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Extract from the Register of European Patents

EP About this file: EP3746092

EP3746092 - ANTIMICROBIAL PLATELET-LIKE PARTICLES [Right-click to bookmark this link]
StatusExamination is in progress
Status updated on  24.02.2023
Database last updated on 06.11.2024
FormerRequest for examination was made
Status updated on  06.11.2020
FormerThe international publication has been made
Status updated on  10.08.2019
Most recent event   Tooltip12.01.2024New entry: Renewal fee paid 
Applicant(s)For all designated states
North Carolina State University
1021 Main Campus Drive
2nd Floor
Raleigh, North Carolina 27606 / US
[2020/50]
Inventor(s)01 / BROWN, Ashley
1021 Main Campus Drive 2nd Floor
Raleigh, North Carolina 27606 / US
02 / SPROUL, Erin
1021 Main Campus Drive 2nd Floor
Raleigh, North Carolina 27606 / US
 [2020/50]
Representative(s)Berggren Oy
P.O. Box 16
Eteläinen Rautatiekatu 10A
00101 Helsinki / FI
[N/P]
Former [2020/50]Berggren Oy, Helsinki & Oulu
P.O. Box 16
Eteläinen Rautatiekatu 10A
00101 Helsinki / FI
Application number, filing date19746617.001.02.2019
[2020/50]
WO2019US16232
Priority number, dateUS201862625020P01.02.2018         Original published format: US 201862625020 P
[2020/50]
Filing languageEN
Procedural languageEN
PublicationType: A1 Application with search report
No.:WO2019152766
Date:08.08.2019
Language:EN
[2019/32]
Type: A1 Application with search report 
No.:EP3746092
Date:09.12.2020
Language:EN
The application published by WIPO in one of the EPO official languages on 08.08.2019 takes the place of the publication of the European patent application.
[2020/50]
Search report(s)International search report - published on:US08.08.2019
(Supplementary) European search report - dispatched on:EP28.09.2021
ClassificationIPC:A61K33/38, A61K33/24, A61L24/10
[2020/50]
CPC:
A61K33/38 (EP,US); A61K33/242 (EP,US); A61K47/58 (EP,US);
A61K47/6843 (EP,US); A61K47/6927 (EP,US); A61L24/0031 (EP);
A61L24/06 (EP); A61L2300/102 (EP); A61L2300/104 (EP);
A61L2300/404 (EP); A61L2300/62 (EP); A61L2400/02 (EP) (-)
C-Set:
A61L24/06, C08L33/26 (EP)
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 [2020/50]
TitleGerman:ANTIMIKROBIELLE PLÄTTCHENFÖRMIGE PARTIKEL[2020/50]
English:ANTIMICROBIAL PLATELET-LIKE PARTICLES[2020/50]
French:PARTICULES DE TYPE PLAQUETTES ANTIMICROBIENNES[2020/50]
Entry into regional phase05.08.2020National basic fee paid 
05.08.2020Search fee paid 
05.08.2020Designation fee(s) paid 
05.08.2020Examination fee paid 
Examination procedure05.08.2020Examination requested  [2020/50]
20.04.2022Amendment by applicant (claims and/or description)
24.02.2023Despatch of a communication from the examining division (Time limit: M04)
05.06.2023Reply to a communication from the examining division
Fees paidRenewal fee
12.02.2021Renewal fee patent year 03
16.12.2021Renewal fee patent year 04
30.12.2022Renewal fee patent year 05
11.01.2024Renewal fee patent year 06
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Documents cited:Search[I]US2016271292  (BARKER THOMAS H [US], et al) [I] 1-15 * page 1, paragraph 0009 - paragraph 0012 * * page 3, paragraphs 0043, 0047 * * page 4, paragraph 0070 * * page 5, paragraphs 0072, 0077 *;
 [A]  - YUN-YUN LIU ET AL, "Investigation of Ag nanoparticles loading temperature responsive hybrid microgels and their temperature controlled catalytic activity", COLLOIDS AND SURFACES A: PHYSIOCHEMICAL AND ENGINEERING ASPECTS, ELSEVIER, AMSTERDAM, NL, vol. 393, doi:10.1016/J.COLSURFA.2011.11.007, ISSN 0927-7757, (20111108), pages 105 - 110, (20111118), XP028343888 [A] 1-15 * abstract * * table 1 * * Synthesis of nano-Ag/PNIPAM hybrid microgels; page 106, paragraph 2.2 *

DOI:   http://dx.doi.org/10.1016/j.colsurfa.2011.11.007
 [A]  - HAN DE-MAN ET AL, "Poly ( N -isopropylacrylamide)- co -(acrylic acid) microgel/Ag nanoparticle hybrids for the colorimetric sensing of H 2 O 2", NANOSCALE, United Kingdom, vol. 7, no. 6, doi:10.1039/C4NR06093H, ISSN 2040-3364, (20150101), pages 2784 - 2789, URL: https://pubs.rsc.org/en/content/articlepdf/2015/nr/c4nr06093h, XP055840454 [A] 1-15 * abstract * * Synthesis of pNIPAm-co-AAc microgels; page 2785 * * Synthesis of pNIPAm-co-AAc/Ag NPs hybrid microgels; page 2785 *

DOI:   http://dx.doi.org/10.1039/C4NR06093H
International search[Y]WO2018015976  (WEINNOVATE BIOSOLUTIONS PVT LTD [IN]) [Y] 1-2, 3/1-2* ; page 5, lines 5-9 *;
 [Y]  - BROWN, AC et al., "Ultrasoft microgels displaying emergent, platelet-like, behaviors", Nature Materials, (20150601), page 2, XP055628598 [Y] 1-2, 3/1-2 * , third-fourth paragraphs *

DOI:   http://dx.doi.org/10.1038/nmat4066
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