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Extract from the Register of European Patents

EP About this file: EP3650482

EP3650482 - POLYCARBONATE COPOLYMER [Right-click to bookmark this link]
StatusNo opposition filed within time limit
Status updated on  17.11.2023
Database last updated on 20.07.2024
FormerThe patent has been granted
Status updated on  09.12.2022
FormerGrant of patent is intended
Status updated on  28.08.2022
FormerExamination is in progress
Status updated on  24.04.2020
FormerRequest for examination was made
Status updated on  10.04.2020
FormerThe international publication has been made
Status updated on  12.01.2019
Most recent event   Tooltip24.05.2024Lapse of the patent in a contracting state
New state(s): IT		published on 26.06.2024  [2024/26]
Applicant(s)For all designated states
Teijin Limited
2-4, Nakanoshima 3-chome
Kita-ku
Osaka-shi, Osaka 530-0005 / JP
[2020/20]
Inventor(s)01 / TSUNEMORI, Hideyuki
c/o Teijin Limited
2-4 Nakanoshima 3-chome
Kita-ku
Osaka-shi Osaka 530-0005 / JP
02 / IMAZATO, Kenta
c/o Teijin Limited
2-4 Nakanoshima 3-chome
Kita-ku
Osaka-shi Osaka 530-0005 / JP
03 / YAMANAKA, Katsuhiro
c/o Teijin Limited
2-4 Nakanoshima 3-chome
Kita-ku
Osaka-shi Osaka 530-0005 / JP
 [2020/20]
Representative(s)Adam, Holger, et al
Kraus & Weisert
Patentanwälte PartGmbB
Thomas-Wimmer-Ring 15
80539 München / DE
[2020/20]
Application number, filing date18828289.120.06.2018
[2020/20]
WO2018JP23514
Priority number, dateJP2017013370407.07.2017         Original published format: JP 2017133704
JP2017017016305.09.2017         Original published format: JP 2017170163
[2020/20]
Filing languageJA
Procedural languageEN
PublicationType: A1 Application with search report
No.:WO2019009076
Date:10.01.2019
Language:JA
[2019/02]
Type: A1 Application with search report 
No.:EP3650482
Date:13.05.2020
Language:EN
[2020/20]
Type: B1 Patent specification 
No.:EP3650482
Date:11.01.2023
Language:EN
[2023/02]
Search report(s)International search report - published on:JP10.01.2019
(Supplementary) European search report - dispatched on:EP17.03.2020
ClassificationIPC:C08G64/16, C08G64/30
[2020/20]
CPC:
C08G64/307 (EP); C08G64/06 (US); C08G64/1608 (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 [2020/20]
Extension statesBANot yet paid
MENot yet paid
Validation statesKHNot yet paid
MANot yet paid
MDNot yet paid
TNNot yet paid
TitleGerman:POLYCARBONATCOPOLYMER[2020/20]
English:POLYCARBONATE COPOLYMER[2020/20]
French:COPOLYMÈRE DE POLYCARBONATE[2020/20]
Entry into regional phase30.12.2019Translation filed 
30.12.2019National basic fee paid 
30.12.2019Search fee paid 
30.12.2019Designation fee(s) paid 
30.12.2019Examination fee paid 
Examination procedure30.12.2019Examination requested  [2020/20]
17.03.2020Date on which the examining division has become responsible
29.04.2020Despatch of a communication from the examining division (Time limit: M04)
31.08.2020Reply to a communication from the examining division
17.09.2020Despatch of a communication from the examining division (Time limit: M04)
13.01.2021Reply to a communication from the examining division
29.08.2022Communication of intention to grant the patent
01.12.2022Fee for grant paid
01.12.2022Fee for publishing/printing paid
01.12.2022Receipt of the translation of the claim(s)
Opposition(s)12.10.2023No opposition filed within time limit [2023/51]
Fees paidRenewal fee
31.03.2020Renewal fee patent year 03
25.06.2021Renewal fee patent year 04
27.06.2022Renewal 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.
Lapses during opposition  TooltipAT11.01.2023
CZ11.01.2023
DK11.01.2023
EE11.01.2023
ES11.01.2023
FI11.01.2023
HR11.01.2023
IT11.01.2023
LT11.01.2023
LV11.01.2023
MC11.01.2023
NL11.01.2023
PL11.01.2023
RO11.01.2023
RS11.01.2023
SE11.01.2023
SI11.01.2023
SK11.01.2023
SM11.01.2023
NO11.04.2023
GR12.04.2023
IS11.05.2023
PT11.05.2023
GB20.06.2023
IE20.06.2023
LU20.06.2023
BE30.06.2023
CH30.06.2023
FR30.06.2023
[2024/26]
Former [2024/24]AT11.01.2023
CZ11.01.2023
DK11.01.2023
EE11.01.2023
ES11.01.2023
FI11.01.2023
HR11.01.2023
LT11.01.2023
LV11.01.2023
MC11.01.2023
NL11.01.2023
PL11.01.2023
RO11.01.2023
RS11.01.2023
SE11.01.2023
SI11.01.2023
SK11.01.2023
SM11.01.2023
NO11.04.2023
GR12.04.2023
IS11.05.2023
PT11.05.2023
GB20.06.2023
IE20.06.2023
LU20.06.2023
BE30.06.2023
CH30.06.2023
FR30.06.2023
Former [2024/21]AT11.01.2023
CZ11.01.2023
DK11.01.2023
EE11.01.2023
ES11.01.2023
FI11.01.2023
HR11.01.2023
LT11.01.2023
LV11.01.2023
MC11.01.2023
NL11.01.2023
PL11.01.2023
RO11.01.2023
RS11.01.2023
SE11.01.2023
SI11.01.2023
SK11.01.2023
SM11.01.2023
NO11.04.2023
GR12.04.2023
IS11.05.2023
PT11.05.2023
IE20.06.2023
LU20.06.2023
Former [2024/15]AT11.01.2023
CZ11.01.2023
DK11.01.2023
EE11.01.2023
ES11.01.2023
FI11.01.2023
HR11.01.2023
LT11.01.2023
LV11.01.2023
MC11.01.2023
NL11.01.2023
PL11.01.2023
RO11.01.2023
RS11.01.2023
SE11.01.2023
SI11.01.2023
SK11.01.2023
SM11.01.2023
NO11.04.2023
GR12.04.2023
IS11.05.2023
PT11.05.2023
LU20.06.2023
Former [2024/11]AT11.01.2023
CZ11.01.2023
DK11.01.2023
EE11.01.2023
ES11.01.2023
FI11.01.2023
HR11.01.2023
LT11.01.2023
LV11.01.2023
MC11.01.2023
NL11.01.2023
PL11.01.2023
RO11.01.2023
RS11.01.2023
SE11.01.2023
SI11.01.2023
SK11.01.2023
SM11.01.2023
NO11.04.2023
GR12.04.2023
IS11.05.2023
PT11.05.2023
Former [2024/09]AT11.01.2023
CZ11.01.2023
DK11.01.2023
EE11.01.2023
ES11.01.2023
FI11.01.2023
HR11.01.2023
LT11.01.2023
LV11.01.2023
MC11.01.2023
NL11.01.2023
PL11.01.2023
RO11.01.2023
RS11.01.2023
SE11.01.2023
SK11.01.2023
SM11.01.2023
NO11.04.2023
GR12.04.2023
IS11.05.2023
PT11.05.2023
Former [2023/50]AT11.01.2023
CZ11.01.2023
DK11.01.2023
EE11.01.2023
ES11.01.2023
FI11.01.2023
HR11.01.2023
LT11.01.2023
LV11.01.2023
NL11.01.2023
PL11.01.2023
RO11.01.2023
RS11.01.2023
SE11.01.2023
SK11.01.2023
SM11.01.2023
NO11.04.2023
GR12.04.2023
IS11.05.2023
PT11.05.2023
Former [2023/49]AT11.01.2023
CZ11.01.2023
DK11.01.2023
EE11.01.2023
ES11.01.2023
FI11.01.2023
HR11.01.2023
LT11.01.2023
LV11.01.2023
NL11.01.2023
PL11.01.2023
RO11.01.2023
RS11.01.2023
SE11.01.2023
SM11.01.2023
NO11.04.2023
GR12.04.2023
IS11.05.2023
PT11.05.2023
Former [2023/48]AT11.01.2023
DK11.01.2023
EE11.01.2023
ES11.01.2023
FI11.01.2023
HR11.01.2023
LT11.01.2023
LV11.01.2023
NL11.01.2023
PL11.01.2023
RS11.01.2023
SE11.01.2023
SM11.01.2023
NO11.04.2023
GR12.04.2023
IS11.05.2023
PT11.05.2023
Former [2023/46]AT11.01.2023
DK11.01.2023
ES11.01.2023
FI11.01.2023
HR11.01.2023
LT11.01.2023
LV11.01.2023
NL11.01.2023
PL11.01.2023
RS11.01.2023
SE11.01.2023
SM11.01.2023
NO11.04.2023
GR12.04.2023
IS11.05.2023
PT11.05.2023
Former [2023/39]AT11.01.2023
ES11.01.2023
FI11.01.2023
HR11.01.2023
LT11.01.2023
LV11.01.2023
NL11.01.2023
PL11.01.2023
RS11.01.2023
SE11.01.2023
NO11.04.2023
GR12.04.2023
IS11.05.2023
PT11.05.2023
Former [2023/38]AT11.01.2023
ES11.01.2023
FI11.01.2023
HR11.01.2023
LT11.01.2023
LV11.01.2023
NL11.01.2023
PL11.01.2023
RS11.01.2023
SE11.01.2023
NO11.04.2023
GR12.04.2023
PT11.05.2023
Former [2023/37]AT11.01.2023
ES11.01.2023
FI11.01.2023
HR11.01.2023
LT11.01.2023
LV11.01.2023
NL11.01.2023
RS11.01.2023
SE11.01.2023
NO11.04.2023
GR12.04.2023
PT11.05.2023
Former [2023/36]AT11.01.2023
ES11.01.2023
FI11.01.2023
HR11.01.2023
LT11.01.2023
LV11.01.2023
NL11.01.2023
RS11.01.2023
SE11.01.2023
NO11.04.2023
PT11.05.2023
Former [2023/35]AT11.01.2023
ES11.01.2023
HR11.01.2023
LT11.01.2023
NL11.01.2023
RS11.01.2023
NO11.04.2023
PT11.05.2023
Former [2023/34]ES11.01.2023
LT11.01.2023
NL11.01.2023
RS11.01.2023
PT11.05.2023
Former [2023/33]ES11.01.2023
LT11.01.2023
NL11.01.2023
Former [2023/31]NL11.01.2023
Documents cited:Search[XI]EP0922722  (GEN ELECTRIC [US]) [X] 1,8,9,13 * paragraphs [0001] , [0003] , [0010]; claims 1,3,7 * [I] 2-7,10-12,14,15;
 [IY]JP2003160660  (TEIJIN CHEMICALS LTD) [I] 1-15 * paragraphs [0001] , [0028] , [0059] , [0061]; example 4 * [Y] 7;
 [YD]JP2003200421  (TEIJIN CHEMICALS LTD) [YD] 7* paragraph [0019] *
International search[A]JPH0292936  (KURARAY CO) [A] 1-15 * (Family: none) *;
 [A]JPH02180954  (KURARAY CO) [A] 1-15 * (Family: none) *;
 [YA]JPH0952947  (TEIJIN LTD) [Y] 4-10, 13-15 * , claims, paragraph [0134] (Family: none) * [A] 1-3, 11, 12;
 [XYA]JPH11240945  (GEN ELECTRIC) [X] 1-3, 5, 8-10, 12-14 * , claims, paragraphs [0008], [0010]-[0012], examples 1-3, 6 & US 5965688 A, claims, column 1, line 54 to column 4, line 7, examples & EP 922722 A1 & SG 74100 A & CN 1228445 A * [Y] 4, 5, 8-10, 13, 14 [A] 6, 7, 11, 15;
 [XYA]JP2003160660  (TEIJIN CHEMICALS LTD) [X] 1-3, 5-7, 9-11, 13-15 * , claims, paragraphs [0028], [0059], [0062], [0103] (Family: none) * [Y] 4-7, 9, 10, 13- 15 [A] 8, 12;
 [A]JP2006131789  (TEIJIN CHEMICALS LTD) [A] 1-15 * (Family: none) *;
 [A]JP2015137355  (TEIJIN LTD) [A] 1-15* (Family: none) *;
 [XYA]  - IJANTKAR, ASHWINI S. et al., "Conformational analysis, RIS Models and modeling chain properties of substituted homopolycarbonates and aliphatic- aromatic copolycarbonates derived from 2, 2, 4, 4- tetramethyl-1, 3-cyclobutylene linkages", International Conference on Polymers for Advanced Technologies, Thiruvananthapuram, India, no. 2005:709248, (20041215), pages 4/1 - 4/5, (20180904), XP009518301 [X] 1-3, 5-7, 9-11, 13-15 * , entire text * [Y] 4-7, 9, 10, 13- 15 [A] 8, 12
    [ ] - STNext, Database accession no. 2005:709248
by applicantJPS3826798B
 JPS391546B
 JPS6392644
 JPH01240945
 JPH02222416
 JP2003200421
 WO2004111106
 WO2011021720
 JP2015137355
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.