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Serving hundreds of leading biopharmaceutical companies globally:

Cerilliant
Mallinckrodt
Harvard Business School
Fish and Richardson
Healthtrust
US Army
Merck
Colorcon
Covington

Generated: April 24, 2018

DrugPatentWatch Database Preview

Details for Patent: 5,985,305

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Summary for Patent: 5,985,305
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; James B. (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 (Palo Alto, CA)
Application Number:08/943,007
Patent Claim Types:
see list of patent claims
Delivery; Device; Formulation;

Drugs Protected by US Patent 5,985,305

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 5,985,305

Country Document Number Estimated Expiration Supplementary Protection Certificate SPC Country SPC Expiration
European Patent Office 1066081 ➤ Sign Up
European Patent Office 1238656 ➤ Sign Up
European Patent Office 1238657 ➤ Sign Up
European Patent Office 1238658 ➤ Sign Up
Country Document Number Estimated Expiration Supplementary Protection Certificate SPC Country SPC Expiration

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Serving hundreds of leading biopharmaceutical companies globally:

Farmers Insurance
Deloitte
Baxter
Chubb
US Army
McKesson
Federal Trade Commission
Boehringer Ingelheim
Cerilliant

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