Preparation of dihydropyridines

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 8455655
APP PUB NO 20110275825A1
SERIAL NO

13102101

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Abstract

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The invention relates to a method and compounds for the preparation of clevidipine butyrate, a very short acting hypertensive calcium antagonist, as well as the synthesis of these compounds useful for the preparation of clevidipine (also known as clevidipine butyrate). Moreover the invention also discloses polymorphic forms of clevidipine butyrate, useful for the preparation of pharmaceutical compositions, and processes to prepare them.

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Patent OwnerAddress
INKE S A08755 CASTELLBISBAL (BARCELONA)

International Classification(s)

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  • 2011 Application Filing Year
  • C07D Class
  • 4166 Applications Filed
  • 2867 Patents Issued To-Date
  • 68.82 % Issued To-Date
Click to zoom InYear of Issuance% of Matters IssuedCumulative IssuancesYearly Issuances2011201220132014201520162017201820192020202120220255075100

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Kumar, Singh Santosh Navi Mumbai, IN 1 0
Purushottam, Joshi Anil Mahape, IN 1 0
Vishnu, Newadkar Ravindranath Mahape, IN 2 8

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Citation count rangeNumber of patents cited in rangeNumber of patents cited in various citation count ranges661173426189372387211401 - 1011 - 2021 - 3031 - 4041 - 5051 - 6061 - 7071 - 8081 - 9091 - 100100 +01002003004005006007008009001000110012001300140015001600170018001900

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