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US Patent 5874107 - Sustained release tablet containing diclofenac-Na and methylhydroxypropyl-cellulose as a sustained release agent
US Patent Issued on February 23, 1999
Estimated Patent Expiration Date:
September 11, 2016Estimated 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:
September 11, 2016Estimated 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 a sustained release tablet containing diclofenac-Na as active material and methylhydroxypropylcellulose as sustained release agent.Other References
| InventorsAssigneeApplicationNo. 714063 filed on 09/11/1996US Classes:424/464, Tablets, lozenges, or pills424/465, With claimed perfecting feature in contents (e.g., excipient, lubricant, etc.)424/468, Sustained or differential release type424/472Layered unitary dosage formsField of Search424/465, With claimed perfecting feature in contents (e.g., excipient, lubricant, etc.)424/464, Tablets, lozenges, or pills424/468, Sustained or differential release type424/472Layered unitary dosage formsExaminersPrimary: Page, Thurman K.Assistant: Howard, Sharon Attorney, Agent or FirmUS Patent References5236713International ClassesA61K 009/20A61K 009/22 Foreign Application Priority Data1994-03-11 DE |
