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Serving leading biopharmaceutical companies globally:

Fish and Richardson
Chinese Patent Office
Teva
Dow
Deloitte
Fuji
Queensland Health
Farmers Insurance
Colorcon
Daiichi Sankyo

Generated: January 19, 2018

DrugPatentWatch Database Preview

Details for Patent: 5,232,438

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Summary for Patent: 5,232,438
Title: Membrane for electrotransport transdermal drug delivery
Abstract:A membrane capable of inhibiting agent release from a delivery system when no electrical current is flowing and yet provide minimal impedance to electrically-assisted agent delivery, useful both for incorporating into electrotransport agent delivery systems and for use in measuring agent release rates in in vitro testing.
Inventor(s): Theeuwes; Felix (Los Altos, CA), Gyory; J. Richard (Los Altos, CA), Haak; Ronald P. (Cupertino, CA)
Assignee: Alza Corporation (Palo Alto, CA)
Application Number:07/898,618
Patent Claim Types:
see list of patent claims
Compound; Delivery; Device; Use;

Drugs Protected by US Patent 5,232,438

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 5,232,438

Country Document Number Estimated Expiration Supplementary Protection Certificate SPC Country SPC Expiration
Austria 234130 ➤ Subscribe
Austria 235284 ➤ Subscribe
Australia 2987692 ➤ Subscribe
Australia 4425489 ➤ Subscribe
Australia 627786 ➤ Subscribe
Australia 658246 ➤ Subscribe
Canada 1336781 ➤ Subscribe
Canada 1337300 ➤ Subscribe
Germany 68929456 ➤ Subscribe
Germany 68929458 ➤ Subscribe
Country Document Number Estimated Expiration Supplementary Protection Certificate SPC Country SPC Expiration

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Serving leading biopharmaceutical companies globally:

Argus Health
Novartis
Boehringer Ingelheim
Deloitte
Accenture
Chubb
Cerilliant
Fuji
Chinese Patent Office

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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