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Serving leading biopharmaceutical companies globally:

Express Scripts
Merck
Daiichi Sankyo
McKesson
US Department of Justice
Argus Health
Deloitte
Accenture
Novartis
Citi

Generated: January 17, 2018

DrugPatentWatch Database Preview

Details for Patent: 5,023,252

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Summary for Patent: 5,023,252
Title: Transdermal and trans-membrane delivery of drugs
Abstract:The rate of absorption of drugs across skin and other body membranes such as mucous membranes and the blood brain barrier is enhanced by adding to the drug composition a compound which enhances the rate. This compound may be macrocyclic ester, diester, amide, diamide, amidine, diamidine, thioester, dithioester, thioamide, ketone or lactone. The macrocyclic ketone contains at least 12 carbon atoms.
Inventor(s): Hseih; Dean (Brandamore, PA)
Assignee: Conrex Pharmaceutical Corporation (Malvern, PA)
Application Number:07/449,117
Patent Claim Types:
see list of patent claims
Use; Composition; Formulation;

Drugs Protected by US Patent 5,023,252

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 5,023,252

Country Document Number Estimated Expiration Supplementary Protection Certificate SPC Country SPC Expiration
Germany 3690626 ➤ Subscribe
Denmark 403187 ➤ Subscribe
Denmark 167343 ➤ Subscribe
European Patent Office 0248885 ➤ Subscribe
Finland 873328 ➤ Subscribe
United Kingdom 8718404 ➤ Subscribe
United Kingdom 2192134 ➤ Subscribe
Switzerland 666813 ➤ Subscribe
Canada 1312281 ➤ Subscribe
Australia 6738487 ➤ Subscribe
Country Document Number Estimated Expiration Supplementary Protection Certificate SPC Country SPC Expiration

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Serving leading biopharmaceutical companies globally:

Healthtrust
Covington
Cantor Fitzgerald
Cipla
Farmers Insurance
AstraZeneca
Queensland Health
Daiichi Sankyo
Citi

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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