List of Eisai patents

Patents where

Current Assignee

Name

Eisai

Name	Description	Patent Applicant	Current Assignee	Patent Jurisdiction	Patent Number	Date of Patent
‌ US Patent 7563808 Methods for treating cognitive impairments or dementia	Patent 7563808 was granted and assigned to Eisai on July, 2009 by the United States Patent and Trademark Office.		Eisai	United States Patent and Trademark Office	7563808	July 21, 2009
‌ US Patent 6951865 Fused heterotricyclic compounds, process for preparing the compounds and drugs containing the same	Patent 6951865 was granted and assigned to Eisai on October, 2005 by the United States Patent and Trademark Office.		Eisai	United States Patent and Trademark Office	6951865	October 4, 2005
‌ US Patent 7112593 N-aryl-substituted cyclic amine derivative and medicine containing the same as active ingredient	Patent 7112593 was granted and assigned to Eisai (company) on September, 2006 by the United States Patent and Trademark Office.		Eisai	United States Patent and Trademark Office	7112593	September 26, 2006
‌ US Patent 7015241 Appetite-stimulating agents and remedies for anorexia	Patent 7015241 was granted and assigned to Eisai (company) on March, 2006 by the United States Patent and Trademark Office.		Eisai	United States Patent and Trademark Office	7015241	March 21, 2006
‌ US Patent 11643418 Macrocyclization reactions and intermediates and other fragments useful in the synthesis of analogs of halichondrin B	Patent 11643418 was granted and assigned to Eisai (company) on May, 2023 by the United States Patent and Trademark Office.	Eisai	Eisai	United States Patent and Trademark Office	11643418	May 9, 2023
‌ US Patent 7160892 Pyrimidone compounds and pharmaceutical compositions containing the same	Patent 7160892 was granted and assigned to Eisai (company) on January, 2007 by the United States Patent and Trademark Office.		Eisai	United States Patent and Trademark Office	7160892	January 9, 2007
‌ US Patent 7998948 Pharmaceutical composition for treating esophageal cancer	Patent 7998948 was granted and assigned to Eisai on August, 2011 by the United States Patent and Trademark Office.		Eisai	United States Patent and Trademark Office	7998948	August 16, 2011
‌ US Patent 6906072 Piperazine compound and pharmaceutical composition containing the compound	Patent 6906072 was granted and assigned to Eisai (company) on June, 2005 by the United States Patent and Trademark Office.		Eisai	United States Patent and Trademark Office	6906072	June 14, 2005
‌ US Patent 10221189 Macrocyclization reactions and intermediates useful in the synthesis of analogs of halichondrin B	Patent 10221189 was granted and assigned to Eisai on March, 2019 by the United States Patent and Trademark Office.	Eisai	Eisai	United States Patent and Trademark Office	10221189	March 5, 2019
‌ US Patent 6884821 Carboxylic acid derivatives and drugs containing the same	Patent 6884821 was granted and assigned to Eisai on April, 2005 by the United States Patent and Trademark Office.		Eisai	United States Patent and Trademark Office	6884821	April 26, 2005
‌ US Patent 6949585 Cyclooctanone derivatives and cyclodecanone derivative, and use thereof	Patent 6949585 was granted and assigned to Eisai (company) on September, 2005 by the United States Patent and Trademark Office.		Eisai	United States Patent and Trademark Office	6949585	September 27, 2005
‌ US Patent 11679107 Certain aryl pladienolide compounds and methods of use		Eisai	Eisai	United States Patent and Trademark Office	11679107	June 20, 2023
‌ US Patent 6927221 Tricyclic fused heterocyclic compound, process for preparing it and medicament comprising it	Patent 6927221 was granted and assigned to Eisai (company) on August, 2005 by the United States Patent and Trademark Office.		Eisai	United States Patent and Trademark Office	6927221	August 9, 2005
‌ US Patent 7138433 Quinone-based therapeutic agent for hepatopathy	Patent 7138433 was granted and assigned to Eisai (company) on November, 2006 by the United States Patent and Trademark Office.		Eisai	United States Patent and Trademark Office	7138433	November 21, 2006
‌ US Patent 7727548 Rapidly disintegrable tablet containing polyvinyl alcohol	Patent 7727548 was granted and assigned to Eisai (company) on June, 2010 by the United States Patent and Trademark Office.		Eisai	United States Patent and Trademark Office	7727548	June 1, 2010
‌ US Patent 9006256 Antitumor agent for thyroid cancer	Patent 9006256 was granted and assigned to Eisai on April, 2015 by the United States Patent and Trademark Office.		Eisai	United States Patent and Trademark Office	9006256	April 14, 2015
‌ US Patent 7820438 Primary cultured adipocytes for gene therapy	Patent 7820438 was granted and assigned to Eisai (company) on October, 2010 by the United States Patent and Trademark Office.		Eisai	United States Patent and Trademark Office	7820438	October 26, 2010
‌ US Patent 6995163 Tricyclic fused heterocyclic compound, process for preparing it and medicament comprising it	Patent 6995163 was granted and assigned to Eisai (company) on February, 2006 by the United States Patent and Trademark Office.		Eisai	United States Patent and Trademark Office	6995163	February 7, 2006
‌ US Patent 7541332 Fungal cell wall synthesis gene	Patent 7541332 was granted and assigned to Eisai (company) on June, 2009 by the United States Patent and Trademark Office.		Eisai	United States Patent and Trademark Office	7541332	June 2, 2009
‌ US Patent 11352348 Splicing modulator antibody-drug conjugates and methods of use	Patent 11352348 was granted and assigned to Eisai (company) on June, 2022 by the United States Patent and Trademark Office.	Eisai	Eisai	United States Patent and Trademark Office	11352348	June 7, 2022
‌ US Patent 7834049 Integrin expression inhibitor	Patent 7834049 was granted and assigned to Eisai (company) on November, 2010 by the United States Patent and Trademark Office.		Eisai	United States Patent and Trademark Office	7834049	November 16, 2010
‌ US Patent 6884808 Heterocycle-containing carboxylic acid derivative and drug containing the same	Patent 6884808 was granted and assigned to Eisai on April, 2005 by the United States Patent and Trademark Office.		Eisai	United States Patent and Trademark Office	6884808	April 26, 2005
‌ US Patent 11325960 Method for producing an active hepatocyte growth factor (HGF)	Patent 11325960 was granted and assigned to Eisai (company) on May, 2022 by the United States Patent and Trademark Office.	Eisai	Eisai	United States Patent and Trademark Office	11325960	May 10, 2022
‌ US Patent 11548926 Method for producing an active hepatocyte growth factor (HGF)	Patent 11548926 was granted and assigned to Eisai (company) on January, 2023 by the United States Patent and Trademark Office.	Eisai	Eisai	United States Patent and Trademark Office	11548926	January 10, 2023
‌ US Patent 7858809 Process for production of pyrazole-fused ring derivatives	Patent 7858809 was granted and assigned to Eisai (company) on December, 2010 by the United States Patent and Trademark Office.		Eisai	United States Patent and Trademark Office	7858809	December 28, 2010

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