Substituted pyrazino[2,3-d]isooxazoles as intermediates for the synthesis of substituted pyrazinecarbonitriles and substituted pyrazinecarboxamides

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 9181203
APP PUB NO 20150051396A1
SERIAL NO

14527174

Stats

ATTORNEY / AGENT: (SPONSORED)

Importance

Loading Importance Indicators... loading....

Abstract

See full text

The object of the present invention is to provide a compound which is useful as a production intermediate of pyrazine carboxamide derivative such as 6-fluoro-3-hydroxy-2-pyrazine carboxamide. The present invention provides a pyrazino[2,3-d]isoxazole derivative represented by the formula (I):

Loading the Abstract Image... loading....

First Claim

See full text

Family

Loading Family data... loading....

Patent Owner(s)

  • TOYAMA CHEMICAL CO., LTD.

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Hanaki, Naoyuki Ashigarakami-gun, JP 46 165
Murakami, Takeshi Ashigarakami-gun, JP 270 5244
Naitou, Hiroyuki Ashigarakami-gun, JP 10 22
Nakamura, Kouki Ashigarakami-gun, JP 16 78
Watanabe, Katsuyuki Ashigarakami-gun, JP 95 607

Cited Art Landscape

Load Citation

Patent Citation Ranking

Forward Cite Landscape

Load Citation

Maintenance Fees

Fee Large entity fee small entity fee micro entity fee due date
11.5 Year Payment $7400.00 $3700.00 $1850.00 May 10, 2027
Fee Large entity fee small entity fee micro entity fee
Surcharge - 11.5 year - Late payment within 6 months $160.00 $80.00 $40.00
Surcharge after expiration - Late payment is unavoidable $700.00 $350.00 $175.00
Surcharge after expiration - Late payment is unintentional $1,640.00 $820.00 $410.00