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Generated: November 20, 2017

DrugPatentWatch Database Preview

Details for Patent: 4,242,334

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Summary for Patent: 4,242,334

Title: Corticoid 17-(alkyl carbonates) and processes for their preparation
Abstract:What is disclosed is corticoid 17-(alkyl carbonates) of the formula ##STR1## as defined in the specification, which compounds can be used in veterinary therapy and human therapy, in the form of suspensions, ointments, creams, sprays and the like, for the treatment of inflammatory dermatoses of very diverse cause.
Inventor(s): Stache; Ulrich (Hofheim am Taunus, DE), Fritsch; Werner (Bad Soden am Taunus, DE), Alpermann; Hans G. (Konigstein all of, DE)
Assignee: Hoechst Aktiengesellschaft (Frankfurt am Main, DE)
Application Number:05/930,194
Patent Claim Types:
see list of patent claims
Compound; Use; Composition;

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Foreign Priority and PCT Information for Patent: 4,242,334

Foriegn Application Priority Data
Foreign Country Foreign Patent Number Foreign Patent Date
Germany2735110Aug 04, 1977

International Patent Family for Patent: 4,242,334

Country Document Number Estimated Expiration Supplementary Protection Certificate SPC Country SPC Expiration
Austria372093► Subscribe
AustriaA564578► Subscribe
Australia3861178► Subscribe
Australia522854► Subscribe
Canada1118411► Subscribe
Germany2735110► Subscribe
Germany2861809► Subscribe
Denmark154145► Subscribe
Denmark344978► Subscribe
Egypt13560► 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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Serving leading biopharmaceutical companies globally:

Johnson and Johnson
Queensland Health
Fish and Richardson
Chinese Patent Office
Express Scripts

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