Patent details

Basic Information

Publication number:

EP2708530

PCT Application Number:

PCT/CN/2012/075130

Type:

European Patent Granted for LU

Legal Status:

Lapsed

Application number:

EP127864304

PCT Publication Number:

WO/2012/155796

First applicant's nationality:

Translation Language:

EPO Publication Language:

Not available

English Title of Invention:

STEREOSPECIFIC SYNTHESIS PROCESS FOR TRETINOIN COMPOUNDS

French Title of Invention:

PROCÉDÉ DE SYNTHÈSE STÉRÉOSPÉCIFIQUE DE COMPOSÉS DE TRÉTINOÏNE

German Title of Invention:

STEREOSPEZIFISCHES SYNTHESEVERFAHREN FÜR TRETINOINVERBINDUNGEN

SPC Number:

Dates

Filing date:

07/05/2012

Grant date:

10/08/2016

EP Publication Date:

10/08/2016

PCT Publication Date:

22/11/2012

Claims Translation Received Date:

Translations Received Date (B1 EP Publication):

Translations Received Date (B2 EP Publication):

Translations Received Date (B3 EP Publication):

Publication date:

19/03/2014

EP B1 Publication Date:

10/08/2016

EP B2 Publication Date:

EP B3 Publication Date:

Lapsed date:

07/05/2017

Expiration date:

07/05/2032

Renunciation date:

Revocation date:

Annulment date:

Owner

From:

07/05/2012

 

 

Name:

Chongqing Huabangshengkai Pharm. Co. Ltd

Address:

No. 666 Rongjun Road Nanjin Street Sub-district Hechuan Di, Chongqing 401520, China (CN)

Inventor

1

Name:

GAO Taiping

Address:

China (CN)

2

Name:

DENG Qingjun

Address:

China (CN)

3

Name:

WANG Shaohui

Address:

China (CN)

4

Name:

ZHU Qiang

Address:

China (CN)

5

Name:

LI Yongsheng

Address:

China (CN)

Priority

Priority Number:

201110124227

Priority Date:

13/05/2011

Priority Country:

China (CN)

Classification

Main IPC Class:

C07C 403/20;

Annual Fees

Annual Fee Due Date:

Annual Fee Number:

Expected Payer:

Last Annual Fee Payment Date:

Last Annual Fee Paid Number:

Payer:

Filing date	Document type	Number of pages