Patents by Inventor Prema C. Iyer

Prema C. Iyer 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).

  • Glutaminase inhibitors
    Patent number: 11013724
    Abstract: A compound, or a pharmaceutically acceptable salt thereof, having a structure of: wherein A is a ring; Y1 and Y2 are each independently N or C with the proper valency; X1 and X2 are each independently —NH—, —O—, —CH2—O—, —NH—CH2—, or —N(CH3)—CH2—, provided that when at least one of X1 and X2 is —CH2—O—, —NH—CH2—, or —N(CH3)—CH2— then the —CH2— is directly connected to A; a and b are each independently 0 or 1; c and d are each independently 0 or 1; Z1 and Z2 are each independently a heterocyclic; and R1 and R2 are each independently optionally substituted alkyl, optionally substituted aralkyl, optionally substituted cycloalkyl, amino, optionally substituted heteroaralkyl, optionally substituted alkylalkoxy, optionally substituted alkylaryloxy, optionally substituted aryl, optionally substituted heteroaryl, or optionally substituted heterocycloalkyl; provided that if Y1 and Y2 are each C, then a is 1 and b is 1; provided that if Y1 and Y2 are each N, then a is 0 and b is 0; provided that if Y1 is N and Y
    Type: Grant
    Filed: February 5, 2019
    Date of Patent: May 25, 2021
    Assignees: University of Pittsburgh—Of the Commonwealth System of Higher Education, Cornell University
    Inventors: Lee A. McDermott, Prema C. Iyer, Richard A. Cerione, William P. Katt
  • GLUTAMINASE INHIBITORS
    Publication number: 20190167648
    Abstract: A compound, or a pharmaceutically acceptable salt thereof, having a structure of: wherein A is a ring; Y1 and Y2 are each independently N or C with the proper valency; X1 and X2 are each independently —NH—, —O—, —CH2—O—, —NH—CH2—, or —N(CH3)—CH2—, provided that when at least one of X1 and X2 is —CH2—O—, —NH—CH2—, or —N(CH3)—CH2— then the —CH2— is directly connected to A; a and b are each independently 0 or 1; c and d are each independently 0 or 1; Z1 and Z2 are each independently a heterocyclic; and R1 and R2 are each independently optionally substituted alkyl, optionally substituted aralkyl, optionally substituted cycloalkyl, amino, optionally substituted heteroaralkyl, optionally substituted alkylalkoxy, optionally substituted alkylaryloxy, optionally substituted aryl, optionally substituted heteroaryl, or optionally substituted heterocycloalkyl; provided that if Y1 and Y2 are each C, then a is 1 and b is 1; provided that if Y1 and Y2 are each N, then a is 0 and b is 0; provided that if Y1 is N and Y
    Type: Application
    Filed: February 5, 2019
    Publication date: June 6, 2019
    Applicants: University of Pittsburgh - Of the Commonwealth System of Higher Education, Cornell University
    Inventors: Lee A. McDermott, Prema C. Iyer, Richard A. Cerione, William P. Katt
  • Glutaminase inhibitors
    Patent number: 10245254
    Abstract: A compound, or a pharmaceutically acceptable salt thereof, having a structure of: wherein A is a ring; Y1 and Y2 are each independently N or C with the proper valency; X1 and X2 are each independently —NH—, —O—, —CH2—O—, —NH—CH2—, or —N(CH3)—CH2—, provided that when at least one of X1 and X2 is —CH2—O—, —NH—CH2—, or —N(CH3)—CH2— then the —CH2— is directly connected to A; a and b are each independently 0 or 1; c and d are each independently 0 or 1; Z1 and Z2 are each independently a heterocyclic; and R1 and R2 are each independently optionally substituted alkyl, optionally substituted aralkyl, optionally substituted cycloalkyl, amino, optionally substituted heteroaralkyl, optionally substituted alkylalkoxy, optionally substituted alkylaryloxy, optionally substituted aryl, optionally substituted heteroaryl, or optionally substituted heterocycloalkyl; provided that if Y1 and Y2 are each C, then a is 1 and b is 1; provided that if Y1 and Y2 are each N, then a is 0 and b is 0; provided that if Y1 is N and Y
    Type: Grant
    Filed: October 1, 2015
    Date of Patent: April 2, 2019
    Assignees: University of Pittsburgh—Of the Commonwealth System of Higher Education, Cornell University
    Inventors: Lee A. McDermott, Prema C. Iyer, Richard A. Cerione, William P. Katt
  • GLUTAMINASE INHIBITORS
    Publication number: 20170290815
    Abstract: A compound, or a pharmaceutically acceptable salt thereof, having a structure of: wherein A is a ring; Y1 and Y2 are each independently N or C with the proper valency; X1 and X2 are each independently —NH—, —O—, —CH2—O—, —NH—CH2—, or —N(CH3)—CH2—, provided that when at least one of X1 and X2 is —CH2—O—, —NH—CH2—, or —N(CH3)—CH2— then the —CH2— is directly connected to A; a and b are each independently 0 or 1; c and d are each independently 0 or 1; Z1 and Z2 are each independently a heterocyclic; and R1 and R2 are each independently optionally substituted alkyl, optionally substituted aralkyl, optionally substituted cycloalkyl, amino, optionally substituted heteroaralkyl, optionally substituted alkylalkoxy, optionally substituted alkylaryloxy, optionally substituted aryl, optionally substituted heteroaryl, or optionally substituted heterocycloalkyl; provided that if Y1 and Y2 are each C, then a is 1 and b is 1; provided that if Y1 and Y2 are each N, then a is 0 and b is 0; provided that if Y1 is N and Y
    Type: Application
    Filed: October 1, 2015
    Publication date: October 12, 2017
    Applicants: University of Pittsburgh - Of the Commonwealth System of Higher Education, Cornell University
    Inventors: Lee A. McDermott, Prema C. Iyer, Richard A. Cerione, William P. Katt