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Extract from the Register of European Patents

EP About this file: EP3569590

EP3569590 - (R)-4-HYDROXY-2-OXO-1-PYRROLIDINEACETAMIDE CRYSTAL FORM, PREPARATION METHOD THEREFOR, AND APPLICATION THEREOF [Right-click to bookmark this link]
StatusThe application is deemed to be withdrawn
Status updated on  04.11.2022
Database last updated on 05.10.2024
FormerExamination is in progress
Status updated on  25.02.2022
FormerRequest for examination was made
Status updated on  18.10.2019
FormerThe international publication has been made
Status updated on  20.07.2018
Most recent event   Tooltip04.11.2022Application deemed to be withdrawnpublished on 07.12.2022  [2022/49]
Applicant(s)For all designated states
Chongqing Ruzer Pharmaceutical Company Limited
No. 9 Qinye Road
Yubei
Chongqing 401120 / CN
[2019/47]
Inventor(s)01 / YE, Lei
No. 9 of Qinye Road
Yubei
Chongqing 401120 / CN
 [2019/47]
Representative(s)Cabinet Netter
36, avenue Hoche
75008 Paris / FR
[2019/47]
Application number, filing date17891064.225.12.2017
[2019/47]
WO2017CN118180
Priority number, dateCN2017102199012.01.2017         Original published format: CN201710021990
[2019/47]
Filing languageZH
Procedural languageEN
PublicationType: A1 Application with search report
No.:WO2018130063
Date:19.07.2018
Language:ZH
[2018/29]
Type: A1 Application with search report 
No.:EP3569590
Date:20.11.2019
Language:EN
[2019/47]
Search report(s)International search report - published on:CN19.07.2018
(Supplementary) European search report - dispatched on:EP05.06.2020
ClassificationIPC:C07D207/273, A61K31/4015, A61P25/08
[2019/47]
CPC:
C07D207/273 (EP,CN,KR); C07D207/46 (US); A61K31/4015 (EP,KR);
A61K9/2095 (US); A61K9/4858 (US); A61P25/08 (EP,KR);
C07B2200/13 (CN,KR,US) (-)
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 [2019/47]
TitleGerman:(R)-4-HYDROXY-2-OXO-1-PYRROLIDINACETAMIDKRISTALLFORM, HERSTELLUNGSVERFAHREN UND VERWENDUNG DAVON[2019/47]
English:(R)-4-HYDROXY-2-OXO-1-PYRROLIDINEACETAMIDE CRYSTAL FORM, PREPARATION METHOD THEREFOR, AND APPLICATION THEREOF[2019/47]
French:FORME CRISTALLINE DE (R)-4-HYDROXY-2-OXO-1-PYRROLIDINEACÉTAMIDE, SON PROCÉDÉ DE PRÉPARATION ET SON APPLICATION[2019/47]
Entry into regional phase12.07.2019Translation filed 
12.07.2019National basic fee paid 
12.07.2019Search fee paid 
12.07.2019Designation fee(s) paid 
12.07.2019Examination fee paid 
Examination procedure12.07.2019Examination requested  [2019/47]
01.10.2020Amendment by applicant (claims and/or description)
01.03.2022Despatch of a communication from the examining division (Time limit: M04)
12.07.2022Application deemed to be withdrawn, date of legal effect  [2022/49]
04.08.2022Despatch of communication that the application is deemed to be withdrawn, reason: reply to the communication from the examining division not received in time  [2022/49]
Fees paidRenewal fee
12.07.2019Renewal fee patent year 03
30.12.2020Renewal fee patent year 04
30.09.2021Renewal fee patent year 05
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Documents cited:Search[A]CN102558014  (TIANJIN HANKANG PHARMACEUTICAL BIOTECHNOLOGY CO LTD) [A] 1-16 * paragraph [0051]; claim 1 *;
 [A]CN103342673  (CSPC PHARMACEUTICAL GROUP OUYI PHARMA CO LTD) [A] 1-16 * paragraph [0021]; example -; claim - *;
 [A]WO2015067130  (CHONGQING RUNZE PHARMACEUTICAL [CN]) [A] 1-16* paragraphs [0007] , [00 8] , [0 10]; example -; claim - *;
 [XI]  - CHEN; XUE; ET AL, "Synthesis of (R) 4-Hydroxy-Oxo-1-Pyrrolidineacetamide", JINGXI HUAGONG ZHONGJIANTI = FINE CHEMICAL INTERMEDIATES,, (20111031), vol. 41, no. 5, pages 21 - 23, XP009514833 [X] 9,15,16 * chapter 3, especially chapter 3.1 * [I] 1-8,10-14
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.