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Extract from the Register of European Patents

EP About this file: EP3946307

EP3946307 - SOLID NANOPARTICLE FORMULATION OF WATER INSOLUBLE PHARMACEUTICAL SUBSTANCES WITH REDUCED OSTWALD RIPENING AND IMMEDIATE DRUG RELEASE FOLLOWING INTRAVENOUS ADMINISTRATION [Right-click to bookmark this link]
StatusExamination is in progress
Status updated on  26.01.2024
Database last updated on 15.06.2024
FormerRequest for examination was made
Status updated on  07.01.2022
FormerThe international publication has been made
Status updated on  09.10.2020
Most recent event   Tooltip05.06.2024New entry: Additional fee for renewal fee: despatch of communication + time limit 
Applicant(s)For all designated states
Selvaraj, Ulagaraj
130 W Rhapsody Drive
San Antonio TX 78216 / US
For all designated states
Woody, David L.
130 W Rhapsody Drive
San Antonio TX 78216 / US
For all designated states
Boatright, John, H.
130 W Rhapsody Drive
San Antonio TX 78216 / US
For all designated states
Wen, Dong
130 W Rhapsody Drive
San Antonio TX 78216 / US
[2022/06]
Inventor(s)01 / see applicant
...
 [2022/06]
Representative(s)Freyria Fava, Cristina
Buzzi, Notaro & Antonielli d'Oulx S.p.A.
Corso Vittorio Emanuele ll, 6
10123 Torino / IT
[2022/06]
Application number, filing date20784502.502.04.2020
[2022/06]
WO2020US26402
Priority number, dateUS201962828292P02.04.2019         Original published format: US 201962828292 P
[2022/06]
Filing languageEN
Procedural languageEN
PublicationType: A1 Application with search report
No.:WO2020206132
Date:08.10.2020
Language:EN
[2020/41]
Type: A1 Application with search report 
No.:EP3946307
Date:09.02.2022
Language:EN
The application published by WIPO in one of the EPO official languages on 08.10.2020 takes the place of the publication of the European patent application.
[2022/06]
Search report(s)International search report - published on:US08.10.2020
(Supplementary) European search report - dispatched on:EP16.11.2022
ClassificationIPC:A61K31/20, A61K31/337, A61K31/427, A61K9/127, A61K9/51, A61K9/19
[2022/50]
CPC:
A61K9/0019 (EP); A61K9/1694 (US); A61K31/05 (EP);
A61K31/337 (EP,US); A61K31/357 (US); A61K31/395 (US);
A61K31/427 (EP,US); A61K31/436 (EP,US); A61K31/496 (EP,US);
A61K9/10 (EP); A61K9/1272 (EP); A61K9/1658 (US);
A61K9/19 (EP); A61K9/5169 (EP); A61K9/5192 (EP) (-)
C-Set:
A61K31/05, A61K2300/00 (EP);
A61K31/337, A61K2300/00 (EP);
A61K31/427, A61K2300/00 (EP);
A61K31/436, A61K2300/00 (EP);
A61K31/496, A61K2300/00 (EP)
(-)
Former IPC [2022/06]A61K31/20, A61K31/337, A61K31/427
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 [2022/06]
TitleGerman:FESTE NANOPARTIKELFORMULIERUNG VON WASSERUNLÖSLICHEN PHARMAZEUTISCHEN SUBSTANZEN MIT VERMINDERTER OSTWALD-REIFUNG UND SOFORTIGER ARZNEIMITTELFREISETZUNG NACH INTRAVENÖSER VERABREICHUNG[2022/06]
English:SOLID NANOPARTICLE FORMULATION OF WATER INSOLUBLE PHARMACEUTICAL SUBSTANCES WITH REDUCED OSTWALD RIPENING AND IMMEDIATE DRUG RELEASE FOLLOWING INTRAVENOUS ADMINISTRATION[2022/06]
French:FORMULATION DE NANOPARTICULES SOLIDES DE SUBSTANCES PHARMACEUTIQUES INSOLUBLES DANS L'EAU AVEC MÛRISSEMENT D'OSTWALD RÉDUIT ET LIBÉRATION IMMÉDIATE DE MÉDICAMENT APRÈS ADMINISTRATION INTRAVEINEUSE[2022/06]
Entry into regional phase02.11.2021National basic fee paid 
02.11.2021Search fee paid 
02.11.2021Designation fee(s) paid 
02.11.2021Examination fee paid 
Examination procedure02.11.2021Examination requested  [2022/06]
16.06.2023Amendment by applicant (claims and/or description)
30.01.2024Despatch of a communication from the examining division (Time limit: M06)
Fees paidRenewal fee
29.04.2022Renewal fee patent year 03
02.05.2023Renewal fee patent year 04
Penalty fee
Additional fee for renewal fee
30.04.202405   M06   Not yet paid
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Documents cited:Search[X]US6749868  (DESAI NEIL P [US], et al) [X] 1-15 * the whole document * * examples 1-25; claims 1-21 *;
 [X]WO2017044936  (PFIZER [US]) [X] 1-15 * the whole document * * figure 1; claims 1-14 *;
 [X]WO2019055525  (SELVARAJ RAJ [US], et al) [X] 1-15 * the whole document ** examples 1-11; claims 1-31 *
International search[XY]US2009238878  (SINGH CHANDRA ULAGARAJ [US]) [X] 1-2, 6, 11-14, 18-26 * Abstract, para [0046], [0061], [0063], [0067], [0069], [0072], [0073], [0093], [0126], [0130], [0133]-[0135], [0146]-[0149] * [Y] 3-5, 7-9;
 [Y]US2013059018  (PAROLARO DANIELA [IT], et al) [Y] 5 * Abstract *;
 [A]US2016367514  (SINGH CHANDRA ULAGARAJ [US]) [A] 1-9, 11-14, 18-26 * entire document *;
 [Y]US2017135971  (WANEBO HAROLD J [US]) [Y] 3-4, 7-9 * Abstract, para [0051], [0153], TABLE 1 *;
 [A]US2018250646  (MAGDASSI SHLOMO [IL], et al) [A] 1-9, 11-14, 18-26* entire document *
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.