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Serving 500+ biopharmaceutical companies globally:
Generated: June 29, 2017
Which drugs does patent 6,039,974 protect, and when does it expire?
| Title: | Pharmaceutical composition for combination of piperidinoalkanol-decongestant |
| Abstract: | The present invention provides a pharmaceutical composition in the form of a bilayer tablet comprising, (a) a first discrete zone made with Formulation (A) which comprises, a therapeutically effective decongestant amount of a sympathomimetic drug, or a pharmaceutically acceptable salt thereof, in an amount of about 18% to about 39% by weight of Formulation (A), and a first carrier base material, the first carrier base material comprising a mixture of; (I) carnauba wax in an amount of about 59% to about 81% by weight of Formulation (A); and (ii) a suitable antiadherent in an amount of about 0.25% to about 2.00% by weight of Formulation (A); wherein said first carrier base material provides a sustained release of the sympathomimetic drug; and (b) a second discrete zone made with Formulation (B) which comprises a therapeutically effective antihistaminic amount of a piperidinoalkanol, or a pharmaceutically acceptable salt thereof, in an amount of about 15% to about 30% by weight of Formulation (B) and a second carrier base material, the second carrier base comprising a mixture of; (I) a cellulose diluent in an amount of about 27% to about 73% by weight of Formulation (B); (ii) pregelatinized starch in an amount of about 15% to about 30% by weight of Formulation (B); (iii) a suitable disintegrant in an amount of about 0.25% to about 6.00% by weight of Formulation (B); and (iv) a suitable lubricant in an amount of about 0.25% to about 2.00% by weight of Formulation (B); wherein said second carrier base material provides an immediate release of the piperidinoalkanol or the pharmaceutically acceptable salt thereof. |
| Inventor(s): | MacLaren; David D. (Overland Park, KS), Lefler; John R. (Overland Park, KS), Minish; Sharon K. (Independence, MO) |
| Assignee: | Hoechst Marion Roussel, Inc. (Bridgewater, NJ) |
| Application Number: | 09/127,478 |
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Patent Claim Types: see list of patent claims | Composition; Dosage form; Compound; |
| Applicant | Tradename | Generic Name | Dosage | NDA | Approval Date | TE | Type | RLD | RS | Patent No. | Patent Expiration | Product | Substance | Delist Req. | Patented / Exclusive Use | ||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Sanofi Aventis Us | ALLEGRA-D 12 HOUR ALLERGY AND CONGESTION | fexofenadine hydrochloride; pseudoephedrine hydrochloride | TABLET, EXTENDED RELEASE;ORAL | 020786-002 | Jan 24, 2011 | OTC | Yes | Yes | 6,039,974 | ► Subscribe | Y | ||||||||||||||||||
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| Country | Document Number | Estimated Expiration | Supplementary Protection Certificate | SPC Country | SPC Expiration | ||||||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| China | 1268050 | ► Subscribe | |||||||||||||||||||||||||||
| China | 1159012 | ► Subscribe | |||||||||||||||||||||||||||
| Czech Republic | 9904581 | ► Subscribe | |||||||||||||||||||||||||||
| Estonia | 200000098 | ► Subscribe | |||||||||||||||||||||||||||
| Czech Republic | 295461 | ► Subscribe | |||||||||||||||||||||||||||
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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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Serving 500+ biopharmaceutical companies globally:
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