Process for the preparation of sulfonamide compounds

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 9079831
APP PUB NO 20140303402A1
SERIAL NO

14243058

Stats

ATTORNEY / AGENT: (SPONSORED)

Importance

Loading Importance Indicators... loading....

Abstract

See full text

Process for the preparation of known sulfonamides having antibacterial activity applicable on industrial scale, which allows their production in high yields and purity, comprising in particular the step of nucleophile aromatic substitution and oxidation in suitable conditions.

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

First Claim

See full text

Family

Loading Family data... loading....

Patent Owner(s)

  • DIPHARMA FRANCIS S.R.L.

International Classification(s)

  • [Classification Symbol]
  • [Patents Count]

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Allegrini, Pietro Baranzate, IT 114 322
Mantegazza, Simone Baranzate, IT 19 28

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 Jan 14, 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