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Serving leading biopharmaceutical companies globally:

Daiichi Sankyo

Generated: October 23, 2017

DrugPatentWatch Database Preview

Details for Patent: 3,888,995

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Summary for Patent: 3,888,995

Title: Fatty alcohol-propylene glycol vehicle
Abstract:A substantially non-aqueous medicant vehicle containing from 15 to 45 parts saturated fatty alcohol having from 16 to 24 carbons, from 45 to 85 parts glycol solvent, from 0 to 15 parts plasticizer, from 0 to 15 parts coupling agent, 0 to 20 parts penetrant, and if desired, other pharmaceutical adjuvants. This base is a suitable vehicle for all types of therapeutic agents for topical application including antibiotics, steroids, antihistamines, antiseptics, anesthetics, antibacterials, fungicides, and the like. The vehicle has shown particular advantages with anti-inflammatory topical corticoids.
Inventor(s): Katz; Martin (Atherton, CA), Neiman; Herbert M. (Philadelphia, PA)
Assignee: Syntex Corporation (PM)
Application Number:05/120,691
Patent Claim Types:
see list of patent claims
Compound; Composition; Use;

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International Patent Family for Patent: 3,888,995

Country Document Number Estimated Expiration Supplementary Protection Certificate SPC Country SPC Expiration
Belgium737875► Subscribe
Canada989304► Subscribe
Switzerland516312► Subscribe
Germany1934334► Subscribe
Denmark124857► Subscribe
France2013281► Subscribe
United Kingdom1259858► Subscribe
Hong Kong26976► Subscribe
Netherlands6911091► Subscribe
Netherlands154665► 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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