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Details for Patent: 6,090,799

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Patent 6,090,799 protects OXANDRIN and is included in one NDA. There has been one Paragraph IV challenge on Oxandrin.

This patent has three patent family members in three countries.

Summary for Patent: 6,090,799

Title: Method for ameliorating muscle weakness/wasting in a patient infected with human immunodeficiency virus-type 1
Abstract:A method for attenuating the HIV-associated myopathy and muscle wasting associated with infection by human immunodeficiency virus-Type 1. Administration of oxandrolone in a daily dosage of about 2.5 to about 20 milligrams is described.
Inventor(s): Berger; Joseph R. (Miami, FL)
Assignee: BTG Pharmaceuticals Corp. (Iselin, NJ)
Application Number:08/244,988
Patent Claim Types:
see list of patent claims
Use; Dosage form;

Applicant Tradename Generic Name Dosage NDA Approval Date Type RLD Patent No. Patent Expiration Product Substance Delist Req. Patented / Exclusive Use
Gemini Labs Llc
OXANDRIN
oxandrolone
TABLET;ORAL013718-001Approved Prior to Jan 1, 1982RXNo6,090,799► subscribe TO PROMOTE WEIGHT GAIN AFTER WEIGHT LOSS IN CERTAIN TYPES OF PATIENTS
Gemini Labs Llc
OXANDRIN
oxandrolone
TABLET;ORAL013718-002Nov 5, 2001RXYes6,090,799► subscribe TO PROMOTE WEIGHT GAIN AFTER WEIGHT LOSS IN CERTAIN TYPES OF PATIENTS
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Foreign Priority and PCT Information for Patent: 6,090,799

PCT Information
PCT FiledOctober 20, 1993PCT Application Number:PCT/US93/10063
PCT Publication Date:April 28, 1994PCT Publication Number: WO94/08590

Non-Orange Book Patents for Patent: 6,090,799

For Orange Book-listed patents (shown in the main table above) generic applications must certify that the listed patents are expired, invalid, or will not be infringed by generic entry.

The non-Orange Book patents listed below do not require formal certifications, so they do not automatically impede generic entry. Instead, they represent potential opportunities for branded firms to block generic entry through patent infringment challenges.

Patent No. Title Estimated Patent Expiration
6,670,351 Method for ameliorating muscle weakness/wasting in a patient infected with human immunodeficiency virus-type 1► subscribe
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The estimated expiration dates shown above are derived by simply adding 20 years to the priority date.
Because of the complexity of determining patent expiration dates it is advisable to have patent counsel verify freedom to operate.

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International Patent Family for Patent: 6,090,799

Country Document Number Estimated Expiration Supplementary Protection Certificate SPC Country SPC Expiration
Australia5445994► subscribe
Israel107328► subscribe
World Intellectual Property Organization (WIPO)9408590► 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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