2-(6-Substituted-2'-naphthyl) acetic acid derivatives and the salts and esters thereof
Patent 4009197 Issued on February 22, 1977. Estimated Expiration Date: 
February 22, 1994. 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.
February 22, 1994. 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 3506671 3663584 3681432 InventorsAssigneeApplicationNo. 573483 filed on 05/01/1975US Classes:560/56, Ortho fused rings in acid moiety560/10, Ortho fused rings in acid moiety560/100, Naphthyl in acid moiety560/53, Oxy in acid moiety562/427, Polycyclo ring system562/462, Bicyclo ring system562/466, Polycyclo ring system562/479, Decarboxylation of polycarboxylic acid or salt562/488, Plural rings562/490Naphthyl groupExaminersPrimary: Killos, Paul J.Attorney, Agent or FirmAbstract2-(6'-Substituted-2'-naphthyl)acetic acid derivatives substituted at the 2-position of the acetic acid moiety with methyl, methylene or halomethylene and the salts and esters thereof have anti-inflammatory, analgesic and anti-pyretic activities. |
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