Synthesis of azelaic acid

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 10358408
APP PUB NO 20190194115A1
SERIAL NO

15851797

Stats

ATTORNEY / AGENT: (SPONSORED)

Importance

Loading Importance Indicators... loading....

Abstract

See full text

This invention concerns a method of synthesizing Azelaic Acid. Particular reference is made to providing a new synthetic process for preparing azelaic acid in large scale with high purity (e.g., >99.7% with any individual impurity not more than 0.1%), which can be used as an active pharmaceutical ingredient.

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

First Claim

See full text

Family

Loading Family data... loading....

Patent Owner(s)

Patent OwnerAddress
POLYCARBON INDUSTRIES INC D/B/A PCI SYNTHESIS9 OPPORTUNITY WAY NEWBURYPORT MA 01950

International Classification(s)

  • [Classification Symbol]
  • [Patents Count]

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Sahoo, Bishwabhusan Devens, US 4 8
Shukla, Rajesh Devens, US 5 8
Thamatam, Rajesh Devens, US 4 1

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 Jan 23, 2027
11.5 Year Payment $7400.00 $3700.00 $1850.00 Jan 23, 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