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Last Updated: September 19, 2020

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Details for Patent: 4,801,461

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Summary for Patent: 4,801,461
Title: Pseudoephedrine dosage form
Abstract:A dosage form is disclosed for delivering the beneficial drug pseudoephedrine to a biological environment of use.
Inventor(s): Hamel; Larry G. (Sunnyvale, CA), Landrau; Felix A. (Milpitas, CA), Guittard; George V. (Cupertino, CA), Wong; Patrick S. L. (Hayward, CA)
Assignee: ALZA Corporation (Palo Alto, CA)
Application Number:07/007,879
Patent Claim Types:
see list of patent claims
Dosage form; Delivery; Composition;

Drugs Protected by US Patent 4,801,461

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 4,801,461

Country Patent Number Estimated Expiration Supplementary Protection Certificate SPC Country SPC Expiration
Canada 1286229   Start Trial
Germany 3774264   Start Trial
European Patent Office 0279976   Start Trial
Spain 2025668   Start Trial
Japan H0825872   Start Trial
Japan S63258409   Start Trial
>Country >Patent Number >Estimated Expiration >Supplementary Protection Certificate >SPC Country >SPC Expiration

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McKesson

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