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Last Updated: March 28, 2024

Details for Patent: 6,156,331


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Summary for Patent: 6,156,331
Title: Sustained delivery of an active agent using an implantable system
Abstract:The invention is directed to a device for delivering an active agent formulation for a predetermined administration period. An impermeable reservoir is divided into a water-swellable agent chamber and an active agent formulation chamber. Fluid from the environment is imbibed through a semipermeable plug into the water-swellable agent chamber and the active agent formulation is released through a back-diffusion regulating outlet. Delivery periods of up to 2 years are achieved.
Inventor(s): Peery; John R. (Stanford, CA), Dionne; Keith E. (Menlo Park, CA), Eckenhoff, deceased; James B. (late of Los Altos, CA), Landrau; Felix A. (Punta Gorda, FL), Lautenbach; Scott D. (San Mateo, CA), Magruder; Judy A (Mountain View, CA), Wright; Jeremy C. (Los Altos, CA)
Assignee: ALZA Corporation (Mountain View, CA)
Application Number:09/310,149
Patent Claim Types:
see list of patent claims
Delivery; Device;

Drugs Protected by US Patent 6,156,331

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 6,156,331

Country Patent Number Estimated Expiration Supplementary Protection Certificate SPC Country SPC Expiration
Argentina 006079 ⤷  Try a Trial
Argentina 010595 ⤷  Try a Trial
Austria 235224 ⤷  Try a Trial
Austria 245042 ⤷  Try a Trial
Austria 277595 ⤷  Try a Trial
Austria 281153 ⤷  Try a Trial
>Country >Patent Number >Estimated Expiration >Supplementary Protection Certificate >SPC Country >SPC Expiration

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