Method for producing 4, 4-difluoro-3,4-dihydroisoquinoline derivatives

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 9150538
APP PUB NO 20140235862A1
SERIAL NO

14347468

Stats

ATTORNEY / AGENT: (SPONSORED)

Importance

Loading Importance Indicators... loading....

Abstract

See full text

Provided is a simple and efficient method for the large-scale production of a 4,4-difluoro-3,4-dihydroisoquinoline derivative. In the method for producing a 4,4-difluoro-3,4-dihydroisoquinoline derivative represented by general formula (1):

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

First Claim

See full text

Family

Loading Family data... loading....

Patent Owner(s)

Patent OwnerAddress
MITSUI CHEMICALS CROP & LIFE SOLUTIONS INC1-19-1 NIHONBASHI CHUO-KU TOKYO

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Kajino, Fumie Yasu, JP 3 2
Kondo, Nobuhiro Mobara, JP 73 714
Umetani, Hideki Yasu, JP 24 71

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 Apr 6, 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