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Last Updated: April 2, 2026

Claims for Patent: 8,685,412

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Summary for Patent: 8,685,412

Title:	Hemorrhagic feline calicivirus, calicivirus vaccine and method for preventing development of calicivirus disease
Abstract:	The present invention relates to a novel, isolated and purified hemorrhagic feline calicivirus FCV-DD1. The invention further embraces monovalent and multivalent vaccines containing the new FCV-DD1 strain. In addition, the invention encompasses methods of protecting felines against infection or preventing disease caused by feline calicivirus alone or in addition to other pathogens that comprises administering to the felines an immunologically effective amount of the monovalent and multivalent vaccines described herein. Also, the invention concerns methods for diagnosing or detecting the hemorrhagic feline calicivirus in a susceptible host, asymptomatic carrier and the like by detecting the presence of feline calicivirus FCV-DD1 or antibodies raised or produced against feline calicivirus FCV-DD1 antigen.
Inventor(s):	Chengjin Huang, Jennifer Hess
Assignee:	Elanco US Inc
Application Number:	US13/226,685

Details for Patent 8,685,412

Glossary

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Applicant	Tradename	Biologic Ingredient	Dosage Form	BLA	Approval Date	Patent No.	Expiredate
Emergent Biosolutions Canada Inc.	BAT	botulism antitoxin heptavalent (a, b, c, d, e, f, g) - (equine)	Solution	125462	March 22, 2013	8,685,412	2031-09-07
>Applicant	>Tradename	>Biologic Ingredient	>Dosage Form	>BLA	>Approval Date	>Patent No.	>Expiredate

International Patent Family for US Patent 8,685,412

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Country	Patent Number	Estimated Expiration
Australia	2005284940	⤷ Start Trial
Canada	2579141	⤷ Start Trial
Cyprus	1112901	⤷ Start Trial
Denmark	1791561	⤷ Start Trial
European Patent Office	1791561	⤷ Start Trial
European Patent Office	2319534	⤷ Start Trial
Spain	2384328	⤷ Start Trial
>Country	>Patent Number	>Estimated Expiration

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