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Deloitte
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Generated: June 23, 2018

DrugPatentWatch Database Preview

Details for Patent: 5,552,394

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Summary for Patent: 5,552,394
Title: Low dose oral contraceptives with less breakthrough bleeding and sustained efficacy
Abstract:A method of female contraception which is characterized by a reduced incidence of breakthrough bleeding after the first cycle involves monophasicly administering a combination of estrogen and progestin for 23-25 consecutive days of a 28 day cycle in which the daily amounts of estrogen and progestin are equivalent to about 5-35 mcg of ethinyl estradiol and about 0.025 to 10 mg of norethindrone acetate, respectively and in which the weight ratio of estrogen to progestin is at least 1:45 calculated as ethinyl estradiol to norethindrone acetate.
Inventor(s): Hodgen; Gary D. (Norfolk, VA)
Assignee: The Medical College of Hampton Roads (Norfolk, VA)
Application Number:08/279,300
Patent Litigation and PTAB cases: See patent lawsuits and PTAB cases for patent 5,552,394
Patent Claim Types:
see list of patent claims
Use;

Drugs Protected by US Patent 5,552,394

Applicant Tradename Generic Name Dosage NDA Approval Date TE Type RLD RS Patent No. Patent Expiration Product Substance Delist Req. Patented / Exclusive Use Patent Submitted
Applicant Tradename Generic Name Dosage NDA Approval Date TE Type RLD RS Patent No. Patent Expiration Product Substance Delist Req. Patented / Exclusive Use Patent Submitted

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Serving hundreds of leading biopharmaceutical companies globally:

Chinese Patent Office
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Fish and Richardson
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