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Serving leading biopharmaceutical companies globally:

Cipla
Cantor Fitzgerald
Boehringer Ingelheim
Covington
Teva
Deloitte
Johnson and Johnson
Harvard Business School
Julphar
Merck

Generated: January 23, 2018

DrugPatentWatch Database Preview

Details for Patent: 5,252,334

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Summary for Patent: 5,252,334
Title: Solid matrix system for transdermal drug delivery
Abstract:A matrix for containing drugs for transdermal delivery systems is disclosed. The matrix, formed of a skin-adhesive acrylate copolymer, attains high rates of drug delivery without the addition of drug delivery rate enhancers. In preferred embodiments the matrix is used to administer steroids, in particular estradiol. Water-soluble polymers may be added as well.
Inventor(s): Chiang; Chia-Ming (Foster City, CA), Tenzel; Renee A. (Mountain View, CA)
Assignee: Cygnus Therapeutic Systems (Redwood City, CA)
Application Number:07/857,094
Patent Claim Types:
see list of patent claims
Delivery; Device;

Drugs Protected by US Patent 5,252,334

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 5,252,334

Country Document Number Estimated Expiration Supplementary Protection Certificate SPC Country SPC Expiration
Germany 69023992 ➤ Subscribe
Denmark 0416842 ➤ Subscribe
European Patent Office 0416842 ➤ Subscribe
Spain 2081352 ➤ Subscribe
Finland 107708 ➤ Subscribe
Greece 3019124 ➤ Subscribe
Ireland 903259 ➤ Subscribe
Ireland 71048 ➤ Subscribe
Canada 2065311 ➤ Subscribe
Japan H05500510 ➤ Subscribe
Country Document Number Estimated Expiration Supplementary Protection Certificate SPC Country SPC Expiration

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Serving leading biopharmaceutical companies globally:

McKinsey
Fish and Richardson
US Department of Justice
Cantor Fitzgerald
Merck
US Army
Harvard Business School
Chubb
Novartis

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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