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(19)

(11)

2 325 910

(13)

(51)

IPC

A61K31/565(2006-01-01)

C07J1/00(2006-01-01)

A61P15/16(2006-01-01)

A61P15/18(2006-01-01)

A61P5/34(2006-01-01)

(21) (22)

Application

2004138807/15, 2003-05-22

(24)

Start date

2003-05-22

(22)

Actual filing date

2003-05-22

(45)

Published

2008-06-10

(72)

Inventor

De Nejs KhenrikVan Der Vort Khendrikus Adrianus AntoniusLejsen DirkGrotenkhejs Arej Jan

(73)

Holder

N.V.Organon

NEW ESTERS OF ETHONOGESTREL Russian patent published in 2008 - IPC A61K31/565 C07J1/00 A61P15/16 A61P15/18 A61P5/34

Abstract RU 2325910 C2

FIELD: medicine; pharmaceutics.

SUBSTANCE: invention refers to pharmacology and medicine and concerns ethonogestrel new esters of formula 1 , 2 , 3 , applied for male and female contraception. Compositions are characterised by improved disposition profile.

EFFECT: production of composition with improved disposition profile.

3 cl, 2 dwg, 1 ex

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RU 2 325 910 C2

Authors

De Nejs Khenrik

Van Der Vort Khendrikus Adrianus Antonius

Lejsen Dirk

Grotenkhejs Arej Jan

Dates

2008-06-10—Published

2003-05-22—Filed