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

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

Release notes
European Patent Register Assistant
European Patent Register Resource Book
European Patent Register – pocket guide
FAQ - European Patent Register
Federated Register (Flyer)
Global Dossier (Flyer)
Register events
Deep link coverage
Federated Register content
The Patent Information Tour
Fair use charter

Extract from the Register of European Patents

EP About this file: EP3613710

EP3613710 - COMPOSITION FOR GLASS, ALKALI ALUMINOSILICATE GLASS, AND PREPARATION METHOD THEREFOR AND APPLICATIONS THEREOF [Right-click to bookmark this link]
StatusNo opposition filed within time limit
Status updated on  26.01.2024
Database last updated on 25.03.2025
FormerThe patent has been granted
Status updated on  17.02.2023
FormerGrant of patent is intended
Status updated on  03.10.2022
FormerExamination is in progress
Status updated on  06.06.2020
FormerRequest for examination was made
Status updated on  24.01.2020
FormerThe international publication has been made
Status updated on  27.10.2018
Most recent event   Tooltip15.11.2024Lapse of the patent in a contracting state
New state(s): BG		published on 18.12.2024  [2024/51]
Applicant(s)For all designated states
Tunghsu Technology Group Co., Ltd.
Room 266, Building 2
No.9 Haiying Road
Fengtai Science and Technology Park
Fengtai District
Beijing 100075 / CN
For all designated states
Tunghsu Group Co., Ltd.
No. 369 Zhujiang Road
New&Hi-Tech Industrial Development Zone
Shijiazhuang
Hebei 050035 / CN
[2020/09]
Inventor(s)01 / ZHANG, Guangtao
No.369 Zhujiang Road
New&Hi-Tech Industrial Development Zone
Shijiazhuang Hebei 050035 / CN
02 / WANG, Junfeng
No.369 Zhujiang Road
New&Hi-Tech Industrial Development Zone
Shijiazhuang Hebei 050035 / CN
03 / LI, Gang
No.369 Zhujiang Road
New&Hi-Tech Industrial Development Zone
Shijiazhuang Hebei 050035 / CN
04 / TIAN, Peng
No.369 Zhujiang Road
New&Hi-Tech Industrial Development Zone
Shijiazhuang Hebei 050035 / CN
05 / YAN, Dongcheng
No.369 Zhujiang Road
New&Hi-Tech Industrial Development Zone
Shijiazhuang Hebei 050035 / CN
06 / WANG, Lihong
No.369 Zhujiang Road
New&Hi-Tech Industrial Development Zone
Shijiazhuang Hebei 050035 / CN
07 / ZHENG, Quan
No.369 Zhujiang Road
New&Hi-Tech Industrial Development Zone
Shijiazhuang Hebei 050035 / CN
 [2020/09]
Representative(s)Kilburn & Strode LLP
Lacon London
84 Theobalds Road
Holborn
London WC1X 8NL / GB
[2023/12]
Former [2020/09]Copsey, Timothy Graham
Kilburn & Strode LLP
Lacon London
84 Theobalds Road
London WC1X 8NL / GB
Application number, filing date18787904.409.04.2018
[2020/09]
WO2018CN82339
Priority number, dateCN20171025260118.04.2017         Original published format: CN201710252601
[2020/09]
Filing languageZH
Procedural languageEN
PublicationType: A1 Application with search report
No.:WO2018192380
Date:25.10.2018
Language:ZH
[2018/43]
Type: A1 Application with search report 
No.:EP3613710
Date:26.02.2020
Language:EN
[2020/09]
Type: B1 Patent specification 
No.:EP3613710
Date:22.03.2023
Language:EN
[2023/12]
Search report(s)International search report - published on:CN25.10.2018
(Supplementary) European search report - dispatched on:EP30.03.2020
ClassificationIPC:C03C3/087, C03C3/085, C03C3/095, C03C3/105
[2022/42]
CPC:
C03C3/085 (EP); C03C3/087 (EP,CN,KR,US); C03B19/02 (CN,US);
C03C1/00 (CN); C03C1/004 (KR,US); C03C3/095 (EP);
C03C3/105 (EP); C03B25/02 (US) (-)
Former IPC [2020/09]C03C3/087
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 [2020/09]
Extension statesBANot yet paid
MENot yet paid
Validation statesKHNot yet paid
MANot yet paid
MDNot yet paid
TNNot yet paid
TitleGerman:ZUSAMMENSETZUNG FÜR GLAS, ALKALIALUMINOSILIKATGLAS UND HERSTELLUNGSVERFAHREN DAFÜR SOWIE ANWENDUNGEN DAVON[2020/09]
English:COMPOSITION FOR GLASS, ALKALI ALUMINOSILICATE GLASS, AND PREPARATION METHOD THEREFOR AND APPLICATIONS THEREOF[2020/09]
French:COMPOSITION POUR VERRE, VERRE D'ALUMINOSILICATE ALCALIN, PROCÉDÉ DE PRÉPARATION ET APPLICATIONS ASSOCIÉS[2020/09]
Entry into regional phase15.11.2019Translation filed 
15.11.2019National basic fee paid 
15.11.2019Search fee paid 
15.11.2019Designation fee(s) paid 
15.11.2019Examination fee paid 
Examination procedure15.11.2019Examination requested  [2020/09]
10.06.2020Despatch of a communication from the examining division (Time limit: M04)
20.10.2020Reply to a communication from the examining division
04.10.2022Communication of intention to grant the patent
08.02.2023Fee for grant paid
08.02.2023Fee for publishing/printing paid
08.02.2023Receipt of the translation of the claim(s)
Opposition(s)02.01.2024No opposition filed within time limit [2024/09]
Fees paidRenewal fee
15.11.2019Renewal fee patent year 03
22.02.2021Renewal fee patent year 04
21.02.2022Renewal 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  TooltipAT22.03.2023
BG22.03.2023
CZ22.03.2023
DK22.03.2023
EE22.03.2023
ES22.03.2023
FI22.03.2023
HR22.03.2023
IT22.03.2023
LT22.03.2023
LV22.03.2023
MC22.03.2023
NL22.03.2023
PL22.03.2023
RO22.03.2023
RS22.03.2023
SE22.03.2023
SI22.03.2023
SK22.03.2023
SM22.03.2023
IE09.04.2023
LU09.04.2023
BE30.04.2023
NO22.06.2023
GR23.06.2023
IS22.07.2023
PT24.07.2023
[2024/51]
Former [2024/26]AT22.03.2023
CZ22.03.2023
DK22.03.2023
EE22.03.2023
ES22.03.2023
FI22.03.2023
HR22.03.2023
IT22.03.2023
LT22.03.2023
LV22.03.2023
MC22.03.2023
NL22.03.2023
PL22.03.2023
RO22.03.2023
RS22.03.2023
SE22.03.2023
SI22.03.2023
SK22.03.2023
SM22.03.2023
IE09.04.2023
LU09.04.2023
BE30.04.2023
NO22.06.2023
GR23.06.2023
IS22.07.2023
PT24.07.2023
Former [2024/21]AT22.03.2023
CZ22.03.2023
DK22.03.2023
EE22.03.2023
ES22.03.2023
FI22.03.2023
HR22.03.2023
LT22.03.2023
LV22.03.2023
MC22.03.2023
NL22.03.2023
PL22.03.2023
RO22.03.2023
RS22.03.2023
SE22.03.2023
SI22.03.2023
SK22.03.2023
SM22.03.2023
IE09.04.2023
LU09.04.2023
BE30.04.2023
NO22.06.2023
GR23.06.2023
IS22.07.2023
PT24.07.2023
Former [2024/10]AT22.03.2023
CZ22.03.2023
DK22.03.2023
EE22.03.2023
ES22.03.2023
FI22.03.2023
HR22.03.2023
LT22.03.2023
LV22.03.2023
MC22.03.2023
NL22.03.2023
PL22.03.2023
RO22.03.2023
RS22.03.2023
SE22.03.2023
SI22.03.2023
SK22.03.2023
SM22.03.2023
LU09.04.2023
BE30.04.2023
NO22.06.2023
GR23.06.2023
IS22.07.2023
PT24.07.2023
Former [2024/08]AT22.03.2023
EE22.03.2023
ES22.03.2023
FI22.03.2023
HR22.03.2023
LT22.03.2023
LV22.03.2023
MC22.03.2023
NL22.03.2023
PL22.03.2023
RO22.03.2023
RS22.03.2023
SE22.03.2023
SK22.03.2023
SM22.03.2023
LU09.04.2023
NO22.06.2023
GR23.06.2023
IS22.07.2023
PT24.07.2023
Former [2024/04]AT22.03.2023
EE22.03.2023
ES22.03.2023
FI22.03.2023
HR22.03.2023
LT22.03.2023
LV22.03.2023
NL22.03.2023
PL22.03.2023
RO22.03.2023
RS22.03.2023
SE22.03.2023
SK22.03.2023
SM22.03.2023
LU09.04.2023
NO22.06.2023
GR23.06.2023
IS22.07.2023
PT24.07.2023
Former [2023/50]AT22.03.2023
EE22.03.2023
ES22.03.2023
FI22.03.2023
HR22.03.2023
LT22.03.2023
LV22.03.2023
NL22.03.2023
PL22.03.2023
RO22.03.2023
RS22.03.2023
SE22.03.2023
SK22.03.2023
SM22.03.2023
NO22.06.2023
GR23.06.2023
IS22.07.2023
PT24.07.2023
Former [2023/49]AT22.03.2023
EE22.03.2023
ES22.03.2023
FI22.03.2023
HR22.03.2023
LT22.03.2023
LV22.03.2023
NL22.03.2023
RO22.03.2023
RS22.03.2023
SE22.03.2023
SM22.03.2023
NO22.06.2023
GR23.06.2023
PT24.07.2023
Former [2023/48]AT22.03.2023
EE22.03.2023
ES22.03.2023
FI22.03.2023
HR22.03.2023
LT22.03.2023
LV22.03.2023
NL22.03.2023
RS22.03.2023
SE22.03.2023
SM22.03.2023
NO22.06.2023
GR23.06.2023
PT24.07.2023
Former [2023/46]ES22.03.2023
FI22.03.2023
HR22.03.2023
LT22.03.2023
LV22.03.2023
NL22.03.2023
RS22.03.2023
SE22.03.2023
SM22.03.2023
NO22.06.2023
GR23.06.2023
PT24.07.2023
Former [2023/38]FI22.03.2023
HR22.03.2023
LT22.03.2023
LV22.03.2023
NL22.03.2023
RS22.03.2023
SE22.03.2023
NO22.06.2023
GR23.06.2023
Former [2023/37]FI22.03.2023
HR22.03.2023
LT22.03.2023
LV22.03.2023
RS22.03.2023
SE22.03.2023
NO22.06.2023
GR23.06.2023
Former [2023/36]FI22.03.2023
HR22.03.2023
LT22.03.2023
LV22.03.2023
RS22.03.2023
SE22.03.2023
NO22.06.2023
Former [2023/35]HR22.03.2023
LT22.03.2023
RS22.03.2023
NO22.06.2023
Former [2023/34]LT22.03.2023
RS22.03.2023
Former [2023/33]LT22.03.2023
Documents cited:Search[Y]US5811361  (MIWA SHINKICHI [JP]) [Y] 1-14 * example 3 *;
 [Y]EP1078893  (SCHOTT GLAS [DE]) [Y] 1-14 * example A6 *;
 [Y]US2014179510  (ALLAN DOUGLAS CLIPPINGER [US], et al) [Y] 1-14 * paragraphs [0072] - [0075] - [0 94]; examples 18, 20; table 1 *;
 [Y]CN103910487  (AVANSTRATE INC) [Y] 1-14* paragraph [0052]; example 14 *;
 [Y]CN104326662  (TUNGHSU GROUP CO LTD) [Y] 1-14 * paragraph [0022]; examples 1,3,5,6; table 1 *;
 [Y]WO2015056645  (NIPPON ELECTRIC GLASS CO [JP]) [Y] 1-14 * paragraph [0293]; example - *;
 [XI]WO2016049400  (CORNING INC [US]) [X] 1-5,7,14 * example 15; table 2 * [I] 6,8-13
International search[XY]CN103910487  (AVANSTRATE INC) [X] 1-14 * , claim 7, description, paragraphs 285, 293 and 294, and table 10, claim 7, and description, paragraph 293 * [Y] 1-14;
 [Y]CN104326662  (TUNGHSU GROUP CO LTD) [Y] 1-14 * , claims 1-10, and description, table 1 *;
 [A]CN105645762  (ZHENGZHOU XUFEI OPTOELECTRONIC TECH CO LTD, et al) [A] 1-14* , entire document *;
 [PX]CN107032604  (DONGXU GROUP CO LTD, et al) [PX] 1-14 * claims 1-10 *
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.