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Last Updated: November 28, 2021

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Details for Patent: 4,612,008

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Summary for Patent: 4,612,008
Title: Osmotic device with dual thermodynamic activity
Abstract:An osmotic system is disclosed comprising a wall formed in at least a part of a semipermeable material that surrounds a compartment. The compartment contains a first osmotic composition comprising a beneficial agent, and a second and different osmotic composition. A passageway in the wall connects the first composition with the exterior of the system.
Inventor(s): Wong; Patrick S. L. (Hayward, CA), Barclay; Brian (Sunnyvale, CA), Deters; Joseph C. (Mt. View, CA), Theeuwes; Felix (Los Altos, CA)
Assignee: Alza Corporation (Palo Alto, CA)
Application Number:06/685,092
Patent Claim Types:
see list of patent claims
Delivery; Device; Composition; Formulation;

Drugs Protected by US Patent 4,612,008

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 4,612,008

Country Patent Number Estimated Expiration Supplementary Protection Certificate SPC Country SPC Expiration
Austria 394944 ⤷  Free Forever Trial
Austria 397180 ⤷  Free Forever Trial
Austria A150789 ⤷  Free Forever Trial
Austria A88084 ⤷  Free Forever Trial
Australia 2251183 ⤷  Free Forever Trial
Australia 566110 ⤷  Free Forever Trial
Belgium 898819 ⤷  Free Forever Trial
>Country >Patent Number >Estimated Expiration >Supplementary Protection Certificate >SPC Country >SPC Expiration

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Serving leading biopharmaceutical companies globally:

Boehringer Ingelheim
Johnson and Johnson

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