Nonirritating aqueous ophthalmic compositions comfort formulation for ocular therapeutic agents
Patent 4559343 Issued on December 17, 1985. Estimated Expiration Date: 
December 17, 2002. 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.
December 17, 2002. 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 2994640 3439094 3632742 Topical anti-inflammatory composition and method of use Process for alleviating proliferative skin diseases Analgesic and anti-inflammatory compositions comprising ibuprofen and methods of using same Patent #: 4420483 InventorsApplicationNo. 06/415758 filed on 09/07/1982US Classes:514/263.31, With perservative, stabilizer, or an additional active ingredient514/914, Inflammation514/974CONTAINING DESIGNATED INGREDIENT TO REDUCE NOXIOUS EFFECTS OF ACTIVE INGREDIENT (E.G., TASTE MASKING, ODOR REDUCING, ETC.)ExaminersPrimary: Robinson, Douglas W.Attorney, Agent or FirmInternational ClassesA61K 31/52 (20060101)A61K 31/519 (20060101) AbstractXanthine derivatives are described which decrease the stinging associated with the application of ophthalmic acidic anti-inflammatory agents.Other References
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