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Serving 500+ biopharmaceutical companies globally:

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Generated: August 19, 2017

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Summary for Patent: ► Subscribe

Title: Heterocyclic compounds and their use as angiotensin antagonists
Abstract:
Inventor(s): Naka; Takehiko (Hyogo, JP), Inada; Yoshiyuki (Hyogo, JP)
Assignee: Takeda Chemical Industries, Ltd. (Osaka, JP)
Application Number:08/291,435
Patent Claim Types:
see list of patent claims
Compound; Composition; Use;

No matches for this query

Foreign Priority and PCT Information for Patent: ► Subscribe

Foriegn Application Priority Data
Foreign Country Foreign Patent Number Foreign Patent Date
Japan3-157194Jun 27, 1991
Japan3-188882Jul 29, 1991
Japan3-192054Jul 31, 1991
Japan3-288217Aug 12, 1991
Japan3-239766Sep 19, 1991

International Patent Family for Patent: ► Subscribe

Country Document Number Estimated Expiration Supplementary Protection Certificate SPC Country SPC Expiration
Austria240323► Subscribe
Australia1859892► Subscribe
Australia646343► Subscribe
Canada2072541► Subscribe
China1067890► 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 500+ biopharmaceutical companies globally:

Express Scripts
Federal Trade Commission
Cipla
Covington
Baxter
Daiichi Sankyo
UBS
Fuji
Medtronic
Novartis

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