Topical anti-inflammatory compositions containing piroxicam
Patent 5436241 Issued on July 25, 1995. Estimated Expiration Date: 
January 14, 2014. Estimated 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.
January 14, 2014. Estimated 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.Patent References 3591584 Anti-inflammatory polymorphic monoethanolamine salt of N-(2-pyridyl)-2-methyl-4-hydroxy-2H-1,2-benzothiazine-3-carboxamide 1,1-dioxide compound, composition, and method of use therefor Topical anti-inflammatory compositions Antiinflammatory compositions and methods Benzothiazine dioxide derivatives Patent #: 5081118 InventorsApplicationNo. 181510 filed on 01/14/1994US Classes:514/226.5, One of the cyclos is a 1,2-thiazine (e.g.,1,2-benzothiazines, etc.)514/224.2, Polycyclo ring system having the six-membered hetero ring as one of the cyclos (e.g., 1,3- and 1,4- benzothiazines, etc.)514/663, Acyclic514/667, C-O-group containing514/669PolyhydroxyExaminersPrimary: Dees, Jose G.Assistant: Jones, Dwayne C. Attorney, Agent or FirmInternational ClassA61K 031/54AbstractThe composition contains: an antiinflammatory effective amount of piroxicam; an amount of tetrahydroxypropylethylenediamine sufficient to solubilize the piroxicam in the composition; an amount of C2 -C6 alkylene glycol, or mixture thereof, sufficient to detackify the composition and provide humectancy; about 0.2% to about 2% carbomer; about 30% to about 60% C2 -C4 alkanol; and water qs to 100%. Hydroxypropylcellulose can be added to the composition. | |
