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Extract from the Register of European Patents

EP About this file: EP3717415

EP3717415 - VACUUM MOLD APPARATUS AND METHODS FOR FORMING CURVED MIRRORS [Right-click to bookmark this link]
Former [2020/41]VACUUM MOLD APPARATUS, SYSTEMS, AND METHODS FOR FORMING CURVED MIRRORS
[2022/33]
StatusNo opposition filed within time limit
Status updated on  05.01.2024
Database last updated on 31.03.2026
FormerThe patent has been granted
Status updated on  27.01.2023
FormerGrant of patent is intended
Status updated on  08.09.2022
FormerRequest for examination was made
Status updated on  04.09.2020
FormerThe international publication has been made
Status updated on  08.06.2019
Most recent event   Tooltip19.12.2025Lapse of the patent in a contracting state
New state(s): TR		published on 21.01.2026  [2026/04]
Applicant(s)For all designated states
1/4 Corning Incorporated
1 Riverfront Plaza
Corning, New York 14831 / US
[2020/41]
Inventor(s)01 / CHAE, Kyubong
32 Taejang-ro 82beon-gil
Yeongtong-gu
Suwon-Si Gyeonggi-do 16687 / KR
02 / HONG, Sunghwa
212 Tangjeong-Ro
Tangjeong-Myeon
Asan-Si Chungcheongnam-do 31454 / KR
03 / JEE, Hongkeun
212 Tangjeong-Ro
Tangjeong-Myeon
Asan-Si Chungcheongnam-do 31454 / KR
04 / KIM, Jonghwa
10 Buldang 23-ro
Seobuk-gu
Cheonan-Si Chungcheongnam-do 31156 / KR
05 / LEE, Insu
35-23 Handeul 3-ro
Seobuk-gu
Cheonan-Si Chungcheongnam-do 31097 / KR
 [2020/41]
Representative(s)Epping - Hermann - Fischer
Patentanwaltsgesellschaft mbH
Schloßschmidstraße 5
80639 München / DE
[2020/41]
Application number, filing date18883784.330.11.2018
[2020/41]
WO2018KR15088
Priority number, dateUS201762592588P30.11.2017         Original published format: US 201762592588 P
[2020/41]
Filing languageEN
Procedural languageEN
PublicationType: A2 Application without search report
No.:WO2019108015
Date:06.06.2019
Language:EN
[2019/23]
Type: A2 Application without search report 
No.:EP3717415
Date:07.10.2020
Language:EN
The application published by WIPO in one of the EPO official languages on 06.06.2019 takes the place of the publication of the European patent application.
[2020/41]
Type: B1 Patent specification 
No.:EP3717415
Date:01.03.2023
Language:EN
[2023/09]
Search report(s)International search report - published on:KR22.08.2019
(Supplementary) European search report - dispatched on:EP06.07.2021
ClassificationIPC:C03B23/035, B29D11/00, G02B5/10, G02B27/01
[2021/31]
CPC:
B29D11/00596 (EP,US); C03B23/0357 (EP,KR); G02B27/0101 (EP,US);
G02B5/10 (EP,US); G02B2027/011 (EP,US); G02B2027/013 (EP,US);
Y02P40/50 (KR); Y02P40/57 (KR) (-)
Former IPC [2020/41]C03B23/035
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 [2020/41]
Extension statesBANot yet paid
MENot yet paid
Validation statesKHNot yet paid
MANot yet paid
MDNot yet paid
TNNot yet paid
TitleGerman:VAKUUMFORMVORRICHTUNG UND VERFAHREN ZUR HERSTELLUNG VON GEKRÜMMTEN SPIEGELN[2022/33]
English:VACUUM MOLD APPARATUS AND METHODS FOR FORMING CURVED MIRRORS[2022/33]
French:APPAREIL DE MOULAGE SOUS VIDE ET PROCÉDÉS DE FORMATION DE MIROIRS INCURVÉS[2022/33]
Former [2020/41]VAKUUMFORMVORRICHTUNG, SYSTEME UND VERFAHREN ZUR HERSTELLUNG VON GEKRÜMMTEN SPIEGELN
Former [2020/41]VACUUM MOLD APPARATUS, SYSTEMS, AND METHODS FOR FORMING CURVED MIRRORS
Former [2020/41]APPAREIL DE MOULAGE SOUS VIDE, SYSTÈMES ET PROCÉDÉS DE FORMATION DE MIROIRS INCURVÉS
Entry into regional phase29.05.2020National basic fee paid 
29.05.2020Search fee paid 
29.05.2020Designation fee(s) paid 
29.05.2020Examination fee paid 
Examination procedure29.05.2020Examination requested  [2020/41]
31.01.2022Amendment by applicant (claims and/or description)
09.09.2022Communication of intention to grant the patent
19.01.2023Fee for grant paid
19.01.2023Fee for publishing/printing paid
19.01.2023Receipt of the translation of the claim(s)
Opposition(s)04.12.2023No opposition filed within time limit [2024/06]
Fees paidRenewal fee
10.11.2020Renewal fee patent year 03
08.11.2021Renewal fee patent year 04
10.11.2022Renewal 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  TooltipCY30.11.2018
HU30.11.2018
AT01.03.2023
BG01.03.2023
CZ01.03.2023
DK01.03.2023
EE01.03.2023
ES01.03.2023
FI01.03.2023
HR01.03.2023
IT01.03.2023
LT01.03.2023
LV01.03.2023
MC01.03.2023
NL01.03.2023
PL01.03.2023
RO01.03.2023
RS01.03.2023
SE01.03.2023
SI01.03.2023
SK01.03.2023
SM01.03.2023
TR01.03.2023
NO01.06.2023
GR02.06.2023
IS01.07.2023
PT03.07.2023
BE30.11.2023
CH30.11.2023
GB30.11.2023
IE30.11.2023
LU30.11.2023
[2026/04]
Former [2025/39]CY30.11.2018
HU30.11.2018
AT01.03.2023
BG01.03.2023
CZ01.03.2023
DK01.03.2023
EE01.03.2023
ES01.03.2023
FI01.03.2023
HR01.03.2023
IT01.03.2023
LT01.03.2023
LV01.03.2023
MC01.03.2023
NL01.03.2023
PL01.03.2023
RO01.03.2023
RS01.03.2023
SE01.03.2023
SI01.03.2023
SK01.03.2023
SM01.03.2023
NO01.06.2023
GR02.06.2023
IS01.07.2023
PT03.07.2023
BE30.11.2023
CH30.11.2023
GB30.11.2023
IE30.11.2023
LU30.11.2023
Former [2025/36]CY30.11.2018
AT01.03.2023
BG01.03.2023
CZ01.03.2023
DK01.03.2023
EE01.03.2023
ES01.03.2023
FI01.03.2023
HR01.03.2023
IT01.03.2023
LT01.03.2023
LV01.03.2023
MC01.03.2023
NL01.03.2023
PL01.03.2023
RO01.03.2023
RS01.03.2023
SE01.03.2023
SI01.03.2023
SK01.03.2023
SM01.03.2023
NO01.06.2023
GR02.06.2023
IS01.07.2023
PT03.07.2023
BE30.11.2023
CH30.11.2023
GB30.11.2023
IE30.11.2023
LU30.11.2023
Former [2024/51]AT01.03.2023
BG01.03.2023
CZ01.03.2023
DK01.03.2023
EE01.03.2023
ES01.03.2023
FI01.03.2023
HR01.03.2023
IT01.03.2023
LT01.03.2023
LV01.03.2023
MC01.03.2023
NL01.03.2023
PL01.03.2023
RO01.03.2023
RS01.03.2023
SE01.03.2023
SI01.03.2023
SK01.03.2023
SM01.03.2023
NO01.06.2023
GR02.06.2023
IS01.07.2023
PT03.07.2023
BE30.11.2023
CH30.11.2023
GB30.11.2023
IE30.11.2023
LU30.11.2023
Former [2024/47]AT01.03.2023
CZ01.03.2023
DK01.03.2023
EE01.03.2023
ES01.03.2023
FI01.03.2023
HR01.03.2023
IT01.03.2023
LT01.03.2023
LV01.03.2023
MC01.03.2023
NL01.03.2023
PL01.03.2023
RO01.03.2023
RS01.03.2023
SE01.03.2023
SI01.03.2023
SK01.03.2023
SM01.03.2023
NO01.06.2023
GR02.06.2023
IS01.07.2023
PT03.07.2023
BE30.11.2023
CH30.11.2023
GB30.11.2023
IE30.11.2023
LU30.11.2023
Former [2024/46]AT01.03.2023
CZ01.03.2023
DK01.03.2023
EE01.03.2023
ES01.03.2023
FI01.03.2023
HR01.03.2023
IT01.03.2023
LT01.03.2023
LV01.03.2023
MC01.03.2023
NL01.03.2023
PL01.03.2023
RO01.03.2023
RS01.03.2023
SE01.03.2023
SI01.03.2023
SK01.03.2023
SM01.03.2023
NO01.06.2023
GR02.06.2023
IS01.07.2023
PT03.07.2023
CH30.11.2023
IE30.11.2023
LU30.11.2023
Former [2024/34]AT01.03.2023
CZ01.03.2023
DK01.03.2023
EE01.03.2023
ES01.03.2023
FI01.03.2023
HR01.03.2023
IT01.03.2023
LT01.03.2023
LV01.03.2023
MC01.03.2023
NL01.03.2023
PL01.03.2023
RO01.03.2023
RS01.03.2023
SE01.03.2023
SI01.03.2023
SK01.03.2023
SM01.03.2023
NO01.06.2023
GR02.06.2023
IS01.07.2023
PT03.07.2023
CH30.11.2023
LU30.11.2023
Former [2024/32]AT01.03.2023
CZ01.03.2023
DK01.03.2023
EE01.03.2023
ES01.03.2023
FI01.03.2023
HR01.03.2023
IT01.03.2023
LT01.03.2023
LV01.03.2023
MC01.03.2023
NL01.03.2023
PL01.03.2023
RO01.03.2023
RS01.03.2023
SE01.03.2023
SI01.03.2023
SK01.03.2023
SM01.03.2023
NO01.06.2023
GR02.06.2023
IS01.07.2023
PT03.07.2023
Former [2024/26]AT01.03.2023
CZ01.03.2023
DK01.03.2023
EE01.03.2023
ES01.03.2023
FI01.03.2023
HR01.03.2023
IT01.03.2023
LT01.03.2023
LV01.03.2023
NL01.03.2023
PL01.03.2023
RO01.03.2023
RS01.03.2023
SE01.03.2023
SI01.03.2023
SK01.03.2023
SM01.03.2023
NO01.06.2023
GR02.06.2023
IS01.07.2023
PT03.07.2023
Former [2024/10]AT01.03.2023
CZ01.03.2023
DK01.03.2023
EE01.03.2023
ES01.03.2023
FI01.03.2023
HR01.03.2023
LT01.03.2023
LV01.03.2023
NL01.03.2023
PL01.03.2023
RO01.03.2023
RS01.03.2023
SE01.03.2023
SI01.03.2023
SK01.03.2023
SM01.03.2023
NO01.06.2023
GR02.06.2023
IS01.07.2023
PT03.07.2023
Former [2023/50]AT01.03.2023
CZ01.03.2023
EE01.03.2023
ES01.03.2023
FI01.03.2023
HR01.03.2023
LT01.03.2023
LV01.03.2023
NL01.03.2023
PL01.03.2023
RO01.03.2023
RS01.03.2023
SE01.03.2023
SK01.03.2023
SM01.03.2023
NO01.06.2023
GR02.06.2023
IS01.07.2023
PT03.07.2023
Former [2023/49]AT01.03.2023
CZ01.03.2023
EE01.03.2023
ES01.03.2023
FI01.03.2023
HR01.03.2023
LT01.03.2023
LV01.03.2023
NL01.03.2023
PL01.03.2023
RO01.03.2023
RS01.03.2023
SE01.03.2023
SM01.03.2023
NO01.06.2023
GR02.06.2023
PT03.07.2023
Former [2023/48]AT01.03.2023
EE01.03.2023
ES01.03.2023
FI01.03.2023
HR01.03.2023
LT01.03.2023
LV01.03.2023
NL01.03.2023
PL01.03.2023
RS01.03.2023
SE01.03.2023
SM01.03.2023
NO01.06.2023
GR02.06.2023
PT03.07.2023
Former [2023/46]ES01.03.2023
FI01.03.2023
HR01.03.2023
LT01.03.2023
LV01.03.2023
NL01.03.2023
PL01.03.2023
RS01.03.2023
SE01.03.2023
SM01.03.2023
NO01.06.2023
GR02.06.2023
PT03.07.2023
Former [2023/38]ES01.03.2023
FI01.03.2023
HR01.03.2023
LT01.03.2023
LV01.03.2023
NL01.03.2023
PL01.03.2023
RS01.03.2023
SE01.03.2023
NO01.06.2023
GR02.06.2023
Former [2023/37]ES01.03.2023
FI01.03.2023
HR01.03.2023
LT01.03.2023
LV01.03.2023
RS01.03.2023
SE01.03.2023
NO01.06.2023
GR02.06.2023
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FI01.03.2023
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LT01.03.2023
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NO01.06.2023
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HR01.03.2023
LT01.03.2023
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LT01.03.2023
Documents cited:Search[XA] KR20170106263  (CORNING PREC MATERIALS CO LTD et al.) [X] 9 * paragraph [0035]; figures 3-4,6 * * paragraph [0036] * * paragraph [0047] * * paragraph [0011] * * paragraph [0017] *[A] 1-8,10-15
 [A] KR20140111403  (LG ELECTRONICS INC et al.) [A] 1-15 * itemas 20,112c,112,124,12,14, paragraphs [0019]-[0022], figures 1-4. *
 [A]   BAILLON P ET AL: "AN IMPROVED METHOD FOR MANUFACTURING ACCURATE AND CHEAP GLASS PARABOLIC MIRRORS", NUCLEAR INSTRUMENTS & METHODS IN PHYSICS RESEARCH. SECTION A, ELSEVIER BV * NORTH-HOLLAND, NL, vol. A276, no. 3, 1 April 1989 (1989-04-01), pages 492 - 495, XP000051982, ISSN: 0168-9002, DOI: 10.1016/0168-9002(89)90574-3 [A] 1-15 * figure; paragraph [0004] *

DOI:   http://dx.doi.org/10.1016/0168-9002(89)90574-3
International search[Y] KR20140111403  (LG ELECTRONICS INC et al.) [Y] 1-3, 18-20, 27-29 ,44-46 * See paragraphs [0019]-[0022], [0030]; figures 1-4. *
 [Y] US2004001077  (PATTERSON BRET et al.) [Y] 1-3, 18-20, 27-29 ,44-46 * See paragraph [0001]; figures 1-2. *
 [Y] KR20170106263  (CORNING PREC MATERIALS CO LTD et al.) [Y] 27-29, 44-46 * See paragraph [0032]; figures 3-4. *
 [A] US2009117332  (ELLSWORTH JASON et al.) [A] 1-3, 18-20, 27-29 ,44-46 * See the whole document. *
 [A] US2008000937  (HOLMBERG PER et al.) [A] 1-3, 18-20, 27-29 ,44-46 * See the whole document. *
by applicantKR20170106263
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.