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Serving leading biopharmaceutical companies globally:

Daiichi Sankyo
Express Scripts
Accenture
Federal Trade Commission
McKesson
Julphar
US Army
Fish and Richardson
US Department of Justice
McKinsey

Generated: January 19, 2018

DrugPatentWatch Database Preview

Details for Patent: 4,971,800

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Summary for Patent: 4,971,800
Title: Method and compositions for enhancing the cutaneous penetration of pharmacologically active agents
Abstract:Method and compositions for enhancing the cutaneous penetration of topically or transdermally delivered pharmacologically active agents. The compositions include various urethane compounds as permeation enhancers, the urethane compounds formed from reaction of a monomeric organic diisocyanate with a hydroxy- or hydroxy/alkoxy-terminated linear alkylene or polyalkylene glycol or polyether.
Inventor(s): Chess; Samuel (Newport Beach, CA), McCullough; Jerry L. (Irvine, CA), Weinstein; Gerald D. (Irvine, CA)
Assignee: The Regents of the University of California (Alameda, CA)
Application Number:07/408,757
Patent Claim Types:
see list of patent claims
Composition; Compound; Use;

Drugs Protected by US Patent 4,971,800

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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International Patents Family Members for US Patent 4,971,800

Country Document Number Estimated Expiration Supplementary Protection Certificate SPC Country SPC Expiration
Austria 115553 ➤ Subscribe
Canada 1331861 ➤ Subscribe
Germany 3852437 ➤ Subscribe
European Patent Office 0299758 ➤ Subscribe
Spain 2065912 ➤ Subscribe
Greece 3015410 ➤ Subscribe
Ireland 66710 ➤ Subscribe
Ireland 882155 ➤ Subscribe
Israel 87133 ➤ Subscribe
New Zealand 225416 ➤ Subscribe
Country Document Number Estimated Expiration Supplementary Protection Certificate SPC Country SPC Expiration

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Serving leading biopharmaceutical companies globally:

Harvard Business School
Dow
AstraZeneca
Merck
Chinese Patent Office
Julphar
Novartis
US Department of Justice
UBS

Drugs may be covered by multiple patents or regulatory protections. All trademarks and applicant names are the property of their respective owners or licensors. Although great care is taken in the proper and correct provision of this service, thinkBiotech LLC does not accept any responsibility for possible consequences of errors or omissions in the provided data. The data presented herein is for information purposes only. There is no warranty that the data contained herein is error free. thinkBiotech performs no independent verifification of facts as provided by public sources nor are attempts made to provide legal or investing advice. Any reliance on data provided herein is done solely at the discretion of the user. Users of this service are advised to seek professional advice and independent confirmation before considering acting on any of the provided information. thinkBiotech LLC reserves the right to amend, extend or withdraw any part or all of the offered service without notice.

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