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Serving leading biopharmaceutical companies globally:

Queensland Health
Cantor Fitzgerald
Federal Trade Commission
Chinese Patent Office

Generated: October 24, 2017

DrugPatentWatch Database Preview

Details for Patent: 3,947,569

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Summary for Patent: 3,947,569

Title: Process for preparing the releasing hormone of luteinizing hormone (LH) and of follicle stimulating hormone (FSH), salts and compositions thereof, and intermediates therefor
Abstract:A process for preparing the LH- and FSH-releasing hormone of the formula I which is isolated as the hydrochloride salt and optionally converted to other pharmaceutically acceptable salts or to pharmaceutically acceptable metal complexes.
Inventor(s): Immer; Hans U. (Mount Royal, CA), Nelson; Verner R. (Kirkland, CA), Gotz; Manfred K. (Hudson, CA)
Assignee: American Home Products Corporation (New York, NY)
Application Number:05/451,328
Patent Claim Types:
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International Patent Family for Patent: 3,947,569

Country Document Number Estimated Expiration Supplementary Protection Certificate SPC Country SPC Expiration
Australia476785► Subscribe
Australia5150573► Subscribe
Canada1025441► Subscribe
Canada1034568► Subscribe
Switzerland589608► Subscribe
Germany2307010► Subscribe
France2181730► Subscribe
United Kingdom1425511► Subscribe
United Kingdom1425512► Subscribe
United Kingdom1425513► 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:

Queensland Health
US Department of Justice
Fish and Richardson
Harvard Business School

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