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Federal Trade Commission
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Generated: November 22, 2017

DrugPatentWatch Database Preview

Details for Patent: 6,670,335

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Which drugs does patent 6,670,335 protect, and when does it expire?

Patent 6,670,335 protects CARAC and is included in one NDA. There has been one Paragraph IV challenge on Carac.

Summary for Patent: 6,670,335

Title: Fluorouracil-containing formulation
Abstract:Oil-in-water emulsion formulations contain both free fluorouracil and fluorouracil impregnated in porous microparticles. The formulations are suitable for topical administration, and are useful for the treatment of solar keratoses, actinic keratoses, and superficial basal cell carcinomas.
Inventor(s): Singh; B. Sandhya (San Jose, CA), Saxena; Subhash J. (Belmont, CA)
Assignee: A. P. Pharma, Inc. (Redwood City, CA)
Application Number:09/799,792
Patent Claim Types:
see list of patent claims
Formulation; Use; Dosage form;

Applicant Tradename Generic Name Dosage NDA Approval Date TE Type RLD RS Patent No. Patent Expiration Product Substance Delist Req. Patented / Exclusive Use
Valeant Pharms North
CREAM;TOPICAL020985-001Oct 27, 2000ABRXYesYes► Subscribe► SubscribeY TREATMENT OF ACTINIC KERATOSIS
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Serving leading biopharmaceutical companies globally:

Daiichi Sankyo
Chinese Patent Office

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