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US Patent 7115281 - Processes for the preparation of oral dosage formulations of modafinil
US Patent Issued on October 3, 2006
Estimated Patent Expiration Date:
July 8, 2023Estimated Expiration Date is calculated based on simple USPTO term provisions. It does not account for terminal disclaimers, term adjustments, failure to pay maintenance fees, or other factors which might affect the term of a patent.
Estimated Patent Expiration Date:
July 8, 2023Estimated Expiration Date is calculated based on simple USPTO term provisions. It does not account for terminal disclaimers, term adjustments, failure to pay maintenance fees, or other factors which might affect the term of a patent.AbstractThe invention relates to processes for preparing, and pharmaceutical compositions of, modafinil dosage forms for oral administration. The dosage forms include a mixture of coarse and fine particles of modafinil. The process for preparing modafinil oral dosage forms includes forming a dosage form that includes about 7%–25% by weight of modafinil particles having diameters greater than 220 μm and about 75%–93% by weight of modafinil particles having diameters less than 220 μm. | Inventors
AssigneeApplicationNo. 10616240 filed on 07/08/2003US Classes:424/489, Particulate form (e.g., powders, granules, beads, microcapsules, and pellets)424/464, Tablets, lozenges, or pills424/465, With claimed perfecting feature in contents (e.g., excipient, lubricant, etc.)424/469, Discrete particles in supporting matrix424/470, Where particles are granulated424/451, Capsules (e.g., of gelatin, of chocolate, etc.)424/452, With claimed designated perfecting feature in contents (e.g., excipient, lubricant, etc.)424/457, Sustained or differential release514/618Sulfur in RField of Search424/489, Particulate form (e.g., powders, granules, beads, microcapsules, and pellets)424/457, Sustained or differential release424/452, With claimed designated perfecting feature in contents (e.g., excipient, lubricant, etc.)424/465, With claimed perfecting feature in contents (e.g., excipient, lubricant, etc.)424/451, Capsules (e.g., of gelatin, of chocolate, etc.)424/464Tablets, lozenges, or pillsExaminersPrimary: Webman, Edward J.Attorney, Agent or FirmForeign Patent References
International ClassesA61K 9/16A61K 9/26 A61K 9/48 |
