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 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
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: EP3449307

EP3449307 - THREE-DIMENTIONAL DISPLAY SYSTEM BASED ON DIVISION MULTIPLEXING OF VIEWER'S ENTRANCE-PUPIL AND DISPLAY METHOD THEREOF [Right-click to bookmark this link]
StatusThe application has been withdrawn
Status updated on  15.01.2021
Database last updated on 24.08.2024
FormerExamination is in progress
Status updated on  25.09.2020
FormerRequest for examination was made
Status updated on  01.02.2019
FormerThe international publication has been made
Status updated on  04.11.2017
Most recent event   Tooltip15.01.2021Withdrawal of applicationpublished on 17.02.2021  [2021/07]
Applicant(s)For all designated states
Sun Yat-Sen University
No.135 Xingang West Road
Haizhu District
Guangzhou, Guangdong 510275 / CN
[2019/10]
Inventor(s)01 / LIU, Lilin
No.135 Xingang West Road
Haizhu District
Guangzhou Guangdong 510275 / CN
02 / TENG, Dongdong
No.135 Xingang West Road
Haizhu District
Guangzhou Guangdong 510275 / CN
 [2019/10]
Representative(s)Baudler, Ron
Canzler & Bergmeier
Patentanwälte Partnerschaft mbB
Friedrich-Ebert-Straße 84
85055 Ingolstadt / DE
[2019/10]
Application number, filing date17788672.818.04.2017
[2019/10]
WO2017CN80874
Priority number, dateCN20161025784925.04.2016         Original published format: CN201610257849
CN20161030466310.05.2016         Original published format: CN201610304663
US20171548146707.04.2017         Original published format: US201715481467
[2019/10]
Filing languageEN
Procedural languageEN
PublicationType: A1 Application with search report
No.:WO2017186020
Date:02.11.2017
Language:EN
[2017/44]
Type: A1 Application with search report 
No.:EP3449307
Date:06.03.2019
Language:EN
The application published by WIPO in one of the EPO official languages on 02.11.2017 takes the place of the publication of the European patent application.
[2019/10]
Search report(s)International search report - published on:CN02.11.2017
(Supplementary) European search report - dispatched on:EP24.06.2020
ClassificationIPC:H04N13/315, H04N13/341, H04N13/354, H04N13/337, // H04N13/344
[2020/11]
CPC:
H04N13/341 (EP,KR,US); H04N13/144 (KR,US); H04N13/315 (EP);
H04N13/324 (KR,US); H04N13/337 (EP,KR,US); H04N13/354 (EP);
H04N13/363 (EP,KR,US); H04N13/398 (KR,US); H04N13/344 (EP,KR,US);
H04N2213/008 (EP,KR,US) (-)
Former IPC [2019/10]G02B27/22
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 [2019/10]
TitleGerman:DREIDIMENSIONALES ANZEIGESYSTEM BASIEREND AUF MULTIPLEXIERUNG DER EINGANGSPUPILLE DES BETRACHTERS UND ANZEIGEVERFAHREN DAFÜR[2019/10]
English:THREE-DIMENTIONAL DISPLAY SYSTEM BASED ON DIVISION MULTIPLEXING OF VIEWER'S ENTRANCE-PUPIL AND DISPLAY METHOD THEREOF[2019/10]
French:SYSTÈME D'AFFICHAGE TRIDIMENSIONNEL BASÉ SUR LE MULTIPLEXAGE PAR RÉPARTITION DE PUPILLE D'ENTRÉE DE L'OBSERVATEUR ET PROCÉDÉ D'AFFICHAGE ASSOCIÉ[2019/10]
Entry into regional phase21.11.2018National basic fee paid 
21.11.2018Search fee paid 
21.11.2018Designation fee(s) paid 
21.11.2018Examination fee paid 
Examination proceduredeletedDate on which the examining division has become responsible
21.11.2018Examination requested  [2019/10]
13.08.2020Amendment by applicant (claims and/or description)
25.09.2020Despatch of a communication from the examining division (Time limit: M04)
05.01.2021Application withdrawn by applicant  [2021/07]
Fees paidRenewal fee
02.04.2019Renewal fee patent year 03
25.03.2020Renewal 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.
Documents cited:Search[XI]EP0744872  (CANON KK [JP]) [X] 1 * figures 1, 2A/B, 6, 7 * [I] 2-6;
 [XI]WO2008139181  (SURMAN PHILIP [GB]) [X] 1 * figures 1-3; claim 2 *[I] 2-6
International search[A]US2009160757  (ROBINSON MICHAEL G [US]) [A] 1-9 * the whole documents *;
 [A]JP2011075802  (KONICA MINOLTA HOLDINGS INC) [A] 1-9* the whole documents *;
 [A]CN102621796  (UNIV ZHEJIANG) [A] 1-9 * the whole documents *;
 [A]CN103676448  (DELTA OPTOELECTRONICS INC) [A] 1-9 * the whole documents *;
 [A]CN103918256  (SETRED AS) [A] 1-9 * the whole documents *;
 [A]EP2802148  (ETH ZUERICH [CH]) [A] 1-9 * the whole documents *;
 [A]CN104503093  (UNIV SUN YAT SEN) [A] 1-9 * the whole documents *;
 [X]CN105404010  (UNIV SUN YAT SEN) [X] 1-9 * paragraphs [0004]-[0012] *;
 [PX]CN105759557  (UNIV SUN YAT SEN) [PX] 1-7 * paragraphs[0027]-[003 6] *;
 [PX]CN105807438  (UNIV SUN YAT SEN) [PX] 1-7 * paragraphs[0023]-[0030] *;
 [PX]CN105866963  (UNIV SUN YAT SEN) [PX] 1-6, 8 * paragraphs[0023]-[0030] *
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.