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Generated: September 19, 2017
| Title: | Formulations of heterocyclic compounds |
| Abstract: | A topical pharmaceutical formulation for use in treating virus infections of the skin or mucosa and containing 9-(2-hydroxyethoxymethyl) guanine or a salt or ester thereof which comprises a dispersed oil phase and a continuous aqueous phase containing therein water, at least 30% of a polyhydric alcohol (by weight of the formulation) and solublized acyclovir. |
| Inventor(s): | Jones; Trevor M. (Sanderstead, GB2), White; Alan R. (Meopham, GB2) |
| Assignee: | Burroughs Wellcome Co. (Research Triangle Park, NC) |
| Application Number: | 07/317,129 |
|
Patent Claim Types: see list of patent claims | Formulation; Compound; Use; |
| Foriegn Application Priority Data | ||
| Foreign Country | Foreign Patent Number | Foreign Patent Date |
| United Kingdom | 8023645 | Jul 18, 1980 |
| Country | Document Number | Estimated Expiration | Supplementary Protection Certificate | SPC Country | SPC Expiration | ||||||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Ireland | 51120 | ► Subscribe | |||||||||||||||||||||||||||
| Ireland | 811617 | ► Subscribe | |||||||||||||||||||||||||||
| Hong Kong | 95485 | ► Subscribe | |||||||||||||||||||||||||||
| Hungary | 185936 | ► Subscribe | |||||||||||||||||||||||||||
| Greece | 75104 | ► Subscribe | |||||||||||||||||||||||||||
| United Kingdom | 2080106 | ► Subscribe | |||||||||||||||||||||||||||
| Finland | 76255 | ► Subscribe | |||||||||||||||||||||||||||
| Finland | 812257 | ► Subscribe | |||||||||||||||||||||||||||
| Spain | 8305363 | ► Subscribe | |||||||||||||||||||||||||||
| Spain | 504046 | ► Subscribe | |||||||||||||||||||||||||||
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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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