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|Title:||Pseudoephedrine brompheniramine therapy|
|Abstract:||A dosage form is disclosed for delivering the beneficial drugs pseudoephedrine and brompheniramine to a biological environment of use.|
|Inventor(s):||Ayer; Atul D. (Mt. View, CA), Hamel; Lawrence G. (Sunnyvale, CA)|
|Assignee:||ALZA Corporation (Palo Alto, CA)|
Patent Claim Types:|
see list of patent claims
|Dosage form; Delivery;|
|Country||Document Number||Estimated Expiration||Supplementary Protection Certificate||SPC Country||SPC Expiration|
|Canada||1297026||<disabled in preview>|
|Germany||3769307||<disabled in preview>|
|European Patent Office||0281708||<disabled in preview>|
| This preview shows a limited data set|
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The estimated expiration dates shown above are derived by simply adding 20 years to the priority date.
Due to the complexity of determining patent expirations even in a single country, compounded by the diversity of global patent laws, it is advisable to have patent counsel verify freedom to operate.
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