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Extract from the Register of European Patents

EP About this file: EP2652534

EP2652534 - SILICON-BASED OPTO-ELECTRONIC INTEGRATED CIRCUIT WITH REDUCED POLARIZATION DEPENDENT LOSS [Right-click to bookmark this link]
StatusNo opposition filed within time limit
Status updated on  04.02.2022
Database last updated on 03.09.2024
FormerThe patent has been granted
Status updated on  26.02.2021
FormerGrant of patent is intended
Status updated on  27.10.2020
FormerExamination is in progress
Status updated on  25.01.2019
Most recent event   Tooltip27.04.2024Lapse of the patent in a contracting state
New state(s): MK
published on 29.05.2024  [2024/22]
Applicant(s)For all designated states
Cisco Technology, Inc.
170 West Tasman Drive
San Jose, CA 95134-1706 / US
[2021/13]
Former [2013/43]For all designated states
Cisco Technology, Inc.
170 Tasman Drive
San Jose, CA 95134-1706 / US
Inventor(s)01 / SHASTRI, Kalpendu
5529 Willow Way
Orefield PA 18069 / US
02 / NERING, Raymond
93 Russell Road
Fanwood NJ 07023 / US
 [2013/43]
Representative(s)Mathys & Squire
The Shard
32 London Bridge Street
London SE1 9SG / GB
[2021/13]
Former [2013/43]Kazi, Ilya, et al
Mathys & Squire LLP 120 Holborn
London EC1N 2SQ / GB
Application number, filing date11849324.614.12.2011
[2021/13]
WO2011US64797
Priority number, dateUS20111332425113.12.2011         Original published format: US201113324251
US20100423432P15.12.2010         Original published format: US 423432 P
[2013/43]
Filing languageEN
Procedural languageEN
PublicationType: A1 Application with search report
No.:WO2012082834
Date:21.06.2012
Language:EN
[2012/25]
Type: A1 Application with search report 
No.:EP2652534
Date:23.10.2013
Language:EN
The application published by WIPO in one of the EPO official languages on 21.06.2012 takes the place of the publication of the European patent application.
[2013/43]
Type: B1 Patent specification 
No.:EP2652534
Date:31.03.2021
Language:EN
[2021/13]
Search report(s)International search report - published on:KR21.06.2012
(Supplementary) European search report - dispatched on:EP12.10.2017
ClassificationIPC:G02B6/12, G02B6/42, G02B6/30
[2017/46]
CPC:
G02B6/4246 (EP,US); G02B6/305 (EP,US); G02B6/42 (US);
G02B6/421 (EP,US); G02B6/4213 (EP,US)
Former IPC [2013/43]G02B6/12
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 [2013/43]
Extension statesBANot yet paid
MENot yet paid
TitleGerman:OPTOELEKTRONISCHER INTEGRIERTER SCHALTKREIS AUF SILICIUMBASIS MIT REDUZIERTEM POLARISATIONSABHÄNGIGEM VERLUST[2013/43]
English:SILICON-BASED OPTO-ELECTRONIC INTEGRATED CIRCUIT WITH REDUCED POLARIZATION DEPENDENT LOSS[2013/43]
French:CIRCUIT INTÉGRÉ OPTO-ÉLECTRONIQUE À BASE DE SILICIUM À PERTES DÉPENDANT DE LA POLARISATION RÉDUITES[2013/43]
Entry into regional phase12.06.2013National basic fee paid 
12.06.2013Search fee paid 
12.06.2013Designation fee(s) paid 
12.06.2013Examination fee paid 
Examination procedure12.06.2013Examination requested  [2013/43]
01.05.2018Amendment by applicant (claims and/or description)
25.01.2019Despatch of a communication from the examining division (Time limit: M04)
02.05.2019Reply to a communication from the examining division
28.10.2020Communication of intention to grant the patent
19.02.2021Fee for grant paid
19.02.2021Fee for publishing/printing paid
19.02.2021Receipt of the translation of the claim(s)
Divisional application(s)The date of the Examining Division's first communication in respect of the earliest application for which a communication has been issued is  25.01.2019
Opposition(s)04.01.2022No opposition filed within time limit [2022/10]
Fees paidRenewal fee
27.12.2013Renewal fee patent year 03
29.12.2014Renewal fee patent year 04
28.12.2015Renewal fee patent year 05
27.12.2016Renewal fee patent year 06
27.12.2017Renewal fee patent year 07
31.12.2018Renewal fee patent year 08
27.12.2019Renewal fee patent year 09
28.12.2020Renewal fee patent year 10
Opt-out from the exclusive  Tooltip
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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  TooltipHU14.12.2011
AL31.03.2021
AT31.03.2021
CY31.03.2021
CZ31.03.2021
DK31.03.2021
EE31.03.2021
ES31.03.2021
FI31.03.2021
GR31.03.2021
HR31.03.2021
IT31.03.2021
LT31.03.2021
LV31.03.2021
MC31.03.2021
MK31.03.2021
NL31.03.2021
PL31.03.2021
RO31.03.2021
RS31.03.2021
SE31.03.2021
SI31.03.2021
SK31.03.2021
SM31.03.2021
BG30.06.2021
NO30.06.2021
IS31.07.2021
PT02.08.2021
IE14.12.2021
LU14.12.2021
BE31.12.2021
CH31.12.2021
FR31.12.2021
LI31.12.2021
[2024/22]
Former [2023/36]HU14.12.2011
AL31.03.2021
AT31.03.2021
CY31.03.2021
CZ31.03.2021
DK31.03.2021
EE31.03.2021
ES31.03.2021
FI31.03.2021
GR31.03.2021
HR31.03.2021
IT31.03.2021
LT31.03.2021
LV31.03.2021
MC31.03.2021
NL31.03.2021
PL31.03.2021
RO31.03.2021
RS31.03.2021
SE31.03.2021
SI31.03.2021
SK31.03.2021
SM31.03.2021
BG30.06.2021
NO30.06.2021
IS31.07.2021
PT02.08.2021
IE14.12.2021
LU14.12.2021
BE31.12.2021
CH31.12.2021
FR31.12.2021
LI31.12.2021
Former [2023/26]HU14.12.2011
AL31.03.2021
AT31.03.2021
CY31.03.2021
CZ31.03.2021
DK31.03.2021
EE31.03.2021
ES31.03.2021
FI31.03.2021
HR31.03.2021
IT31.03.2021
LT31.03.2021
LV31.03.2021
MC31.03.2021
NL31.03.2021
PL31.03.2021
RO31.03.2021
RS31.03.2021
SE31.03.2021
SI31.03.2021
SK31.03.2021
SM31.03.2021
BG30.06.2021
NO30.06.2021
IS31.07.2021
PT02.08.2021
IE14.12.2021
LU14.12.2021
BE31.12.2021
CH31.12.2021
FR31.12.2021
LI31.12.2021
Former [2023/24]AL31.03.2021
AT31.03.2021
CY31.03.2021
CZ31.03.2021
DK31.03.2021
EE31.03.2021
ES31.03.2021
FI31.03.2021
HR31.03.2021
IT31.03.2021
LT31.03.2021
LV31.03.2021
MC31.03.2021
NL31.03.2021
PL31.03.2021
RO31.03.2021
SE31.03.2021
SI31.03.2021
SK31.03.2021
SM31.03.2021
BG30.06.2021
NO30.06.2021
IS31.07.2021
PT02.08.2021
IE14.12.2021
LU14.12.2021
BE31.12.2021
CH31.12.2021
FR31.12.2021
LI31.12.2021
Former [2023/03]AL31.03.2021
AT31.03.2021
CZ31.03.2021
DK31.03.2021
EE31.03.2021
ES31.03.2021
FI31.03.2021
HR31.03.2021
IT31.03.2021
LT31.03.2021
LV31.03.2021
MC31.03.2021
NL31.03.2021
PL31.03.2021
RO31.03.2021
SE31.03.2021
SI31.03.2021
SK31.03.2021
SM31.03.2021
BG30.06.2021
NO30.06.2021
IS31.07.2021
PT02.08.2021
IE14.12.2021
LU14.12.2021
BE31.12.2021
CH31.12.2021
FR31.12.2021
LI31.12.2021
Former [2023/01]AL31.03.2021
AT31.03.2021
CZ31.03.2021
DK31.03.2021
EE31.03.2021
ES31.03.2021
FI31.03.2021
HR31.03.2021
IT31.03.2021
LT31.03.2021
LV31.03.2021
MC31.03.2021
NL31.03.2021
PL31.03.2021
RO31.03.2021
SE31.03.2021
SI31.03.2021
SK31.03.2021
SM31.03.2021
BG30.06.2021
NO30.06.2021
IS31.07.2021
PT02.08.2021
IE14.12.2021
LU14.12.2021
BE31.12.2021
FR31.12.2021
Former [2022/48]AL31.03.2021
AT31.03.2021
CZ31.03.2021
DK31.03.2021
EE31.03.2021
ES31.03.2021
FI31.03.2021
HR31.03.2021
IT31.03.2021
LT31.03.2021
LV31.03.2021
MC31.03.2021
NL31.03.2021
PL31.03.2021
RO31.03.2021
SE31.03.2021
SI31.03.2021
SK31.03.2021
SM31.03.2021
BG30.06.2021
NO30.06.2021
IS31.07.2021
PT02.08.2021
IE14.12.2021
LU14.12.2021
Former [2022/46]AL31.03.2021
AT31.03.2021
CZ31.03.2021
DK31.03.2021
EE31.03.2021
ES31.03.2021
FI31.03.2021
HR31.03.2021
IT31.03.2021
LT31.03.2021
LV31.03.2021
MC31.03.2021
NL31.03.2021
PL31.03.2021
RO31.03.2021
SE31.03.2021
SI31.03.2021
SK31.03.2021
SM31.03.2021
BG30.06.2021
NO30.06.2021
IS31.07.2021
PT02.08.2021
LU14.12.2021
Former [2022/36]AL31.03.2021
AT31.03.2021
CZ31.03.2021
DK31.03.2021
EE31.03.2021
ES31.03.2021
FI31.03.2021
HR31.03.2021
IT31.03.2021
LT31.03.2021
LV31.03.2021
MC31.03.2021
NL31.03.2021
PL31.03.2021
RO31.03.2021
SE31.03.2021
SI31.03.2021
SK31.03.2021
SM31.03.2021
BG30.06.2021
NO30.06.2021
IS31.07.2021
PT02.08.2021
Former [2022/33]AL31.03.2021
AT31.03.2021
CZ31.03.2021
DK31.03.2021
EE31.03.2021
ES31.03.2021
FI31.03.2021
HR31.03.2021
LT31.03.2021
LV31.03.2021
MC31.03.2021
NL31.03.2021
PL31.03.2021
RO31.03.2021
SE31.03.2021
SI31.03.2021
SK31.03.2021
SM31.03.2021
BG30.06.2021
NO30.06.2021
IS31.07.2021
PT02.08.2021
Former [2022/29]AL31.03.2021
AT31.03.2021
CZ31.03.2021
DK31.03.2021
EE31.03.2021
ES31.03.2021
FI31.03.2021
HR31.03.2021
LT31.03.2021
LV31.03.2021
NL31.03.2021
PL31.03.2021
RO31.03.2021
SE31.03.2021
SI31.03.2021
SK31.03.2021
SM31.03.2021
BG30.06.2021
NO30.06.2021
IS31.07.2021
PT02.08.2021
Former [2022/23]AL31.03.2021
AT31.03.2021
CZ31.03.2021
DK31.03.2021
EE31.03.2021
ES31.03.2021
FI31.03.2021
HR31.03.2021
LT31.03.2021
LV31.03.2021
NL31.03.2021
PL31.03.2021
RO31.03.2021
SE31.03.2021
SK31.03.2021
SM31.03.2021
BG30.06.2021
NO30.06.2021
IS31.07.2021
PT02.08.2021
Former [2022/10]AL31.03.2021
AT31.03.2021
CZ31.03.2021
DK31.03.2021
EE31.03.2021
ES31.03.2021
FI31.03.2021
HR31.03.2021
LT31.03.2021
LV31.03.2021
NL31.03.2021
PL31.03.2021
RO31.03.2021
SE31.03.2021
SK31.03.2021
SM31.03.2021
BG30.06.2021
NO30.06.2021
PT02.08.2021
IS23.12.2021
Former [2022/08]AL31.03.2021
AT31.03.2021
CZ31.03.2021
DK31.03.2021
EE31.03.2021
ES31.03.2021
FI31.03.2021
HR31.03.2021
LT31.03.2021
LV31.03.2021
NL31.03.2021
PL31.03.2021
RO31.03.2021
SE31.03.2021
SK31.03.2021
SM31.03.2021
BG30.06.2021
NO30.06.2021
IS31.07.2021
PT02.08.2021
Former [2022/07]AL31.03.2021
AT31.03.2021
CZ31.03.2021
EE31.03.2021
ES31.03.2021
FI31.03.2021
HR31.03.2021
LT31.03.2021
LV31.03.2021
NL31.03.2021
PL31.03.2021
RO31.03.2021
SE31.03.2021
SK31.03.2021
SM31.03.2021
BG30.06.2021
NO30.06.2021
IS31.07.2021
PT02.08.2021
Former [2021/52]AT31.03.2021
CZ31.03.2021
EE31.03.2021
ES31.03.2021
FI31.03.2021
HR31.03.2021
LT31.03.2021
LV31.03.2021
NL31.03.2021
PL31.03.2021
RO31.03.2021
SE31.03.2021
SK31.03.2021
SM31.03.2021
BG30.06.2021
NO30.06.2021
IS31.07.2021
PT02.08.2021
Former [2021/51]AT31.03.2021
CZ31.03.2021
EE31.03.2021
ES31.03.2021
FI31.03.2021
HR31.03.2021
LT31.03.2021
LV31.03.2021
NL31.03.2021
RO31.03.2021
SE31.03.2021
SK31.03.2021
SM31.03.2021
BG30.06.2021
NO30.06.2021
IS31.07.2021
PT02.08.2021
Former [2021/50]AT31.03.2021
CZ31.03.2021
EE31.03.2021
FI31.03.2021
HR31.03.2021
LT31.03.2021
LV31.03.2021
NL31.03.2021
RO31.03.2021
SE31.03.2021
SK31.03.2021
SM31.03.2021
BG30.06.2021
NO30.06.2021
PT02.08.2021
Former [2021/48]AT31.03.2021
CZ31.03.2021
EE31.03.2021
FI31.03.2021
HR31.03.2021
LT31.03.2021
LV31.03.2021
NL31.03.2021
SE31.03.2021
SM31.03.2021
BG30.06.2021
NO30.06.2021
Former [2021/47]AT31.03.2021
FI31.03.2021
HR31.03.2021
LT31.03.2021
LV31.03.2021
NL31.03.2021
SE31.03.2021
SM31.03.2021
BG30.06.2021
NO30.06.2021
Former [2021/46]AT31.03.2021
FI31.03.2021
HR31.03.2021
LT31.03.2021
LV31.03.2021
SE31.03.2021
SM31.03.2021
BG30.06.2021
NO30.06.2021
Former [2021/38]FI31.03.2021
HR31.03.2021
LV31.03.2021
SE31.03.2021
BG30.06.2021
NO30.06.2021
Former [2021/36]FI31.03.2021
HR31.03.2021
BG30.06.2021
NO30.06.2021
Former [2021/35]FI31.03.2021
HR31.03.2021
NO30.06.2021
Former [2021/33]FI31.03.2021
NO30.06.2021
Documents cited:Search[XI]US2006171626  (MCNIE MARK E [GB], et al) [X] 1-8 * paragraph [0040] - paragraph [0063] * * figures 1, 2 * [I] 9;
 [A]US7643710  (LIU ANSHENG [US]) [A] 1-9* the whole document *
International search[A]KR20040006590  (ZEN PHOTONICS);
 [A]KR20040099659  (SAMSUNG ELECTRONICS CO LTD);
 [Y]US2008105940  (PIEDE DAVID [US], et al);
 [Y]US2009285522  (GOMIYOU AKIKO [JP], et al)
by applicantUS2008105940
 US2009285522
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.