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Extract from the Register of European Patents

EP About this file: EP4186130

EP4186130 - NARROW LINEWIDTH LASER WITH FLAT FREQUENCY MODULATION RESPONSE [Right-click to bookmark this link]
StatusRequest for examination was made
Status updated on  28.04.2023
Database last updated on 12.12.2024
FormerThe international publication has been made
Status updated on  28.01.2022
Most recent event   Tooltip24.07.2024Supplementary search reportpublished on 21.08.2024  [2024/34]
Applicant(s)For all designated states
National Research Council of Canada
1200 Montreal Road
Building M-55, Room C29
Ottawa, Ontario K1A 0R6 / CA
[2023/22]
Inventor(s)01 / PAKULSKI, Grzegorz
Woodlawn, Ontario K0A 3M0 / CA
02 / RAHIM, Mohamed
Orleans, Ontario K4A 3S9 / CA
03 / MORIN, Michel
Quebec, Québec G1T 2N8 / CA
04 / AYOTTE, Simon
Québec G3A 1W7 / CA
05 / BÉDARD, Keven
Quebec, Québec G2B 3T9 / CA
06 / MOHSIN, Muhammad
Ottawa, Ontario K1K 3Y4 / CA
 [2023/22]
Representative(s)Perronace, Andrea, et al
Jacobacci & Partners S.p.A.
Via Tomacelli, 146
00186 Roma / IT
[2023/22]
Application number, filing date21846393.322.07.2021
[2023/22]
WO2021CA51015
Priority number, dateUS202063055687P23.07.2020         Original published format: US 202063055687 P
[2023/22]
Filing languageEN
Procedural languageEN
PublicationType: A1 Application with search report
No.:WO2022016279
Date:27.01.2022
Language:EN
[2022/04]
Type: A1 Application with search report 
No.:EP4186130
Date:31.05.2023
Language:EN
The application published by WIPO in one of the EPO official languages on 27.01.2022 takes the place of the publication of the European patent application.
[2023/22]
Search report(s)International search report - published on:CA27.01.2022
(Supplementary) European search report - dispatched on:EP23.07.2024
ClassificationIPC:H01S5/0625, H01S5/0687, // H01S5/028, H01S5/10, H01S5/12, H01S5/227, H01S5/343
[2024/34]
CPC:
H01S5/06258 (EP); H01S5/06817 (US); H01S5/0425 (US);
H01S5/06255 (US); H01S5/0687 (EP); H01S5/101 (EP,US);
H01S5/1014 (EP,US); H01S5/1064 (EP); H01S5/125 (US);
H01S5/2223 (US); H01S5/227 (EP,US); H01S2301/02 (EP,US);
H01S2301/163 (EP); H01S5/0287 (EP); H01S5/1003 (EP);
H01S5/1039 (EP); H01S5/1085 (EP); H01S5/1221 (EP);
H01S5/34306 (EP) (-)
Former IPC [2023/22]H01S5/227, H01S5/062, H01S5/0687
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 [2023/22]
TitleGerman:LASER MIT SCHMALER LINIENBREITE UND FLACHEM FREQUENZGANG DER FREQUENZMODULATION[2023/22]
English:NARROW LINEWIDTH LASER WITH FLAT FREQUENCY MODULATION RESPONSE[2023/22]
French:LASER À LARGEUR DE RAIE ÉTROITE À RÉPONSE DE MODULATION DE FRÉQUENCE PLATE[2023/22]
Entry into regional phase09.02.2023National basic fee paid 
09.02.2023Search fee paid 
09.02.2023Designation fee(s) paid 
09.02.2023Examination fee paid 
Examination procedure09.02.2023Examination requested  [2023/22]
23.08.2023Amendment by applicant (claims and/or description)
Fees paidRenewal fee
27.06.2023Renewal fee patent year 03
27.06.2024Renewal fee patent year 04
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Documents cited:Search[A]US4726031  (WAKAO KIYOHIDE [JP], et al);
 [XYI]US4802187  (BOULEY JEAN-CLAUDE [FR], et al);
 [XYI]US2010150579  (MORI HIROSHI [JP]);
 [Y]US2019319427  (TRAVERSO MATTHEW J [US], et al)
International search[Y]US6301283  (CHEN NONG [JP], et al);
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.