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Last Updated: May 14, 2024

Details for Patent: 4,017,615

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Summary for Patent: 4,017,615

Title:	Propylene carbonate ointment vehicle
Abstract:	An ointment vehicle containing from 0.5 to 30 percent propylene carbonate, from 30 to 99.5 weight percent petrolatum and/or polysiloxane, compatible cosolvent, the concentration of which in combination with propylene carbonate is from 0.5 to 70 percent, and, optionally, surfactants, thickeners, preservatives, and penetrants. This ointment is a suitable vehicle for all types of therapeutic agents for topical application including antibiotics, steroids, antihistamines, antiseptics, anesthetics, antibacterials, fungicides and the like, and has shown particular advantages with anti-inflammatory topical corticoids.
Inventor(s):	Shastri; Subramaniam (Cupertino, CA), Shaikh; Zafaruzzaman I. (Palo Alto, CA)
Assignee:	Syntex Corporation (Panama, PM)
Application Number:	05/639,740
Patent Claim Types: see list of patent claims	Compound;

Drugs Protected by US Patent 4,017,615

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

International Family Members for US Patent 4,017,615

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Country	Patent Number	Estimated Expiration	Supplementary Protection Certificate	SPC Country	SPC Expiration
Austria	310948	⤷ Try a Trial
Australia	3322871	⤷ Try a Trial
Belgium	774489	⤷ Try a Trial
Canada	989306	⤷ Try a Trial
Switzerland	566783	⤷ Try a Trial
Germany	2153779	⤷ Try a Trial
>Country	>Patent Number	>Estimated Expiration	>Supplementary Protection Certificate	>SPC Country	>SPC Expiration

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