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Serving leading biopharmaceutical companies globally:

Cantor Fitzgerald
Fish and Richardson
US Department of Justice

Generated: November 21, 2017

DrugPatentWatch Database Preview

Details for Patent: 5,648,379

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Summary for Patent: 5,648,379

Title: Derivatives and analogues of 2-deoxy-2,3-didehydro-n-acetyl neuraminic acid and their use as antiviral agents
Abstract:Derivatives and analogues of 2-deoxy-2,3-didehydro-N-acetyl neuraminic acid, pharmaceutical formulations thereof, methods for their preparation and their use in the treatment of viral infections, in particular influenza, are described.
Inventor(s): Von Itzstein; Laurence Mark (North Fitzroy, AU), Wu; Wen-Yang (Mount Waverley, AU), Van Phan; Tho (Carnegie, AU), Danylec; Basil (Box Hill, AU), Jin; Betty (Mount Waverly, AU), Colman; Peter Malcolm (East Melbourne, AU), Varghese; Joseph Noozhumurry (Brunswick, AU)
Assignee: Biota Scientific Management Pty., Ltd. (Melbourne, AU)
Application Number:08/325,074
Patent Claim Types:
see list of patent claims
Compound; Composition; Formulation; Use;

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Foreign Priority and PCT Information for Patent: 5,648,379

Foriegn Application Priority Data
Foreign Country Foreign Patent Number Foreign Patent Date
AustraliaPJ 9800Apr 24, 1990
AustraliaPK 2896Oct 19, 1990
AustraliaPK 4537Feb 11, 1991

International Patent Family for Patent: 5,648,379

Country Document Number Estimated Expiration Supplementary Protection Certificate SPC Country SPC Expiration
China1036849► Subscribe
China1150020► Subscribe
China1091594► Subscribe
China1184108► Subscribe
China1143853► Subscribe
Czechoslovakia9101145► Subscribe
CroatiaP930455► Subscribe
Cyprus2186► Subscribe
Czech Republic288492► Subscribe
Hong Kong1010191► 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
Argus Health
Johnson and Johnson

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