Patents by Inventor Nagarjuna Palyam

Nagarjuna Palyam 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).

  • Patent number: 11970512
    Abstract: Provided are certain derivatives of amphotericin B (AmB) characterized by reduced toxicity and retained anti-fungal activity. Certain of the derivatives are C16 urea derivatives of AmB. Certain of the derivatives are C3, C5, C8, C9, C11, C13, or C15 deoxy derivatives of AmB. Certain of the derivatives include C3? or C4? modifications of the mycosamine appendage of AmB. Also provided are methods of making AmB derivatives of the invention, pharmaceutical compositions comprising AmB derivatives of the invention, and methods of use of AmB derivatives of the invention.
    Type: Grant
    Filed: September 2, 2021
    Date of Patent: April 30, 2024
    Assignee: The Board of Trustees of the University of Illinois
    Inventors: Martin D. Burke, Stephen Davis, Brice E. Uno, Justin Struble, Ian Dailey, Kaitlyn C. Gray, David M. Knapp, Pulin Wang, Nagarjuna Palyam
  • Patent number: 11352486
    Abstract: A polymer composition that comprises an olefinic polymer, a flame retardant that includes a halogen-free mineral filler, and a compatibilizing agent is provided. The halogen-free mineral filler constitutes from about 20 wt. % to about 80 wt. % of the composition. The composition may exhibit a degree of water uptake of about 5 wt. % or less after being immersed in water for seven days at a temperature of 23° C.
    Type: Grant
    Filed: August 24, 2020
    Date of Patent: June 7, 2022
    Assignee: Celanese EVA Performance Polymers LLC
    Inventors: Jeffrey Charles Haley, Nagarjuna Palyam, Christian Schneider, Chelsea Ringham
  • Publication number: 20220056066
    Abstract: Provided are certain derivatives of amphotericin B (AmB) characterized by reduced toxicity and retained anti-fungal activity. Certain of the derivatives are C16 urea derivatives of AmB. Certain of the derivatives are C3, C5, C8, C9, C11, C13, or C15 deoxy derivatives of AmB. Certain of the derivatives include C3? or C4? modifications of the mycosamine appendage of AmB. Also provided are methods of making AmB derivatives of the invention, pharmaceutical compositions comprising AmB derivatives of the invention, and methods of use of AmB derivatives of the invention.
    Type: Application
    Filed: September 2, 2021
    Publication date: February 24, 2022
    Inventors: Martin D. Burke, Stephen Davis, Brice E. Uno, Justin Struble, Ian Dailey, Kaitlyn C. Gray, David M. Knapp, Pulin Wang, Nagarjuna Palyam
  • Patent number: 11117920
    Abstract: Provided are certain derivatives of amphotericin B (AmB) characterized by reduced toxicity and retained anti-fungal activity. Certain of the derivatives are C16 urea derivatives of AmB. Certain of the derivatives are C3, C5, C8, C9, C11, C13, or C15 deoxy derivatives of AmB. Certain of the derivatives include C3? or C4? modifications of the mycosamine appendage of AmB. Also provided are methods of making AmB derivatives of the invention, pharmaceutical compositions comprising AmB derivatives of the invention, and methods of use of AmB derivatives of the invention.
    Type: Grant
    Filed: June 17, 2019
    Date of Patent: September 14, 2021
    Assignee: The Board of Trustees of the University of Illinois
    Inventors: Martin D. Burke, Stephen Davis, Brice E. Uno, Justin Struble, Ian Dailey, Kaitlyn C. Gray, David M. Knapp, Pulin Wang, Nagarjuna Palyam
  • Patent number: 11028114
    Abstract: Provided are certain derivatives of amphotericin B (AmB) characterized by reduced toxicity and retained anti-fungal activity. Certain of the derivatives are C16 urea derivatives of AmB. Certain of the derivatives are C3, C5, C8, C9, C11, C13, or C15 deoxy derivatives of AmB. Certain of the derivatives include C3? or C4? modifications of the mycosamine appendage of AmB. Also provided are methods of making AmB derivatives of the invention, pharmaceutical compositions comprising AmB derivatives of the invention, and methods of use of AmB derivatives of the invention.
    Type: Grant
    Filed: August 2, 2019
    Date of Patent: June 8, 2021
    Assignee: The Board of Trustees of the University of Illinois
    Inventors: Martin D. Burke, Stephen Davis, Brice E. Uno, Justin Struble, Ian Dailey, Kaitlyn C. Gray, David M. Knapp, Pulin Wang, Nagarjuna Palyam
  • Publication number: 20200392317
    Abstract: A polymer composition that comprises an olefinic polymer, a flame retardant that includes a halogen-free mineral filler, and a compatibilizing agent is provided. The halogen-free mineral filler constitutes from about 20 wt. % to about 80 wt. % of the composition. The composition may exhibit a degree of water uptake of about 5 wt. % or less after being immersed in water for seven days at a temperature of 23° C.
    Type: Application
    Filed: August 24, 2020
    Publication date: December 17, 2020
    Inventors: Jeffrey Charles Haley, Nagarjuna Palyam, Christian Schneider, Chelsea Ringham
  • Patent number: 10752760
    Abstract: A polymer composition that comprises an olefinic polymer, a flame retardant that includes a halogen-free mineral filler, and a compatibilizing agent is provided. The halogen-free mineral filler constitutes from about 20 wt. % to about 80 wt. % of the composition. The composition may exhibit a degree of water uptake of about 5 wt. % or less after being immersed in water for seven days at a temperature of 23° C.
    Type: Grant
    Filed: June 27, 2018
    Date of Patent: August 25, 2020
    Assignee: Celanese EVA Performance Polymers Corporation
    Inventors: Jeffrey Charles Haley, Nagarjuna Palyam, Christian Schneider, Chelsea Ringham
  • Publication number: 20200002368
    Abstract: Provided are certain derivatives of amphotericin B (AmB) characterized by reduced toxicity and retained anti-fungal activity. Certain of the derivatives are C16 urea derivatives of AmB. Certain of the derivatives are C3, C5, C8, C9, C11, C13, or C15 deoxy derivatives of AmB. Certain of the derivatives include C3? or C4? modifications of the mycosamine appendage of AmB. Also provided are methods of making AmB derivatives of the invention, pharmaceutical compositions comprising AmB derivatives of the invention, and methods of use of AmB derivatives of the invention.
    Type: Application
    Filed: August 2, 2019
    Publication date: January 2, 2020
    Inventors: Martin D. Burke, Stephen Davis, Brice E. Uno, Justin Struble, Ian Dailey, Kaitlyn C. Gray, David M. Knapp, Pulin Wang, Nagarjuna Palyam
  • Publication number: 20190345187
    Abstract: Provided are certain derivatives of amphotericin B (AmB) characterized by reduced toxicity and retained anti-fungal activity. Certain of the derivatives are C16 urea derivatives of AmB. Certain of the derivatives are C3, C5, C8, C9, C11, C13, or C15 deoxy derivatives of AmB. Certain of the derivatives include C3? or C4? modifications of the mycosamine appendage of AmB. Also provided are methods of making AmB derivatives of the invention, pharmaceutical compositions comprising AmB derivatives of the invention, and methods of use of AmB derivatives of the invention.
    Type: Application
    Filed: June 17, 2019
    Publication date: November 14, 2019
    Inventors: Martin D. Burke, Stephen Davis, Brice E. Uno, Justin Struble, Ian Dailey, Kaitlyn C. Gray, David M. Knapp, Pulin Wang, Nagarjuna Palyam
  • Patent number: 10323057
    Abstract: Provided are certain derivatives of amphotericin B (AmB) characterized by reduced toxicity and retained anti-fungal activity. Certain of the derivatives are C16 urea derivatives of AmB. Certain of the derivatives are C3, C5, C8, C9, C11, C13, or C15 deoxy derivatives of AmB. Certain of the derivatives include C3? or C4? modifications of the mycosamine appendage of AmB. Also provided are methods of making AmB derivatives of the invention, pharmaceutical compositions comprising AmB derivatives of the invention, and methods of use of AmB derivatives of the invention.
    Type: Grant
    Filed: October 6, 2014
    Date of Patent: June 18, 2019
    Assignee: The Board of Trustees of the University of Illinois
    Inventors: Martin D. Burke, Stephen Davis, Brice E. Uno, Justin Struble, Ian Dailey, Kaitlyn C. Gray, David M. Knapp, Pulin Wang, Nagarjuna Palyam
  • Publication number: 20190002677
    Abstract: A polymer composition that comprises an olefinic polymer, a flame retardant that includes a halogen-free mineral filler, and a compatibilizing agent is provided. The halogen-free mineral filler constitutes from about 20 wt. % to about 80 wt. % of the composition. The composition may exhibit a degree of water uptake of about 5 wt. % or less after being immersed in water for seven days at a temperature of 23° C.
    Type: Application
    Filed: June 27, 2018
    Publication date: January 3, 2019
    Inventors: Jeffrey Charles Haley, Nagarjuna Palyam, Christian Schneider, Chelsea Ringham
  • Publication number: 20160215012
    Abstract: Provided are certain derivatives of amphotericin B (AmB) characterized by reduced toxicity and retained anti-fungal activity. Certain of the derivatives are C16 urea derivatives of AmB. Certain of the derivatives are C3, C5, C8, C9, C11, C13, or C15 deoxy derivatives of AmB. Certain of the derivatives include C3? or C4? modifications of the mycosamine appendage of AmB. Also provided are methods of making AmB derivatives of the invention, pharmaceutical compositions comprising AmB derivatives of the invention, and methods of use of AmB derivatives of the invention.
    Type: Application
    Filed: October 6, 2014
    Publication date: July 28, 2016
    Applicant: The Board of Trustees of the University of Illinois
    Inventors: Martin D. Burke, Stephen Davis, Brice E Uno, Justin Struble, lan Dailey, Kaitlyn C Gray, David M Knapp, Pulin Wang, Nagarjuna Palyam
  • Publication number: 20160068656
    Abstract: Cellulose ester plastics may be formulated to have a depressed melt processing temperatures, improved heat resistance, increased mechanical stability, or some combination thereof. For example, in some instances, a cellulose ester plastic comprising: a cellulose ester at about 20% to about 90% by weight of the cellulose ester plastic; and a plasticizer that comprises a carbonate ester, a polyol benzoate, or both, wherein the plasticizer is at about 2% to about 40% by weight of the cellulose ester plastic, wherein the cellulose ester plastic is melt processable.
    Type: Application
    Filed: September 9, 2015
    Publication date: March 10, 2016
    Applicant: Celanese Acetate LLC
    Inventors: Naresh Budhavaram, Lizbeth Milward Niebla, Michael Combs, Wendy C. Bisset, Nagarjuna Palyam, Christopher McGrady, Marilyn T. Collins, Bing Lu, Adam Larkin, Syed Mazahir
  • Publication number: 20160068665
    Abstract: Cellulose ester plastics may be formulated to have a depressed melt processing temperatures, improved heat resistance, increased mechanical stability, or some combination thereof. For example, in some instances, a cellulose ester plastic may include a plasticized cellulose ester at about 1% to about 99% by weight of the cellulose ester plastic, the plasticized cellulose ester consisting of a cellulose ester at about 60% to about 90% by weight of the plasticized cellulose ester and a plasticizer at about 10% to about 40% by weight of the plasticized cellulose ester, wherein the plasticizer comprises a carbonate ester, a polyol benzoate, or both; and a thermoplastic polymer at about 1% to about 99% by weight of the cellulose ester plastic; and wherein the cellulose ester plastic is melt processable.
    Type: Application
    Filed: September 9, 2015
    Publication date: March 10, 2016
    Applicant: Celanese Acetate LLC
    Inventors: Naresh Budhavaram, Abhishek Ambekar, Michael Combs, Christopher McGrady, Adam Larkin, Bing Lu, Nagarjuna Palyam, Marilyn T. Collins, Lizbeth Milward Niebla, Wendy C. Bisset, Syed Mazahir
  • Publication number: 20160053152
    Abstract: A process for producing an anti-fog consumer product. The process comprises the steps of forming a precursor composition comprising cellulose acetate and plasticizer to yield a substantially rigid consumer product having an outer surface; and saponifying at least a portion of the substantially rigid consumer product to yield the anti-fog consumer product having a degree of substitution at the outer surface of less than 0.75.
    Type: Application
    Filed: August 14, 2015
    Publication date: February 25, 2016
    Inventors: Kevin Parker, Joanna Marshall, Naresh Budhavaram, Bing Lu, Nagarjuna Palyam, Marilyn Collins, Michael Combs, Christopher McGrady