Process for the preparation of a sulfated derivative of 3,5-diiodo-o-[3-iodophenyl]-l-tyrosine

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 10457635
APP PUB NO 20180118669A1
SERIAL NO

15853506

Stats

ATTORNEY / AGENT: (SPONSORED)

Importance

Loading Importance Indicators... loading....

Abstract

See full text

The present invention relates to a process for the preparation of the mono sodium salt of the derivative 3,5-diiodo-O-[3-iodo-4-(sulphooxy)phenyl]-L-tyrosine (T3S) by starting from the corresponding phenolic compound, in the presence of chlorosulfonic acid and dimethylacetamide as a solvent. The so obtained T3S compound may conveniently be isolated in a pure form as a solid in good yields.

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

First Claim

See full text

Family

Loading Family data... loading....

Patent Owner(s)

Patent OwnerAddress
BRACCO IMAGING S P A20134 MILANO

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Anelli, Pier Lucio Milan, IT 31 173
Argese, Maria Sedriano, IT 26 57
Boi, Valeria Strambino, IT 15 16
Cavalieri, Livio Milan, IT 6 19
Galimberti, Laura Fara Gera d'Adda, IT 6 6
Gazzetto, Sonia Cascinette d'Ivrea, IT 12 6
Lattuada, Luciano Bussero, IT 55 249
Maisano, Federico Lodi, IT 15 68
Rivolta, Giovanni Monza, IT 5 18
Vella, Fulvia Monza, IT 6 19

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
7.5 Year Payment $3600.00 $1800.00 $900.00 Apr 29, 2027
11.5 Year Payment $7400.00 $3700.00 $1850.00 Apr 29, 2031
Fee Large entity fee small entity fee micro entity fee
Surcharge - 7.5 year - Late payment within 6 months $160.00 $80.00 $40.00
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