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Last Updated: March 28, 2024

Details for Patent: 6,425,892


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Summary for Patent: 6,425,892
Title: Device for transdermal electrotransport delivery of fentanyl and sufentanil
Abstract:The invention provides an improved electrotransport drug delivery system for analgesic drugs, namely fentanyl and sufentanil. The fentanyl/sufentanil is provided as a water soluble salt (e.g., fentanyl hydrochloride), preferably in a hydrogel formulation, for use in an electrotransport device (10). In accordance with the present invention, a transdermal electrotransport delivered dose of fentanyl/sufentanil is provided which is sufficient to induce analgesia in (e.g., adult) human patients suffering from moderate-to-severe pain associated with major surgical procedures.
Inventor(s): Southam; Mary (Menlo Park, CA), Bernstein; Keith J. (Somerville, NJ), Noorduin; Henk (Bergen op Zoom, NL)
Assignee: ALZA Corporation (Mountain View, CA)
Application Number:09/781,041
Patent Claim Types:
see list of patent claims
Use; Delivery;

Drugs Protected by US Patent 6,425,892

Applicant Tradename Generic Name Dosage NDA Approval Date TE Type RLD RS Patent No. Patent Expiration Product Substance Delist Req. Patented / Exclusive Use Submissiondate
>Applicant >Tradename >Generic Name >Dosage >NDA >Approval Date >TE >Type >RLD >RS >Patent No. >Patent Expiration >Product >Substance >Delist Req. >Patented / Exclusive Use >Submissiondate

International Family Members for US Patent 6,425,892

Country Patent Number Estimated Expiration Supplementary Protection Certificate SPC Country SPC Expiration
Austria 263597 ⤷  Try a Trial
Austria 409720 ⤷  Try a Trial
Austria A903596 ⤷  Try a Trial
Australia 5924496 ⤷  Try a Trial
Australia 699774 ⤷  Try a Trial
Belgium 1009671 ⤷  Try a Trial
Brazil 9609358 ⤷  Try a Trial
>Country >Patent Number >Estimated Expiration >Supplementary Protection Certificate >SPC Country >SPC Expiration

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