Patent details
EP3543229 Title: METHOD FOR PREPARING OPTICALLY PURE (R)-4-N-PROPYL-DIHYDROFURAN-2(3H)-ONE
Basic Information
- Publication number:
- EP3543229
- PCT Application Number:
- CN2017081556
- Type:
- European Patent Granted for LU
- Legal Status:
- Lapsed
- Application number:
- EP178976551
- PCT Publication Number:
- WO2018152949
- First applicant's nationality:
- Translation Language:
- EPO Publication Language:
- English Title of Invention:
- METHOD FOR PREPARING OPTICALLY PURE (R)-4-N-PROPYL-DIHYDROFURAN-2(3H)-ONE
- French Title of Invention:
- PROCÉDÉ DE PRÉPARATION DE (R)-4-N-PROPYL-DIHYDROFURAN-2(3H)-ONE OPTIQUEMENT PUR
- German Title of Invention:
- VERFAHREN ZUR HERSTELLUNG VON OPTISCH REINEM (R)-4-N-PROPYL-DIHYDROFURAN-2(3H)-ON
- SPC Number:
Dates
- Filing date:
- 23/04/2017
- Grant date:
- 14/04/2021
- EP Publication Date:
- 25/09/2019
- PCT Publication Date:
- 30/08/2018
- Claims Translation Received Date:
- Translations Received Date (B1 EP Publication):
- Translations Received Date (B2 EP Publication):
- Translations Received Date (B3 EP Publication):
- Publication date:
- 14/04/2021
- EP B1 Publication Date:
- 14/04/2021
- EP B2 Publication Date:
- EP B3 Publication Date:
- Lapsed date:
- 23/04/2021
- Expiration date:
- 23/04/2037
- Renunciation date:
- Revocation date:
- Annulment date:
Owner
- From:
- 07/04/2021
- Name:
- Beijing AblePharmtech Co., Ltd.
- Address:
- Rm.1-502, Bld. 7 No. 99 Kechuang 14th Street Beijing Economic-Technological Development Area Yizhuang, Beijing 101111, China (CN)
Inventor
- Name:
- MA, Liang
- Address:
- China (CN)
Priority
- Priority Number:
- 201710102792
- Priority Date:
- 24/02/2017
- Priority Country:
- China (CN)
Classification
- IPC classification:
- C07D 307/33; C07D 263/26; C07D 263/24; C07D 263/22; C07C 253/30; C07C 255/12;
Publication
European Patent Bulletin
- Issue number:
- 202115
- Publication date:
- 14/04/2021
- Description:
- Grant (B1)
Annual Fees
- Annual Fee Due Date:
- Annual Fee Number:
- Expected Payer:
- Last Annual Fee Payment Date:
- Last Annual Fee Paid Number:
- Payer:
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