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Extract from the Register of European Patents

EP About this file: EP3759149

EP3759149 - HEAVY METAL- AND ODOUR-FREE NANOPARTICULATE COMPOSITIONS [Right-click to bookmark this link]
StatusRequest for examination was made
Status updated on  04.12.2020
Database last updated on 02.11.2024
FormerThe international publication has been made
Status updated on  07.09.2019
Most recent event   Tooltip16.02.2024New entry: Renewal fee paid 
Applicant(s)For all designated states
Nanyang Technological University
50 Nanyang Avenue
Singapore 639798 / SG
For all designated states
Agency for Science, Technology And Research
1 Fusionopolis Way
20-10 Connexis North Tower
Singapore 138632 / SG
[2021/01]
Inventor(s)01 / GOTO, Atsushi
c/o Nanyang Technological University
50 Nanyang Avenue
Singapore 639798 / SG
02 / SARKAR, Jit
c/o Nanyang Technological University
50 Nanyang Avenue
Singapore 639798 / SG
03 / XIAO, Longqiang
c/o Nanyang Technological University
50 Nanyang Avenue
Singapore 639798 / SG
04 / LI, Feifei
c/o Nanyang Technological University
50 Nanyang Avenue
Singapore 639798 / SG
05 / VAN HERK, Alexander M
c/o Institute of Chemical and
Engineering Sciences
1 Pesek Rd
Singapore 627833 / SG
06 / JACKSON, Alexander William
c/o Institute of Chemical and
Engineering Sciences
1 Pesek Rd
Singapore 627833 / SG
 [2021/01]
Representative(s)Marks & Clerk LLP
15 Fetter Lane
London EC4A 1BW / GB
[N/P]
Former [2021/01]Gordon, Kirsteen Helen
Marks & Clerk LLP
62-68 Hills Road
Cambridge CB2 1LA / GB
Application number, filing date19761460.527.02.2019
[2021/01]
WO2019SG50108
Priority number, dateSG20181001591Y27.02.2018         Original published format: SG10201801591Y
[2021/01]
Filing languageEN
Procedural languageEN
PublicationType: A1 Application with search report
No.:WO2019168471
Date:06.09.2019
Language:EN
[2019/36]
Type: A1 Application with search report 
No.:EP3759149
Date:06.01.2021
Language:EN
The application published by WIPO in one of the EPO official languages on 06.09.2019 takes the place of the publication of the European patent application.
[2021/01]
Search report(s)International search report - published on:SG06.09.2019
(Supplementary) European search report - dispatched on:EP02.11.2021
ClassificationIPC:C08F293/00, C08L53/00, C08F222/02, C08F222/10, A61K9/51
[2021/01]
CPC:
C08F293/005 (EP,US); C08F299/024 (US); A61K9/5138 (EP,US);
C08F4/08 (US); B82Y30/00 (US); B82Y40/00 (US);
C08F2438/00 (EP) (-)
C-Set:
C08F220/14, C08F222/102, C08F220/06 (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 [2021/01]
TitleGerman:SCHWERMETALL- UND GERUCHSFREIE NANOPARTIKULÄRE ZUSAMMENSETZUNGEN[2021/01]
English:HEAVY METAL- AND ODOUR-FREE NANOPARTICULATE COMPOSITIONS[2021/01]
French:COMPOSITIONS NANOPARTICULAIRES EXEMPTES D'ODEURS ET DE MÉTAUX LOURDS[2021/01]
Entry into regional phase03.09.2020National basic fee paid 
03.09.2020Search fee paid 
03.09.2020Designation fee(s) paid 
03.09.2020Examination fee paid 
Examination procedure03.09.2020Examination requested  [2021/01]
24.05.2022Amendment by applicant (claims and/or description)
Fees paidRenewal fee
12.02.2021Renewal fee patent year 03
17.02.2022Renewal fee patent year 04
14.02.2023Renewal fee patent year 05
15.02.2024Renewal fee patent year 06
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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.
Documents cited:Search[XA]CN106519155  (UNIV SUZHOU) [X] 1 * tables 6-8 * [A] 2-15;
 [A]  - NICHOLAS J. WARREN ET AL, "Polymerization-Induced Self-Assembly of Block Copolymer Nano-objects via RAFT Aqueous Dispersion Polymerization", JOURNAL OF THE AMERICAN CHEMICAL SOCIETY, (20140723), vol. 136, no. 29, doi:10.1021/ja502843f, ISSN 0002-7863, pages 10174 - 10185, XP055394554 [A] 1-15 * the whole document *

DOI:   http://dx.doi.org/10.1021/ja502843f
International search[XA]  - Ali Darabi, Philip G. Jessop, Michael F. Cunningham, "One-Pot Synthesis of Poly((diethylamino)ethyl meth a crylate-co-styre ne )-b- po ly( methyl meth a crylate-co-styre n e) Nan o pa rticles via Nitroxide-Mediated Polymerization", Macromolecules, (20150324), vol. 48, no. 7, doi:10.1021/acs.macromol.5b00258, ISSN 0024-9297, pages 1952 - 1958, XP055728533 [X] 1-22 * Page 1953, left-hand column, last paragraph; Pages 1953 - 1954, 'SG1-Mediated Copolymerization of DEAEMA with Styrene in Water' and 'Emulsion Copolymerization of Methyl Methacrylate and a Small Percentage of Styrene Initiated by the Protonated Poly(DEAEMA-co-S) Macroalkoxyamine'; Table 1; Figure 2; Schemes 1 and 2 * [A] 23-52

DOI:   http://dx.doi.org/10.1021/acs.macromol.5b00258
 [XA]  - Dewen Zhou, Rhiannon P. Kuchel , Per B. Zetterlund , "A new paradigm in polymerization induced self-assembly (PISA): Exploitation of ''non-living'' addition-fragmentation chain transfer (AFCT) polymerization", Polymer Chemistry, (20170629), vol. 8, doi:10.1039/C7PY00998D, ISSN 1759-9954, pages 4177 - 4181, XP055728536 [X] 1-22 * , right-hand column, In 32-34; Scheme 1; Figure 3; Supplementary information: Pages 2-3; 'Synthesis of PEGMA macroAFCT via AFCT polymerization' and 'AFCT dispersion polymerization'; Table S1 * [A] 23-52

DOI:   http://dx.doi.org/10.1039/C7PY00998D
 [PX]  - Jit Sarkar, Xiao Longqiang, Jackson Alexander W., Van Herk Alexander M., Goto Atsushi, "Synthesis of transition-metal-free and sulfur-free nanoparticles and nanocapsules via reversible complexation mediated polymerization (RCMP) and polymerization induced self-assembly (PISA)", Polymer Chemistry, (20180911), vol. 9, doi:10.1039/C8PY01117F, ISSN 1759-9954, pages 4900 - 4907, XP055728539 [PX] 1-52 * Results and discussion; Scheme 2; Table 2 *

DOI:   http://dx.doi.org/10.1039/C8PY01117F
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.