The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Dec. 14, 2010
Filed:
Aug. 14, 2003
Katsuaki Miyaji, Chiba, JP;
Norihisa Ishiwata, Saitama, JP;
Takanori Nakamura, Saitama, JP;
Taito Nishino, Saitama, JP;
Hisao Kamiya, Tokyo, JP;
Masao Yamamoto, Saitama, JP;
Katsuaki Miyaji, Chiba, JP;
Norihisa Ishiwata, Saitama, JP;
Takanori Nakamura, Saitama, JP;
Taito Nishino, Saitama, JP;
Hisao Kamiya, Tokyo, JP;
Masao Yamamoto, Saitama, JP;
Nissan Chemical Industries, Ltd., Tokyo, JP;
Abstract
A preventive, therapeutic or improving agent for diseases against which activation of the thrombopoietin receptor is effective or a platelet increasing agent, which contains a thrombopoietin receptor activator represented by the formula (1): [wherein each of Rand Ris independently a hydrogen atom, SOH, a Calkyl group, a Calkylcarbonyl group or a Carylcarbonyl group (the Calkyl group, the Calkylcarbonyl group and the Carylcarbonyl group may be optionally substituted with a halogen atom, a hydroxyl group, a Calkenyl group, a Calkoxy group, a Calkoxycarbonyl group, a Caryl group, a 2-pyridyl group, a 3-pyridyl group, a 4-pyridyl group, a 2-furanyl group, a 3-furanyl group, a 2-thienyl group, a 3-thienyl group or NRR) , and each of R, Rand Ris independently a hydrogen atom, a hydroxyl group or a Calkoxy group].