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Extract from the Register of European Patents

EP About this file: EP3521876

EP3521876 - OPTICAL FILM, PHASE DIFFERENCE FILM, AND POLARIZING PLATE [Right-click to bookmark this link]
StatusNo opposition filed within time limit
Status updated on  29.04.2022
Database last updated on 03.09.2024
FormerThe patent has been granted
Status updated on  21.05.2021
FormerGrant of patent is intended
Status updated on  25.01.2021
FormerRequest for examination was made
Status updated on  05.07.2019
FormerThe international publication has been made
Status updated on  07.04.2018
Most recent event   Tooltip14.06.2024Lapse of the patent in a contracting state
New state(s): TR		published on 17.07.2024  [2024/29]
Applicant(s)For all designated states
Mitsubishi Gas Chemical Company, Inc.
5-2, Marunouchi 2-chome Chiyoda-ku
Tokyo 100-8324 / JP
[2019/32]
Inventor(s)01 / YOSHIMURA, Yasuaki
c/o Mitsubishi Gas Chemical Company, Inc.
Hiratsuka Research Laboratory
6-2 Higashiyawata 5-chome
Hiratsuka-shi Kanagawa 254-0016 / JP
02 / HONDA, Eiichi
c/o Mitsubishi Gas Chemical Company, Inc.
Hiratsuka Research Laboratory
6-2 Higashiyawata 5-chome
Hiratsuka-shi Kanagawa 254-0016 / JP
03 / NOGUCHI, Keita
c/o Mitsubishi Gas Chemical Company, Inc.
Hiratsuka Research Laboratory
6-2 Higashiyawata 5-chome
Hiratsuka-shi Kanagawa 254-0016 / JP
04 / SATAKE, Yuichiro
c/o Mitsubishi Gas Chemical Company, Inc.
Hiratsuka Research Laboratory
6-2 Higashiyawata 5-chome
Hiratsuka-shi Kanagawa 254-0016 / JP
 [2019/32]
Representative(s)Vossius & Partner Patentanwälte Rechtsanwälte mbB
Siebertstrasse 3
81675 München / DE
[2019/32]
Application number, filing date17856275.727.09.2017
[2019/32]
WO2017JP35073
Priority number, dateJP2016019030028.09.2016         Original published format: JP 2016190300
[2019/32]
Filing languageJA
Procedural languageEN
PublicationType: A1 Application with search report
No.:WO2018062326
Date:05.04.2018
Language:JA
[2018/14]
Type: A1 Application with search report 
No.:EP3521876
Date:07.08.2019
Language:EN
[2019/32]
Type: B1 Patent specification 
No.:EP3521876
Date:23.06.2021
Language:EN
[2021/25]
Search report(s)International search report - published on:JP05.04.2018
(Supplementary) European search report - dispatched on:EP22.08.2019
ClassificationIPC:B29C55/00, C08G63/02
[2021/03]
CPC:
G02B5/3083 (EP,US); C08G63/199 (KR,US); B29C55/005 (EP);
C08G63/06 (EP); C08G63/60 (EP); C08J5/18 (EP,KR,US);
G02B1/04 (EP,KR,US); G02B5/30 (KR); C08J2363/02 (KR,US);
C08J2367/02 (EP); C08J2367/04 (EP) (-)
C-Set:
G02B1/04, C08L67/00 (EP)
Former IPC [2019/32]G02B5/30, C08J5/18, G02B1/04
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 [2019/32]
Extension statesBANot yet paid
MENot yet paid
Validation statesMANot yet paid
MDNot yet paid
TitleGerman:OPTISCHE FOLIE, PHASENDIFFERENZFOLIE UND POLARISATIONSPLATTE[2021/25]
English:OPTICAL FILM, PHASE DIFFERENCE FILM, AND POLARIZING PLATE[2019/32]
French:FILM OPTIQUE, FILM DE DIFFÉRENCE DE PHASE ET PLAQUE POLARISANTE[2019/32]
Former [2019/32]OPTISCHER FILM, PHASENDIFFERENZFILM UND POLARISATIONSPLATTE
Entry into regional phase18.04.2019Translation filed 
29.04.2019National basic fee paid 
29.04.2019Search fee paid 
29.04.2019Designation fee(s) paid 
29.04.2019Examination fee paid 
Examination procedure29.04.2019Examination requested  [2019/32]
03.02.2020Amendment by applicant (claims and/or description)
26.01.2021Communication of intention to grant the patent
17.05.2021Fee for grant paid
17.05.2021Fee for publishing/printing paid
17.05.2021Receipt of the translation of the claim(s)
Opposition(s)24.03.2022No opposition filed within time limit [2022/22]
Fees paidRenewal fee
29.04.2019Renewal fee patent year 03
14.09.2020Renewal fee patent year 04
Opt-out from the exclusive  Tooltip
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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  TooltipHU27.09.2017
AL23.06.2021
AT23.06.2021
CY23.06.2021
CZ23.06.2021
DK23.06.2021
EE23.06.2021
ES23.06.2021
FI23.06.2021
HR23.06.2021
IT23.06.2021
LT23.06.2021
LV23.06.2021
MC23.06.2021
MK23.06.2021
NL23.06.2021
PL23.06.2021
RO23.06.2021
RS23.06.2021
SE23.06.2021
SI23.06.2021
SK23.06.2021
SM23.06.2021
TR23.06.2021
BG23.09.2021
NO23.09.2021
GR24.09.2021
IE27.09.2021
LU27.09.2021
BE30.09.2021
CH30.09.2021
LI30.09.2021
IS23.10.2021
PT25.10.2021
[2024/29]
Former [2024/23]HU27.09.2017
AL23.06.2021
AT23.06.2021
CY23.06.2021
CZ23.06.2021
DK23.06.2021
EE23.06.2021
ES23.06.2021
FI23.06.2021
HR23.06.2021
IT23.06.2021
LT23.06.2021
LV23.06.2021
MC23.06.2021
MK23.06.2021
NL23.06.2021
PL23.06.2021
RO23.06.2021
RS23.06.2021
SE23.06.2021
SI23.06.2021
SK23.06.2021
SM23.06.2021
BG23.09.2021
NO23.09.2021
GR24.09.2021
IE27.09.2021
LU27.09.2021
BE30.09.2021
CH30.09.2021
LI30.09.2021
IS23.10.2021
PT25.10.2021
Former [2023/33]HU27.09.2017
AL23.06.2021
AT23.06.2021
CY23.06.2021
CZ23.06.2021
DK23.06.2021
EE23.06.2021
ES23.06.2021
FI23.06.2021
HR23.06.2021
IT23.06.2021
LT23.06.2021
LV23.06.2021
MC23.06.2021
NL23.06.2021
PL23.06.2021
RO23.06.2021
RS23.06.2021
SE23.06.2021
SI23.06.2021
SK23.06.2021
SM23.06.2021
BG23.09.2021
NO23.09.2021
GR24.09.2021
IE27.09.2021
LU27.09.2021
BE30.09.2021
CH30.09.2021
LI30.09.2021
IS23.10.2021
PT25.10.2021
Former [2023/30]AL23.06.2021
AT23.06.2021
CY23.06.2021
CZ23.06.2021
DK23.06.2021
EE23.06.2021
ES23.06.2021
FI23.06.2021
HR23.06.2021
IT23.06.2021
LT23.06.2021
LV23.06.2021
MC23.06.2021
NL23.06.2021
PL23.06.2021
RO23.06.2021
RS23.06.2021
SE23.06.2021
SI23.06.2021
SK23.06.2021
SM23.06.2021
BG23.09.2021
NO23.09.2021
GR24.09.2021
IE27.09.2021
LU27.09.2021
BE30.09.2021
CH30.09.2021
LI30.09.2021
IS23.10.2021
PT25.10.2021
Former [2022/37]AL23.06.2021
AT23.06.2021
CZ23.06.2021
DK23.06.2021
EE23.06.2021
ES23.06.2021
FI23.06.2021
HR23.06.2021
IT23.06.2021
LT23.06.2021
LV23.06.2021
MC23.06.2021
NL23.06.2021
PL23.06.2021
RO23.06.2021
RS23.06.2021
SE23.06.2021
SI23.06.2021
SK23.06.2021
SM23.06.2021
BG23.09.2021
NO23.09.2021
GR24.09.2021
IE27.09.2021
LU27.09.2021
BE30.09.2021
CH30.09.2021
LI30.09.2021
IS23.10.2021
PT25.10.2021
Former [2022/36]AL23.06.2021
AT23.06.2021
CZ23.06.2021
DK23.06.2021
EE23.06.2021
ES23.06.2021
FI23.06.2021
HR23.06.2021
IT23.06.2021
LT23.06.2021
LV23.06.2021
MC23.06.2021
NL23.06.2021
PL23.06.2021
RO23.06.2021
RS23.06.2021
SE23.06.2021
SI23.06.2021
SK23.06.2021
SM23.06.2021
BG23.09.2021
NO23.09.2021
GR24.09.2021
IE27.09.2021
LU27.09.2021
BE30.09.2021
IS23.10.2021
PT25.10.2021
Former [2022/35]AL23.06.2021
AT23.06.2021
CZ23.06.2021
DK23.06.2021
EE23.06.2021
ES23.06.2021
FI23.06.2021
HR23.06.2021
LT23.06.2021
LV23.06.2021
MC23.06.2021
NL23.06.2021
PL23.06.2021
RO23.06.2021
RS23.06.2021
SE23.06.2021
SI23.06.2021
SK23.06.2021
SM23.06.2021
BG23.09.2021
NO23.09.2021
GR24.09.2021
IE27.09.2021
LU27.09.2021
BE30.09.2021
IS23.10.2021
PT25.10.2021
Former [2022/34]AL23.06.2021
AT23.06.2021
CZ23.06.2021
DK23.06.2021
EE23.06.2021
ES23.06.2021
FI23.06.2021
HR23.06.2021
LT23.06.2021
LV23.06.2021
MC23.06.2021
NL23.06.2021
PL23.06.2021
RO23.06.2021
RS23.06.2021
SE23.06.2021
SI23.06.2021
SK23.06.2021
SM23.06.2021
BG23.09.2021
NO23.09.2021
GR24.09.2021
LU27.09.2021
BE30.09.2021
IS23.10.2021
PT25.10.2021
Former [2022/29]AL23.06.2021
AT23.06.2021
CZ23.06.2021
DK23.06.2021
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ES23.06.2021
FI23.06.2021
HR23.06.2021
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MC23.06.2021
NL23.06.2021
PL23.06.2021
RO23.06.2021
RS23.06.2021
SE23.06.2021
SI23.06.2021
SK23.06.2021
SM23.06.2021
BG23.09.2021
NO23.09.2021
GR24.09.2021
IS23.10.2021
PT25.10.2021
Former [2022/25]AL23.06.2021
AT23.06.2021
CZ23.06.2021
DK23.06.2021
EE23.06.2021
ES23.06.2021
FI23.06.2021
HR23.06.2021
LT23.06.2021
LV23.06.2021
MC23.06.2021
NL23.06.2021
PL23.06.2021
RO23.06.2021
RS23.06.2021
SE23.06.2021
SK23.06.2021
SM23.06.2021
BG23.09.2021
NO23.09.2021
GR24.09.2021
IS23.10.2021
PT25.10.2021
Former [2022/21]AT23.06.2021
CZ23.06.2021
DK23.06.2021
EE23.06.2021
ES23.06.2021
FI23.06.2021
HR23.06.2021
LT23.06.2021
LV23.06.2021
NL23.06.2021
PL23.06.2021
RO23.06.2021
RS23.06.2021
SE23.06.2021
SK23.06.2021
SM23.06.2021
BG23.09.2021
NO23.09.2021
GR24.09.2021
IS23.10.2021
PT25.10.2021
Former [2022/10]AT23.06.2021
CZ23.06.2021
EE23.06.2021
ES23.06.2021
FI23.06.2021
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NL23.06.2021
PL23.06.2021
RO23.06.2021
RS23.06.2021
SE23.06.2021
SK23.06.2021
SM23.06.2021
BG23.09.2021
NO23.09.2021
GR24.09.2021
IS23.10.2021
PT25.10.2021
Former [2022/09]AT23.06.2021
CZ23.06.2021
ES23.06.2021
FI23.06.2021
HR23.06.2021
LT23.06.2021
LV23.06.2021
NL23.06.2021
RO23.06.2021
RS23.06.2021
SE23.06.2021
SK23.06.2021
SM23.06.2021
BG23.09.2021
NO23.09.2021
GR24.09.2021
PT25.10.2021
Former [2022/08]AT23.06.2021
CZ23.06.2021
ES23.06.2021
FI23.06.2021
HR23.06.2021
LT23.06.2021
LV23.06.2021
NL23.06.2021
RS23.06.2021
SE23.06.2021
SM23.06.2021
BG23.09.2021
NO23.09.2021
GR24.09.2021
Former [2022/07]AT23.06.2021
FI23.06.2021
HR23.06.2021
LT23.06.2021
LV23.06.2021
NL23.06.2021
RS23.06.2021
SE23.06.2021
SM23.06.2021
BG23.09.2021
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GR24.09.2021
Former [2021/51]FI23.06.2021
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LT23.06.2021
LV23.06.2021
RS23.06.2021
SE23.06.2021
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GR24.09.2021
Former [2021/49]FI23.06.2021
HR23.06.2021
LT23.06.2021
LV23.06.2021
SE23.06.2021
BG23.09.2021
NO23.09.2021
GR24.09.2021
Former [2021/47]FI23.06.2021
LT23.06.2021
BG23.09.2021
Former [2021/46]FI23.06.2021
LT23.06.2021
Documents cited:Search[Y]JP2007224281  (TORAY INDUSTRIES) [Y] 6* paragraphs [0002] - [0006] - [00 9] , [0 50] *;
 [XY]WO2012035874  (HITACHI CHEMICAL CO LTD [JP], et al) [X] 1-5 * claim 1 * * paragraph [0001] * [Y] 6;
 [E]EP3305827  (MITSUBISHI GAS CHEMICAL CO [JP]) [E] 1-4 * examples 1, 2 * * paragraphs [0061] , [0 74] * * claim 1 *
International searchJPH0292936  [a] (KURARAY CO) [a] 1-6;
 JPH02253201  [a] (KURARAY CO) [a] 1-6;
 JPH0643301  [a] (KURARAY CO) [a] 1-6;
 JP2007197651  [a] (TORAY INDUSTRIES) [a] 1-6;
 JP2007213043  [a] (MITSUBISHI CHEM CORP) [a] 1-6;
 JP2007224281  [a] (TORAY INDUSTRIES) [a] 1-6;
 WO2012035874  [xa] (HITACHI CHEMICAL CO LTD [JP], et al) [x] 1,3-6 [a] 2;
    [aA] - Denis E. RYONO and Gordon Marc LOUDON, "Electrostatic 1-6 Facilitation of General Acid Catalyzed alpha-Oxonium Ion Formation in a Lysozyme-Like Environment: Synthesis of the Models", Journal of the American Chemical Society, Washington, (19750521), vol. 98, no. 7, doi:10.1021/ja00423a041, ISSN 0002-7863, pages 1889 - 1899, XP009513094 [a] 1-6

DOI:   http://dx.doi.org/10.1021/ja00423a041
by applicantJP2007197651
 JP2007224281
 JP2016190300
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.