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Details for Patent: 6,855,703

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Patent 6,855,703 protects ENJUVIA and is included in one NDA.

This patent has eleven patent family members in seven countries.

Summary for Patent: 6,855,703

Title: Pharmaceutical compositions of conjugated estrogens and methods of analyzing mixtures containing estrogenic compounds
Abstract:A composition of matter is provided having a mixture of active estrogenic compounds. The mixture is present in chemically pure form. The mixture includes salts of conjugated estrone, conjugated equilin, conjugated .DELTA..sup.8,9 -dehydroestrone, conjugated 17.alpha.-estradiol, conjugated 17.alpha.-dihydroequilin, conjugated 17.beta.-dihydroequilin, conjugated 17.beta.-estradiol, conjugated equilenin, conjugated 17.alpha.-dihydroequilenin, and conjugated 17.beta.-dihydroequilenin. The mixture also contains the same essential estrogenic compounds present in naturally derived equine conjugated estrogens. Drug products including the composition of matter are also provided, as are methods of using these drug products to treat mammals in need of treatment. Methods of analyzing mixtures containing conjugated estrogens are also provided.
Inventor(s): Hill; Edward N. (Wilmington, NC), Leonard; Thomas W. (Wilmington, NC), Sancilio; Frederick D. (Wilmington, NC), Schlipp; Katherin M. (Wilmington, NC), Shirazi; Dean G. (Wilmington, NC), Whittle; Robert R. (Wilmington, NC)
Assignee: Endeavor Pharmaceuticals (Wilmington, NC)
Application Number:09/524,132
Patent Claim Types:
see list of patent claims
Composition; Use; Formulation;
Patent Metrics:
Source: PatentQuant.com
Field: Not categorized
Back Citations: 97th percentile
Forward Citations: 1st percentile

Applicant Tradename Generic Name Dosage NDA Approval Date Type RLD Patent No. Patent Expiration Product Substance Delist Req. Patented / Exclusive Use
Teva Womens
ENJUVIA
estrogens, conjugated synthetic b
TABLET;ORAL021443-001Dec 20, 2004RXNo6,855,703► subscribeYY TREATMENT OF MODERATE TO SEVERE VAGINAL DRYNESS AND PAIN WITH INTERCOURSE, SYMPTOMS OF VULVAR AND VAGINAL ATROPHY, ASSOCIATED WITH MENOPAUSE
Teva Womens
ENJUVIA
estrogens, conjugated synthetic b
TABLET;ORAL021443-001Dec 20, 2004RXNo6,855,703► subscribeYY TREATMENT OF MODERATE TO SEVERE VASOMOTOR SYMPTOMS ASSOCIATED WITH MENOPAUSE
Teva Womens
ENJUVIA
estrogens, conjugated synthetic b
TABLET;ORAL021443-002Dec 20, 2004RXNo6,855,703► subscribeYY TREATMENT OF MODERATE TO SEVERE VAGINAL DRYNESS AND PAIN WITH INTERCOURSE, SYMPTOMS OF VULVAR AND VAGINAL ATROPHY, ASSOCIATED WITH MENOPAUSE
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International Patent Family for Patent: 6,855,703

Country Document Number Estimated Expiration Supplementary Protection Certificate SPC Country SPC Expiration
Australia2001245417► subscribe
Australia4541701► subscribe
Canada2402559► subscribe
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The estimated expiration dates shown above are derived by simply adding 20 years to the priority date.
Due to the complexity of determining patent expirations even in a single country, compounded by the diversity of global patent laws, it is advisable to have patent counsel verify freedom to operate.

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