EP2617706 - Bibliographic data

NOUVEL INTERMÉDIAIRE UTILISÉ POUR PRÉPARER DU TAPENTADOL OU SES ANALOGUES

Last update 25/05/2025
Legal status Brevet déchu
Origin Euro-PCT
(73) Holder

ANHUI NEW STAR PHARMACEUTICAL DEVELOPMENT CO., LTD

Wei, Xianhua West of Floor 3 Workshop F9A No. 110 Kexue Road Hich-Tech Development Zone
Hefei, Anhui 230088
Chine
(72) Inventors

Ziao XU

West of Floor 3 Workshop F9A No.110 Kexue Road High-Tech Development Zone
Hefei Anhui 230088
Chine

Yonghai ZHAO

West of Floor 3 Workshop F9A No.110 Kexue Road High-Tech Development Zone
Hefei Anhui 230088
Chine

Degang LI

West of Floor 3 Workshop F9A No.110 Kexue Road High-Tech Development Zone
Hefei Anhui 230088
Chine

Xiaoxiang LI

West of Floor 3 Workshop F9A No.110 Kexue Road High-Tech Development Zone
Hefei Anhui 230088
Chine
(74) Agent

Mail recipient

Kramer Barske Schmidtchen Patentanwälte PartG mbB

European Patent Attorneys Landsberger Strasse 300
80687 München
Allemagne
(21) Request number EP11870206.7
(22) Request date 29/07/2011
(11) Publication number EP2617706
Publication date 06/09/2017
(54) Title of the invention NOUVEL INTERMÉDIAIRE UTILISÉ POUR PRÉPARER DU TAPENTADOL OU SES ANALOGUES
(51) International classification C07C 41/22, C07C 41/26, C07C 43/225, C07C 43/23, C07C 51/367, C07C 51/60, C07C 59/48, C07C 59/60, C07C 59/64, C07C 69/732, C07C 69/734, C07C 213/00, C07C 213/10, C07C 215/54, C07C 233/11, C07C 235/34, C07C 237/20, C07C 327/22, C07C 327/44, C07D 295/182
International classification (before reform) None
Claimed priority
Initial application None
Divisional application None
Expected annuity Annuity: 8 - Amount: 135 € - Due date 31/07/2018
Surtax: 8 - Amount: 27 € - Due date 01/02/2019
Last annuity None
Publication None
History

Publication de la délivrance du brevet européen - Legal date 06/09/2017

Entrée en période de grâce du brevet d'invention - Legal date 01/08/2018

Déchéance du brevet d'invention après période de grâce - Legal date 31/07/2018