(19)
(11) EP 4 003 318 A1

(12)

(43) Date of publication:
01.06.2022 Bulletin 2022/22

(21) Application number: 21707730.4

(22) Date of filing: 01.03.2021
(51) International Patent Classification (IPC): 
A61K 31/137(2006.01)
A61K 9/50(2006.01)
A61P 25/04(2006.01)
 A61K 9/20(2006.01)
A61P 25/00(2006.01)
(52) Cooperative Patent Classification (CPC):
A61K 31/137; A61P 25/00; A61P 25/04; A61K 9/2054; A61K 9/1676; A61K 9/5078
(86) International application number:
PCT/EP2021/055025
(87) International publication number:
WO 2021/175773 (10.09.2021 Gazette 2021/36)
(84) Designated Contracting States:
AL 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
Designated Extension States:
BA ME
Designated Validation States:
KH MA MD TN

(30) Priority: 02.03.2020 EP 20160420
02.03.2020 EP 20160419

(71) Applicant: Grünenthal GmbH
52078 Aachen (DE)

(72) Inventors:
  • BERTRAM, Ulrike
    52066 Aachen (DE)
  • REINHOLD, Ulrich
    52076 Aachen (DE)
  • GROSSE, Christian
    52072 Aachen (DE)
  • HARTMANN, Carmen
    50859 Köln (DE)

(74) Representative: Kutzenberger Wolff & Partner 
Waidmarkt 11
50676 Köln
50676 Köln (DE)

   


(54) DOSAGE FORM PROVIDING PROLONGED RELEASE OF TAPENTADOL PHOSPHORIC ACID SALT