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|Title:||Nonirritating aqueous ophthalmic compositions comfort formulation for ocular therapeutic agents|
|Abstract:||Xanthine derivatives are described which decrease the stinging associated with the application of ophthalmic acidic anti-inflammatory agents.|
|Inventor(s):||Han; Wesley W. (Mansfield, TX), Roehrs; Robert E. (Fort Worth, TX)|
|Assignee:||Alcon Laboratories, Inc. (Fort Worth, TX)|
Patent Claim Types:|
see list of patent claims
|Composition; Use; Formulation;|
|Country||Document Number||Estimated Expiration||Supplementary Protection Certificate||SPC Country||SPC Expiration|
| This preview shows a limited data set|
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The estimated expiration dates shown above are derived by simply adding 20 years to the priority date.
Due to the complexity of determining patent expirations even in a single country, compounded by the diversity of global patent laws, it is advisable to have patent counsel verify freedom to operate.
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