DrugPatentWatch Database Preview
Details for Patent: 5,232,438
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
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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 | Patent Submitted |
International Family Members for US Patent 5,232,438
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Denmark | 175827 | ➤ Sign Up | |||
Denmark | 200401287 | ➤ Sign Up | |||
Denmark | 175622 | ➤ Sign Up | |||
Denmark | 59491 | ➤ Sign Up | |||
Country | Document Number | Estimated Expiration | Supplementary Protection Certificate | SPC Country | SPC Expiration |