Drug Patent Expirations in April 2008

Drug Patent Expirations in April 2008
*Drugs may be covered by multiple patents

Tradename	Applicant	Generic Name	Patent Number	Patent Expiration
ACTINEX	Univ Az Cancer Ctr	masoprocol	4,695,590	APR 17,2008
ACTINEX	Univ Az Cancer Ctr	masoprocol	5,008,294	APR 15,2008
ESTROSTEP 21	Warner Chilcott	ethinyl estradiol; norethindrone acetate	5,010,070	APR 23,2008
ESTROSTEP FE	Warner Chilcott	ethinyl estradiol; norethindrone acetate	5,010,070	APR 23,2008
FEMPATCH	Parke Davis	estradiol	5,006,342	APR 09,2008
LODINE XL	Wyeth Pharms Inc	etodolac	4,966,768	APR 30,2008
ORFADIN	Swedish Orphan	nitisinone	5,006,158	APR 09,2008
ZEMURON	Organon Usa Inc	rocuronium bromide	4,894,369	APR 13,2008