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
Register Forum

2022.02.11

More...
blank News flashes

News flashes

New version of the European Patent Register - SPC information for Unitary Patents.

2024-03-06

More...
blank Related links

Release notes
European Patent Register Assistant
European Patent Register Resource Book
European Patent Register – pocket guide
FAQ - European Patent Register
FAQ - Register Alert
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: EP3329308

EP3329308 - SMART OPTICAL MATERIALS, FORMULATIONS, METHODS, USES, ARTICLES, AND DEVICES [Right-click to bookmark this link]
StatusNo opposition filed within time limit
Status updated on  10.07.2020
Database last updated on 19.07.2024
FormerThe patent has been granted
Status updated on  02.08.2019
FormerGrant of patent is intended
Status updated on  30.07.2019
FormerRequest for examination was made
Status updated on  17.07.2019
FormerGrant of patent is intended
Status updated on  27.03.2019
FormerRequest for examination was made
Status updated on  04.05.2018
FormerThe international publication has been made
Status updated on  03.02.2017
Most recent event   Tooltip08.07.2022Lapse of the patent in a contracting state
New state(s): MK		published on 10.08.2022  [2022/32]
Applicant(s)For all designated states
Dow Silicones Corporation
2200 West Salzburg Road
Midland, MI 48686-0994 / US
[2018/29]
Former [2018/23]For all designated states
Dow Silicones Corporation
2200 West Salzburg Road
P.O. Box 994
Midland, MI 48686-0994 / US
Inventor(s)01 / SCHMIDT, Randall, G.
813 Honeysuckle Circle
Midland, MI 48642 / US
02 / TONGE, Lauren, M.
3105 North Lakeview Drive
Sanford, MI 48657 / US
03 / XU, Shengqing
3815 Aspen Way
Midland, MI 48642 / US
 [2018/23]
Representative(s)Murgitroyd & Company
165-169 Scotland Street
Glasgow G5 8PL / GB
[N/P]
Former [2018/23]Murgitroyd & Company
Scotland House
165-169 Scotland Street
Glasgow G5 8PL / GB
Application number, filing date16734496.907.06.2016
[2018/23]
WO2016US36167
Priority number, dateUS201562197829P28.07.2015         Original published format: US 201562197829 P
[2018/23]
Filing languageEN
Procedural languageEN
PublicationType: A1 Application with search report
No.:WO2017019179
Date:02.02.2017
Language:EN
[2017/05]
Type: A1 Application with search report 
No.:EP3329308
Date:06.06.2018
Language:EN
The application published by WIPO in one of the EPO official languages on 02.02.2017 takes the place of the publication of the European patent application.
[2018/23]
Type: B1 Patent specification 
No.:EP3329308
Date:04.09.2019
Language:EN
[2019/36]
Search report(s)International search report - published on:EP02.02.2017
ClassificationIPC:G02B1/04, H01L33/52
[2018/23]
CPC:
G02F1/0147 (EP,US); G02B1/04 (EP,US); G02F1/009 (EP,US);
H01L33/501 (EP,US); H01L33/502 (US); H01L33/507 (EP,US);
H01L33/56 (EP,US); H01L2933/005 (EP,US) (-)
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 [2018/23]
Extension statesBANot yet paid
MENot yet paid
Validation statesMANot yet paid
MDNot yet paid
TitleGerman:INTELLIGENTE OPTISCHE MATERIALIEN, FORMULIERUNGEN, VERFAHREN, VERWENDUNGEN, ARTIKEL UND VORRICHTUNGEN[2018/23]
English:SMART OPTICAL MATERIALS, FORMULATIONS, METHODS, USES, ARTICLES, AND DEVICES[2018/23]
French:MATÉRIAUX OPTIQUES À PUCE, FORMULATIONS, PROCÉDÉS, UTILISATIONS, ARTICLES ET DISPOSITIFS[2018/23]
Entry into regional phase26.02.2018National basic fee paid 
26.02.2018Designation fee(s) paid 
26.02.2018Examination fee paid 
Examination procedure26.02.2018Examination requested  [2018/23]
26.02.2018Date on which the examining division has become responsible
28.03.2019Communication of intention to grant the patent
16.07.2019Disapproval of the communication of intention to grant the patent by the applicant or resumption of examination proceedings by the EPO
16.07.2019Fee for grant paid
16.07.2019Fee for publishing/printing paid
30.07.2019Information about intention to grant a patent
30.07.2019Receipt of the translation of the claim(s)
Opposition(s)05.06.2020No opposition filed within time limit [2020/33]
Fees paidRenewal fee
12.06.2018Renewal fee patent year 03
13.06.2019Renewal fee patent year 04
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  TooltipHU07.06.2016
AL04.09.2019
AT04.09.2019
CY04.09.2019
CZ04.09.2019
DK04.09.2019
EE04.09.2019
ES04.09.2019
FI04.09.2019
HR04.09.2019
IT04.09.2019
LT04.09.2019
LV04.09.2019
MC04.09.2019
MK04.09.2019
MT04.09.2019
NL04.09.2019
PL04.09.2019
RO04.09.2019
RS04.09.2019
SE04.09.2019
SI04.09.2019
SK04.09.2019
SM04.09.2019
TR04.09.2019
BG04.12.2019
NO04.12.2019
GR05.12.2019
IS05.01.2020
PT06.01.2020
[2022/32]
Former [2022/27]HU07.06.2016
AL04.09.2019
AT04.09.2019
CY04.09.2019
CZ04.09.2019
DK04.09.2019
EE04.09.2019
ES04.09.2019
FI04.09.2019
HR04.09.2019
IT04.09.2019
LT04.09.2019
LV04.09.2019
MC04.09.2019
MT04.09.2019
NL04.09.2019
PL04.09.2019
RO04.09.2019
RS04.09.2019
SE04.09.2019
SI04.09.2019
SK04.09.2019
SM04.09.2019
TR04.09.2019
BG04.12.2019
NO04.12.2019
GR05.12.2019
IS05.01.2020
PT06.01.2020
Former [2021/12]AL04.09.2019
AT04.09.2019
CZ04.09.2019
DK04.09.2019
EE04.09.2019
ES04.09.2019
FI04.09.2019
HR04.09.2019
IT04.09.2019
LT04.09.2019
LV04.09.2019
MC04.09.2019
NL04.09.2019
PL04.09.2019
RO04.09.2019
RS04.09.2019
SE04.09.2019
SI04.09.2019
SK04.09.2019
SM04.09.2019
BG04.12.2019
NO04.12.2019
GR05.12.2019
IS05.01.2020
PT06.01.2020
Former [2020/37]AL04.09.2019
AT04.09.2019
CZ04.09.2019
DK04.09.2019
EE04.09.2019
ES04.09.2019
FI04.09.2019
HR04.09.2019
IT04.09.2019
LT04.09.2019
LV04.09.2019
NL04.09.2019
PL04.09.2019
RO04.09.2019
RS04.09.2019
SE04.09.2019
SI04.09.2019
SK04.09.2019
SM04.09.2019
BG04.12.2019
NO04.12.2019
GR05.12.2019
IS05.01.2020
PT06.01.2020
Former [2020/36]AL04.09.2019
AT04.09.2019
CZ04.09.2019
DK04.09.2019
EE04.09.2019
ES04.09.2019
FI04.09.2019
HR04.09.2019
IT04.09.2019
LT04.09.2019
LV04.09.2019
NL04.09.2019
PL04.09.2019
RO04.09.2019
RS04.09.2019
SE04.09.2019
SK04.09.2019
SM04.09.2019
BG04.12.2019
NO04.12.2019
GR05.12.2019
IS05.01.2020
PT06.01.2020
Former [2020/27]AL04.09.2019
AT04.09.2019
CZ04.09.2019
EE04.09.2019
ES04.09.2019
FI04.09.2019
HR04.09.2019
IT04.09.2019
LT04.09.2019
LV04.09.2019
NL04.09.2019
PL04.09.2019
RO04.09.2019
RS04.09.2019
SE04.09.2019
SK04.09.2019
SM04.09.2019
BG04.12.2019
NO04.12.2019
GR05.12.2019
PT06.01.2020
IS24.02.2020
Former [2020/25]AL04.09.2019
AT04.09.2019
CZ04.09.2019
EE04.09.2019
ES04.09.2019
FI04.09.2019
HR04.09.2019
IT04.09.2019
LT04.09.2019
LV04.09.2019
NL04.09.2019
PL04.09.2019
RO04.09.2019
RS04.09.2019
SE04.09.2019
SK04.09.2019
BG04.12.2019
NO04.12.2019
GR05.12.2019
PT06.01.2020
IS24.02.2020
Former [2020/24]AL04.09.2019
AT04.09.2019
EE04.09.2019
ES04.09.2019
FI04.09.2019
HR04.09.2019
IT04.09.2019
LT04.09.2019
LV04.09.2019
NL04.09.2019
PL04.09.2019
RO04.09.2019
RS04.09.2019
SE04.09.2019
BG04.12.2019
NO04.12.2019
GR05.12.2019
PT06.01.2020
IS24.02.2020
Former [2020/23]AL04.09.2019
AT04.09.2019
EE04.09.2019
ES04.09.2019
FI04.09.2019
HR04.09.2019
IT04.09.2019
LT04.09.2019
LV04.09.2019
NL04.09.2019
PL04.09.2019
RO04.09.2019
RS04.09.2019
SE04.09.2019
BG04.12.2019
NO04.12.2019
GR05.12.2019
PT06.01.2020
Former [2020/22]AL04.09.2019
EE04.09.2019
ES04.09.2019
FI04.09.2019
HR04.09.2019
LT04.09.2019
LV04.09.2019
NL04.09.2019
RS04.09.2019
SE04.09.2019
BG04.12.2019
NO04.12.2019
GR05.12.2019
PT06.01.2020
Former [2020/20]AL04.09.2019
ES04.09.2019
FI04.09.2019
HR04.09.2019
LT04.09.2019
LV04.09.2019
NL04.09.2019
RS04.09.2019
SE04.09.2019
BG04.12.2019
NO04.12.2019
GR05.12.2019
Former [2020/15]AL04.09.2019
ES04.09.2019
FI04.09.2019
HR04.09.2019
LT04.09.2019
LV04.09.2019
RS04.09.2019
SE04.09.2019
BG04.12.2019
NO04.12.2019
GR05.12.2019
Former [2020/12]ES04.09.2019
FI04.09.2019
HR04.09.2019
LT04.09.2019
LV04.09.2019
RS04.09.2019
SE04.09.2019
BG04.12.2019
NO04.12.2019
GR05.12.2019
Former [2020/10]FI04.09.2019
LT04.09.2019
SE04.09.2019
BG04.12.2019
NO04.12.2019
Former [2020/09]FI04.09.2019
LT04.09.2019
NO04.12.2019
Former [2020/08]LT04.09.2019
NO04.12.2019
Cited inInternational search[A]WO2013101674  (DOW CORNING [US], et al) [A] 1-15 * Optical material comprising a polysiloxane, a wavelength converting compound; In some embodiments, the tensile strength of the solid composition remains within about 1% or remains the same as its original value upon heat aging at 200° C. for 1000 hours.; paragraph [0133] *;
 [A]US2013207148  (KRAEUTER GERTRUD [DE], et al) [A] 1-15 * claims 1,2,6 * * Composition comprising Polydimethylsiloxane (PDMS) as matrix material, spherical silica particles is filler and cerium doped YAG as wavelength converting material. The matrix material has a 0.01 to 0.07 higher refractive index and a higher thermo-optic coefficient than the filler such that at operating temperature of the component there is a difference in the refractive indices of less than 0.015 (claim 2).; paragraph [0118] - paragraph [0119] *;
 [A]US2014175478  (WIRTH RALPH [DE]) [A] 1-15 * Optical material comprising a matrix e.g. silicon and scattering particles e.g. glass, wherein, in the event of a temperature change, a difference in refractive index between the matrix material and the particle material changes, and the difference in refractive index between the matrix material and the particle material at a temperature of 300 K is at most 0.15; paragraphs [0004] , [0006]; claims 1,13 ** lens; paragraph [0037] *
by applicantUS2676182
 US2823218
 US2993809
 US3024126
 US3128196
 US3159601
 US3220972
 US3296291
 US3419593
 US3516946
 DE1951620
 US3635743
 US3715334
 US3814730
 GB1371218
 US3847848
 US3920865
 US3923705
 US3929718
 US3989668
 US4111890
 US4454288
 US4584355
 US4585836
 US4591622
 US4784879
 US4985477
 US5036117
 US5175325
 EP0347895
 US5783115
 EP1074574
 US6617674
 US7551830
 WO2010141697
 WO2012040302
 WO2012040305
 WO2012040367
 WO2012040453
 WO2012040457
 US2012235190
 WO2013037148
 WO2013082451
 WO2013109607
 WO2013130574
 WO2013134018
 WO2013138089
 WO2013142138
 WO2013142140
 WO2013142252
 WO2013148979
 WO2013154718
 KR20140085250
 US2014203316
 WO2014124362
 WO2014150841
 WO2014186556
 WO2014197617
 US8921493
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.