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Serving leading biopharmaceutical companies globally:

Harvard Business School
Farmers Insurance
Federal Trade Commission
Chinese Patent Office
Cerilliant
Covington
UBS
Johnson and Johnson
Healthtrust
McKesson

Generated: February 23, 2018

DrugPatentWatch Database Preview

Details for Patent: 4,327,725

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Summary for Patent: 4,327,725
Title: Osmotic device with hydrogel driving member
Abstract:An osmotic device is disclosed comprising a semipermeable wall surrounding a compartment housing an agent that is insoluble to very soluble in aqueous and biological fluids, and a layer of a fluid swellable, hydrogel. A passageway in the wall connects the agent with the exterior of the device.
Inventor(s): Cortese; Richard (San Jose, CA), Theeuwes; Felix (Los Altos, CA)
Assignee: ALZA Corporation (Palo Alto, CA)
Application Number:06/210,176
Patent Claim Types:
see list of patent claims
Delivery; Device; Formulation;

Drugs Protected by US Patent 4,327,725

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 4,327,725

Country Document Number Estimated Expiration Supplementary Protection Certificate SPC Country SPC Expiration
Austria 15606 ➤ Sign Up
Germany 3172338 ➤ Sign Up
European Patent Office 0052917 ➤ Sign Up
Japan S5793065 ➤ Sign Up
Japan S6043045 ➤ Sign Up
Mexico 174160 ➤ Sign Up
Mexico 9203553 ➤ 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:

Harvard Business School
Deloitte
Farmers Insurance
Dow
Cipla
Mallinckrodt
Federal Trade Commission
US Army
Cerilliant

Drugs may be covered by multiple patents or regulatory protections. All trademarks and applicant names are the property of their respective owners or licensors. Although great care is taken in the proper and correct provision of this service, thinkBiotech LLC does not accept any responsibility for possible consequences of errors or omissions in the provided data. The data presented herein is for information purposes only. There is no warranty that the data contained herein is error free. thinkBiotech performs no independent verifification of facts as provided by public sources nor are attempts made to provide legal or investing advice. Any reliance on data provided herein is done solely at the discretion of the user. Users of this service are advised to seek professional advice and independent confirmation before considering acting on any of the provided information. thinkBiotech LLC reserves the right to amend, extend or withdraw any part or all of the offered service without notice.

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