Patents by Inventor Noor Z. Turabi

Noor Z. Turabi has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Derivatives of pravastatin and method of making the same
    Patent number: 5155229
    Abstract: Derivatives of pravastatin are provided which are useful in inhibiting cholesterol biosynthesis and in preparing radiolabeled compounds useful in the radioimmunoassay (RIA) of pravastatin and derivatives thereof. The pravastatin derivatives have the structure ##STR1## wherein R is hydroxy, lower alkylamine, arylamine, arylalkylamine or heterocyclic alkylamine such as histamine, tyramine, O-benzyltyramine, methyl tyrosinate as well as iodinated derivatives thereof.
    Type: Grant
    Filed: July 1, 1991
    Date of Patent: October 13, 1992
    Assignee: E. R. Squibb & Sons, Inc.
    Inventors: Richard A. DiPietro, Jan-I Tu, Noor Z. Turabi
  • Derivatives of pravastatin for inhibiting cholesterol biosynthesis
    Patent number: 5047549
    Abstract: Derivatives of pravastatin are provided which are useful in inhibiting cholesterol biosynthesis and in preparing radiolabeled compounds useful in the radioimmunoassay (RIA) of pravastatin and derivatives thereof. The pravastatin derivatives have the structure ##STR1## wherein R is hydroxy, lower alkylamine, arylamine, arylalkylamine or heterocyclic alkylamine such as histamine, tyramine, O-benzyltyramine, methyl tyrosinate as well as iodinated derivatives thereof.
    Type: Grant
    Filed: April 17, 1989
    Date of Patent: September 10, 1991
    Assignee: E. R. Squibb & Sons, Inc.
    Inventors: Richard A. DiPietro, Jan-I Tu, Noor Z. Turabi
  • Derivatives of pravastatin for inhibiting cholesterol biosynthesis
    Patent number: 4857522
    Abstract: Derivatives of pravastatin are provided which are useful in inhibiting cholesterol biosynthesis and in preparing radiolabeled compounds useful in the radioimmunoassay (RIA) of pravastatin and derivatives thereof. The pravastatin derivatives have the structure ##STR1## wherein R is hydroxy, lower alkylamine, arylamine, arylalkylamine or heterocyclic alkylamine such as histamine, tyramine, O-benzyltyramine, methyl tyrosinate as well as iodinated derivatives thereof.
    Type: Grant
    Filed: March 21, 1988
    Date of Patent: August 15, 1989
    Assignee: E. R. Squibb & Sons, Inc.
    Inventors: Richard A. DiPietro, Jan-I Tu, Noor Z. Turabi