Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › 17a-hydroxy-4-androstene-3-one and derivatives thereof

17a-hydroxy-4-androstene-3-one and derivatives thereof

US Patent 6432939 · Granted Aug 13, 2002

Assignee

No assignee recorded.

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Progestogen-only oral contraception2025
Progestogen-only oral contraception2023
Use of biogenic estrogen sulfamates for hormone replacement therapy2006
Male contraceptive formulation comprising norethisterone2006
Bioadhesive tablet containing testosterone/testosterone ester mixtures and metho2005
Combination preparation for contraception based on natural estrogens2005
Method of administering dienogest in high dosages to reduce the body of the brea2003
Pharmaceutical preparations for treatment of estrogen deficiency in the central 2001
Hormonal agent for skin treatment2001
Melatonin for the production of a peroral pulsatile form of medication2001
Pharmaceutical compositions and method for prophylaxis and therapy of radical-me2001
Pharmaceutical compositions and method for prophylaxis and therapy of radical-me2001