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Extract from the Register of European Patents

EP About this file: EP3877087

EP3877087 - ANTI-CLOGGING MICROFLUIDIC MULTICHANNEL DEVICE [Right-click to bookmark this link]
StatusThe application is deemed to be withdrawn
Status updated on  31.03.2023
Database last updated on 06.07.2024
FormerGrant of patent is intended
Status updated on  20.07.2022
FormerRequest for examination was made
Status updated on  13.08.2021
FormerThe international publication has been made
Status updated on  16.05.2020
Formerunknown
Status updated on  04.12.2019
Most recent event   Tooltip31.03.2023Application deemed to be withdrawnpublished on 03.05.2023  [2023/18]
Applicant(s)For all designated states
President And Fellows Of Harvard College
17 Quincy Street
Cambridge, Massachusetts 02138 / US
[2021/37]
Inventor(s)01 / PEREZ-MERCADER, Juan
c/o President and Fellows of Harvard College
17 Quincy Street
Cambridge, Massachusetts 02138 / US
02 / HU, Yuandu
95 W. Squantum Street
Quincy, Massachusetts 02171 / US
[N/P]
Former [2021/37]01 / PEREZ-MERCADER, Juan
c/o President and Fellows of Harvard College 17
Quincy Street
Cambridge, Massachusetts 02138 / US
02 / HU, Yuandu
95 W. Squantum Street
Quincy, Massachusetts 02171 / US
Representative(s)ABG Intellectual Property Law, S.L.
Avenida de Burgos, 16D
Edificio Euromor
28036 Madrid / ES
[2021/37]
Application number, filing date19809354.405.11.2019
[2021/37]
WO2019US59860
Priority number, dateUS20181618200906.11.2018         Original published format: US201816182009
[2021/37]
Filing languageEN
Procedural languageEN
PublicationType: A1 Application with search report
No.:WO2020097073
Date:14.05.2020
Language:EN
[2020/20]
Type: A1 Application with search report 
No.:EP3877087
Date:15.09.2021
Language:EN
The application published by WIPO in one of the EPO official languages on 14.05.2020 takes the place of the publication of the European patent application.
[2021/37]
Search report(s)International search report - published on:EP14.05.2020
ClassificationIPC:B01L3/00, B01F23/41, B01F25/433, B01F33/30, B01F25/432
[2022/28]
CPC:
B01L3/502784 (EP,KR); C08J3/126 (US); B01F23/41 (EP,KR);
B01F23/4105 (US); B01F25/4323 (EP,KR); B01F25/4334 (EP,KR);
B01F33/30 (EP,KR); B01F33/3011 (US); B01F33/3017 (US);
B01F33/302 (US); B01J13/06 (US); C08J3/05 (US);
B01F23/413 (EP); B01F23/4143 (US); B01L2200/027 (EP);
B01L2200/0673 (EP); B01L2200/0689 (EP,KR); B01L2200/12 (EP,KR);
B01L2200/14 (EP,KR); B01L2300/0838 (EP,KR); B01L2300/0864 (EP,KR);
B01L2300/0867 (EP,KR); B01L2300/161 (EP,KR); B01L2300/165 (KR);
B01L2400/0487 (EP,KR); B01L3/502707 (EP); C08J2329/04 (US);
C08J2471/02 (US) (-)
Former IPC [2021/37]B01L3/00, B01F13/00
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 [2021/37]
TitleGerman:VERSTOPFUNGSSICHERE MIKROFLUIDISCHE MEHRKANALVORRICHTUNG[2021/37]
English:ANTI-CLOGGING MICROFLUIDIC MULTICHANNEL DEVICE[2021/37]
French:DISPOSITIF MULTICANAL MICROFLUIDIQUE ANTI-OBSTRUCTION[2021/37]
Entry into regional phase05.05.2021National basic fee paid 
05.05.2021Designation fee(s) paid 
05.05.2021Examination fee paid 
Examination procedure05.05.2021Examination requested  [2021/37]
05.05.2021Date on which the examining division has become responsible
14.12.2021Amendment by applicant (claims and/or description)
21.07.2022Communication of intention to grant the patent
01.12.2022Application deemed to be withdrawn, date of legal effect  [2023/18]
21.12.2022Despatch of communication that the application is deemed to be withdrawn, reason: fee for grant / fee for printing not paid in time  [2023/18]
Fees paidRenewal fee
17.11.2021Renewal fee patent year 03
03.11.2022Renewal fee patent year 04
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Cited inInternational search[A]US2009012187  (CHU LIANG-YIN [CN], et al) [A] 1-19 * paragraphs [0067] - [0069] - [0106]; figures 2A-6E *;
 [A]US2011177587  (NOBILE JOHN R [US], et al) [A] 1-19* paragraphs [0080] - [0081] *;
 [A]  - CHENG DONG ET AL, "A 3D microblade structure for precise and parallel droplet splitting on digital microfluidic chips", LAB ON A CHIP, (20170206), vol. 17, no. 5, doi:10.1039/C6LC01539E, ISSN 1473-0197, pages 896 - 904, XP055658212 [A] 1-19 * abstract *

DOI:   http://dx.doi.org/10.1039/C6LC01539E
by applicantWO2015160919
 US9486757
    - UTADA A.S. et al., Science, (20050000), vol. 38, no. 5721, pages 534 - 541
    - ARRIAGA, L. R. et al., Lab Chip, (20150000), vol. 15, pages 3335 - 3340
    - VIAN et al., Lab Chip, (20180000), vol. 18, pages 1936 - 1942
    - NISISAKO T.TORII T., "for large-scale production of monomer droplets and polymeric microspheres", Lab Chip., (20080000), vol. 8, pages 287 - 293
    - WARD. K.FAN Z.H., J. Micromech. Microeng., (20150000), vol. 25, no. 9, page 094001
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.