.2023
LV15.11.2023
NL15.11.2023
PL15.11.2023
RS15.11.2023
SE15.11.2023
BG15.02.2024
NO15.02.2024
GR16.02.2024
IS15.03.2024
PT15.03.2024
Former [2024/25]AT15.11.2023
ES15.11.2023
HR15.11.2023
LT15.11.2023
NL15.11.2023
PL15.11.2023
RS15.11.2023
SE15.11.2023
BG15.02.2024
NO15.02.2024
GR16.02.2024
IS15.03.2024
PT15.03.2024
Former [2024/24]AT15.11.2023
ES15.11.2023
HR15.11.2023
LT15.11.2023
NL15.11.2023
RS15.11.2023
SE15.11.2023
BG15.02.2024
NO15.02.2024
GR16.02.2024
IS15.03.2024
PT15.03.2024
Former [2024/23]AT15.11.2023
ES15.11.2023
LT15.11.2023
NL15.11.2023
BG15.02.2024
GR16.02.2024
IS15.03.2024
PT15.03.2024
Former [2024/21]LT15.11.2023
NL15.11.2023
BG15.02.2024
GR16.02.2024
IS15.03.2024
Former [2024/20]GR16.02.2024
IS15.03.2024
Documents cited:Search[A]JP2000254099  (CANON KK) [A] 1 * the whole document *;
 [A]US2006197990  (MYODO EMI [JP], et al) [A] 1* the whole document *;
 [A]US8256898  (GRATTON ENRICO [US], et al) [A] 1-14 * the whole document *;
 [A]US8909327  (BOSWORTH CHARLES [US]) [A] 1 * abstract * * claims 1-18 *;
 [A]WO2015073986  (TEARSCIENCE INC [US]) [A] 1-14 * abstract *;
 [XPA]JP2017136212  (NIDEK KK) [XP] 1,14 * abstract * * paragraphs [0023] - [0031] - [0044] - [0049] - [0052] - [0053] * * figures 1-6 * [A] 2-13
International search[A]JP2001309889  (NIDEK KK) [A] 1-14 * , entire text, all drawings (Family: none) *;
 [A]JP2011156030  (KYOTO PREFECTURAL PUBLIC UNIV CORP, et al) [A] 1-14* , entire text, all drawings & US 2012/0300174 A1 & WO 2011/093209 A1 & EP 2529661 A1 *;
 [A]  - YOKOI, NORIHIKO et al., "Tear film change and image analysis: current status and issues", JOURNAL OF JAPAN OPHTHALMOLOGISTS ASSOCIATION, (20150420), vol. 86, no. 4, ISSN 0285-1326, pages 21 - 26, XP009519429 [A] 1-14
 [A]  - SZCZESNA, D. H. et al., "Interferometric measurements of dynamic changes of tear film", J Biomed Opt, (20060500), vol. 11, no. 3, doi:10.1117/1.2209881, ISSN 1083-3668, page 034028, XP055574950 [A] 1-14

DOI:   http://dx.doi.org/10.1117/1.2209881
by applicantJP2011156030
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.