Patent assignee · US · COMPANY

Duramed Pharmaceuticals, Inc.

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15Patents
7Active
15Granted
39Portfolio score

Filing activity: Jul 25, 1996 → Jun 23, 2011 · 6 expiring within 5 years

Most-cited patents

PatentTitleAreaCited byStatus
US5908638A Pharmaceutical compositions of conjugated estrogens and methods for their use Human Necessities 71 Expired
US7459445B2 Estrogenic compounds and topical pharmaceutical formulations of the same Chemistry; Metallurgy 59 Active
US7749989B2 Estrogenic compounds, methods of using and methods of administering the same Chemistry; Metallurgy 57 Active
US8227454B2 Estrogenic compounds, pharmaceutical compositions and formulations comprising the same Chemistry; Metallurgy 52 Active
US7989436B2 Estrogenic compounds and pharmaceutical formulations comprising the same Chemistry; Metallurgy 52 Active
US7005138B2 Method of systematically delivering SSRIs Human Necessities 27 Expired
US7497331B2 Child resistant package Performing Operations; Transporting 22 Active
USRE39861E1 Methods of extended use oral contraception General 15 Expired
US6083532A Sustained release formulation containing three different types of polymers and tablet formed therefrom Human Necessities 15 Expired
US7320969B2 Oral contraceptives to prevent pregnancy and diminish premenstrual symptomatology Human Necessities 8 Expired
US6346268B1 Sustained release formulation containing three different types of polymers and tablet formed therefrom Human Necessities 6 Expired
US7615545B2 Oral contraceptives to prevent pregnancy and diminish premenstrual symptomatology Human Necessities 4 Active
US7556150B2 Dispenser for progestin used for acute and maintenance treatment of DUB Human Necessities 2 Active
US7078394B2 Low dose estrogen interrupted hormone replacement therapy Human Necessities 1 Expired
US7320970B2 Low dose estrogen interrupted hormone replacement therapy Human Necessities 0 Expired

Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.