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Extract from the Register of European Patents

EP About this file: EP3831787

EP3831787 - HIGH STRENGTH GLASS-CERAMICS HAVING PETALITE AND LITHIUM SILICATE STRUCTURES [Right-click to bookmark this link]
StatusExamination is in progress
Status updated on  30.11.2023
Database last updated on 29.10.2024
FormerRequest for examination was made
Status updated on  10.12.2021
FormerThe application has been published
Status updated on  07.05.2021
Most recent event   Tooltip12.10.2024New entry: Renewal fee paid 
Applicant(s)For all designated states
Corning Incorporated
1 Riverfront Plaza
Corning, New York 14831 / US
[2021/23]
Inventor(s)01 / BEALL, George Halsey
16 Woodland Drive
Big Flats, NY New York 14814 / US
02 / FU, Qiang
7 Tara Place
Painted Post, NY New York 14870 / US
03 / SMITH, Charlene Marie
222 Watauga Avenue
Corning, NY New York 14830 / US
 [2021/23]
Representative(s)Elkington and Fife LLP
Prospect House
8 Pembroke Road
Sevenoaks, Kent TN13 1XR / GB
[2021/23]
Application number, filing date21154138.808.10.2015
[2021/23]
Priority number, dateUS201462061385P08.10.2014         Original published format: US 201462061385 P
US201562205120P14.08.2015         Original published format: US 201562205120 P
[2021/23]
Filing languageEN
Procedural languageEN
PublicationType: A1 Application with search report 
No.:EP3831787
Date:09.06.2021
Language:EN
[2021/23]
Search report(s)(Supplementary) European search report - dispatched on:EP12.04.2021
ClassificationIPC:C03C3/097, C03C10/00
[2021/23]
CPC:
C03C10/0027 (EP,CN,KR,US); C03B32/02 (CN,KR,US); C03C10/0054 (US);
C03C21/002 (CN,US); C03C3/093 (KR); C03C3/097 (EP,KR,US);
C03C4/0092 (KR); C03C4/02 (US); C03C2204/00 (US);
Y02P40/57 (KR) (-)
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 [2022/02]
Former [2021/23]AL,  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 
TitleGerman:HOCHFESTE GLASKERAMIK MIT PETALIT- UND LITHIUMSILIKATSTRUKTUREN[2021/23]
English:HIGH STRENGTH GLASS-CERAMICS HAVING PETALITE AND LITHIUM SILICATE STRUCTURES[2021/23]
French:VITROCÉRAMIQUES HAUTE RÉSISTANCE PRÉSENTANT DES STRUCTURES DE PÉTALITE ET DE SILICATE DE LITHIUM[2021/23]
Examination procedure07.12.2021Amendment by applicant (claims and/or description)
07.12.2021Examination requested  [2022/02]
07.12.2021Date on which the examining division has become responsible
29.11.2023Despatch of a communication from the examining division (Time limit: M06)
23.05.2024Reply to a communication from the examining division
Parent application(s)   TooltipEP15784247.7  / EP3204339
EP19179243.1  / EP3572384
EP20163963.0  / EP3686168
Fees paidRenewal fee
28.01.2021Renewal fee patent year 03
28.01.2021Renewal fee patent year 04
28.01.2021Renewal fee patent year 05
28.01.2021Renewal fee patent year 06
08.10.2021Renewal fee patent year 07
12.10.2022Renewal fee patent year 08
13.10.2023Renewal fee patent year 09
11.10.2024Renewal fee patent year 10
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Documents cited:Search[X]JP2001126236  (NGK INSULATORS LTD);
 [X]US6284340  (ABE MASAHIRO [JP], et al)
by applicantUS5219799
 US2013045375
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.