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Extract from the Register of European Patents

EP About this file: EP3999858

EP3999858 - FIBRINOGEN ASSAY CARTRIDGE AND METHOD OF DETERMINING FIBRINOGEN [Right-click to bookmark this link]
Former [2022/21]MICRO-ASSAY CARTRIDGES
[2025/12]
StatusThe patent has been granted
Status updated on  25.07.2025
Database last updated on 18.03.2026
FormerGrant of patent is intended
Status updated on  24.02.2025
FormerRequest for examination was made
Status updated on  22.04.2022
FormerThe international publication has been made
Status updated on  30.01.2021
Most recent event   Tooltip06.02.2026Lapse of the patent in a contracting state
New state(s): ES		published on 11.03.2026  [2026/11]
Applicant(s)For all designated states
Micropoint Bioscience, Inc.
3521 Leonard Ct
Santa Clara, CA 95054 / US
[2025/35]
Former [2022/21]For all designated states
Micropoint Bioscience, Inc.
3521 Leonard Ct
Santa Clara, CA 95054 / US
Inventor(s)01 / SHI, Yining
4040 Coralline Court
Fremont, CA 94555 / US
 [2022/21]
Representative(s)Bayramoglu et al.
Mira Office
Kanuni Sultan Süleyman Boulevard 5387
Street Beytepe, floor 12, no:50
06800 Cankaya, Ankara / TR
[2025/35]
Former [2022/21]Harrison IP Limited
3 Ebor House
Millfield Lane
Nether Poppleton, York YO26 6QY / GB
Application number, filing date20844819.118.07.2020
[2022/21]
WO2020US42691
Priority number, dateUS201962876170P19.07.2019         Original published format: US 201962876170 P
[2022/21]
Filing languageEN
Procedural languageEN
PublicationType: A1 Application with search report
No.:WO2021016140
Date:28.01.2021
Language:EN
[2021/04]
Type: A1 Application with search report 
No.:EP3999858
Date:25.05.2022
Language:EN
The application published by WIPO in one of the EPO official languages on 28.01.2021 takes the place of the publication of the European patent application.
[2022/21]
Type: B1 Patent specification 
No.:EP3999858
Date:27.08.2025
Language:EN
[2025/35]
Search report(s)International search report - published on:US28.01.2021
(Supplementary) European search report - dispatched on:EP23.05.2024
ClassificationIPC:G01N33/86, G01N33/00, G01N33/49, G01N27/02
[2024/25]
CPC:
G01N33/492 (EP,US); B01L3/502707 (US); B01L3/502715 (EP);
G01N33/4905 (EP,US); G01N33/5438 (EP); G01N33/86 (EP,US);
B01L2200/0621 (EP); B01L2300/0636 (US); B01L2300/0645 (EP);
B01L2300/0816 (EP,US); B01L2300/0864 (US); G01N2333/75 (EP);
G01N2333/974 (EP); H01M4/00 (US) (-)
Former IPC [2022/21]G01N33/86, G01N33/00, G01N33/49
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 [2022/21]
Extension statesBANot yet paid
MENot yet paid
Validation statesKHNot yet paid
MANot yet paid
MDNot yet paid
TNNot yet paid
TitleGerman:FIBRINOGEN-TESTKASSETTE UND VERFAHREN ZUR BESTIMMUNG VON FIBRINOGEN[2025/12]
English:FIBRINOGEN ASSAY CARTRIDGE AND METHOD OF DETERMINING FIBRINOGEN[2025/12]
French:CARTOUCHE DE DOSAGE DU FIBRINOGÈNE ET MÉTHODE DE DÉTERMINATION DU FIBRINOGÈNE[2025/12]
Former [2022/21]MIKROTESTKASSETTEN
Former [2022/21]MICRO-ASSAY CARTRIDGES
Former [2022/21]CARTOUCHES DE MICRO-DOSAGE
Entry into regional phase19.01.2022National basic fee paid 
19.01.2022Search fee paid 
19.01.2022Designation fee(s) paid 
19.01.2022Examination fee paid 
Examination procedure19.01.2022Examination requested  [2022/21]
28.11.2024Amendment by applicant (claims and/or description)
28.11.2024Date on which the examining division has become responsible
25.02.2025Communication of intention to grant the patent
24.06.2025Fee for grant paid
24.06.2025Fee for publishing/printing paid
24.06.2025Receipt of the translation of the claim(s)
Fees paidRenewal fee
06.10.2022Renewal fee patent year 03
31.01.2024Renewal fee patent year 04
16.07.2024Renewal fee patent year 05
23.07.2025Renewal fee patent year 06
Penalty fee
Additional fee for renewal fee
31.07.202203   M06   Fee paid on   06.10.2022
31.07.202304   M06   Fee paid on   31.01.2024
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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  TooltipBG27.08.2025
ES27.08.2025
FI27.08.2025
HR27.08.2025
LV27.08.2025
NL27.08.2025
PL27.08.2025
SE27.08.2025
NO27.11.2025
RS27.11.2025
GR28.11.2025
IS27.12.2025
PT29.12.2025
[2026/11]
Former [2026/10]BG27.08.2025
FI27.08.2025
HR27.08.2025
LV27.08.2025
NL27.08.2025
PL27.08.2025
SE27.08.2025
NO27.11.2025
RS27.11.2025
GR28.11.2025
IS27.12.2025
PT29.12.2025
Former [2026/09]FI27.08.2025
HR27.08.2025
LV27.08.2025
NL27.08.2025
SE27.08.2025
NO27.11.2025
GR28.11.2025
IS27.12.2025
PT29.12.2025
Former [2026/08]FI27.08.2025
HR27.08.2025
NL27.08.2025
NO27.11.2025
IS27.12.2025
PT29.12.2025
Former [2026/07]IS27.12.2025
Documents cited:Search[YA] US2012107851  (KILLARD ANTHONY JOSEPH et al.) [Y] 1-3,6 * paragraph [0047] - paragraph [0060]; figures 1a-1c * * paragraph [0127] * * paragraph [0360] *[A] 4,5,7-9
 [YA] US2004147032  (MARTIN STEVEN M et al.) [Y] 1-3,6 * paragraph [0044] - paragraph [0073]; figures 9-13h *[A] 4,5,7-9
 [YA] US2014273187  (JOHNSON BRADLEY N et al.) [Y] 1-3,6 * paragraph [0154] *[A] 4,5,7-9
 [A] US2017030934  (HAYASHI YOSHIHITO et al.) [A] 1-9 * paragraph [0153] - paragraph [0156]; figure 4 *
International search[Y] US8801918  (QIN WEI et al.) [Y] 1-12 * Entire document, especially Abstract, col 12 In 37-40; col 18 In 45-61; col 33 In 35; Fig. 9 *
 [Y] US9551699  (YAN PINGYI et al.) [Y] 1-12 * Entire document, especially Abstract, col 2 In 26-31; col 4 In 22-23, 36-37, 63-65; col 5 In 2-16, 39-58; col 6 In 18-24; col 7 In 61-62; col 8 In 60-64; col 12 In 1-4, 52-57; col 13 In 27-28, 48-64 *
 [A] US2014014533  (YAN PINGYI et al.) [A] 1-12 * Entire document *
 [A] WO2017180909  (NEXTGEN JANE INC et al.) [A] 1-12 * Entire document *
 [A] US7699966  (QIN WEI et al.) [A] 1-12 * Entire document *
 [A] US7005857  (STIENE MATTHIAS et al.) [A] 1-12 * Entire document *
 [A] US2009291507  (CLEMMENS CHARLES E et al.) [A] 1-12 * Entire document *
by applicantUS2012107851
 US2004147032
 US2014273187
 US2017030934
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.