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Serving leading biopharmaceutical companies globally:

Chinese Patent Office
Queensland Health
Farmers Insurance
US Department of Justice
Fish and Richardson

Generated: December 11, 2017

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Details for Patent: 5,104,888

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Summary for Patent: 5,104,888

Title: Thiazolidine derivatives, their preparation and use
Abstract:Compounds of formula (I): ##STR1## (in which R.sup.1 -R.sup.7 are hydrogen or various organic groups, n is 1-10, Ar is an aromatic group, U is CH.sub.2 or a carbon atom doubly bonded to either one of its adjacent carbons, and W is >CH.sub.2, >C.dbd.O, >CHOH, >C.dbd.NOH or various derivatives thereof) have the ability to lower the levels of blood lipid peroxides and blood sugars and to inhibit the activity of aldose reductase; they may be used therapeutically for these purposes.
Inventor(s): Yoshioka; Takao (Hiromachi, JP), Kitazawa; Eiichi (Hiromachi, JP), Kurumada; Yomoyuki (Hiromachi, JP), Yamazaki; Mitsuo (Hiromachi, JP), Hasegawa; Kazuo (Hiromachi, JP), Fujita; Takashi (Hiromachi, JP)
Assignee: Sankyo Company, Limited (Tokyo, JP)
Application Number:07/560,466
Patent Claim Types:
see list of patent claims
Compound; Use; Composition;

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Foreign Priority and PCT Information for Patent: 5,104,888

Foriegn Application Priority Data
Foreign Country Foreign Patent Number Foreign Patent Date
Japan60-35324Feb 26, 1985
Japan60-35325Feb 26, 1985

International Patent Family for Patent: 5,104,888

Country Document Number Estimated Expiration Supplementary Protection Certificate SPC Country SPC Expiration
Austria56448► Subscribe
Australia5412286► Subscribe
Australia588857► Subscribe
Canada1256106► Subscribe
Germany3674089► Subscribe
Denmark173350► Subscribe
Denmark87886► Subscribe
European Patent Office0207581► Subscribe
Spain552502► Subscribe
Spain8802046► 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:

Argus Health
Daiichi Sankyo
Fish and Richardson
Queensland Health
Boehringer Ingelheim
Chinese Patent Office

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