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Serving leading biopharmaceutical companies globally:

Boehringer Ingelheim
Farmers Insurance
Harvard Business School

Generated: December 17, 2017

DrugPatentWatch Database Preview

Details for Patent: 5,441,738

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Summary for Patent: 5,441,738

Title: Process for improving a glycerolysed oil
Abstract:There is disclosed a process for improving a glycerolyzed oil. The oil is heated until any crystals which have formed have disappeared. Then the oil is crystallized by slow stirring for eight to seventy-two hours until an end of crystallization temperature of typically between 0.degree. and 15.degree. is reached. Finally the crystals which have formed are separated at the end of crystallization temperature. The process can be iterated at two successively lower end of crystallization temperatures.
Inventor(s): Klein; Jean-Marie (Feyzin, FR), Denis; Joel (Vourles, FR)
Assignee: Gattefosse SA (FR)
Application Number:08/081,355
Patent Claim Types:
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Compound; Process;

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Foreign Priority and PCT Information for Patent: 5,441,738

Foriegn Application Priority Data
Foreign Country Foreign Patent Number Foreign Patent Date
France91 13715Oct 31, 1991
PCT Information
PCT FiledOctober 08, 1992PCT Application Number:PCT/FR92/00939
PCT Publication Date:May 13, 1993PCT Publication Number: WO93/09211

International Patent Family for Patent: 5,441,738

Country Document Number Estimated Expiration Supplementary Protection Certificate SPC Country SPC Expiration
Austria157391► Subscribe
Canada2096744► Subscribe
Germany69221848► Subscribe
European Patent Office0565673► Subscribe
France2683225► Subscribe
JapanH06504574► Subscribe
World Intellectual Property Organization (WIPO)9309211► 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:

Fish and Richardson
Cantor Fitzgerald
US Army

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