Patents by Inventor Rajagopala Reddy Duvvuru

Rajagopala Reddy Duvvuru 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).

  • Synthesis of coelenterazine
    Patent number: 11939332
    Abstract: Disclosed herein are synthesis methods for coelenterazine. Also disclosed are articles including the coelenterazine and coelenterazine derivatives. Representative absorbent articles include disposable diapers and adult incontinence products.
    Type: Grant
    Filed: November 4, 2020
    Date of Patent: March 26, 2024
    Assignee: INTERNATIONAL PAPER COMPANY
    Inventors: Rajagopala Reddy Duvvuru, Rama Bhatt, Anil Kumar
  • Synthesis of coelenterazine synthesis intermediate
    Patent number: 11926624
    Abstract: Disclosed herein are synthesis methods for coelenterazine and intermediates. Also disclosed are articles including the coelenterazine and coelenterazine derivatives. Representative absorbent articles include disposable diapers and adult incontinence products.
    Type: Grant
    Filed: June 23, 2021
    Date of Patent: March 12, 2024
    Assignee: INTERNATIONAL PAPER COMPANY
    Inventor: Rajagopala Reddy Duvvuru
  • SYNTHESIS OF COELENTERAZINE SYNTHESIS INTERMEDIATE
    Publication number: 20210332044
    Abstract: Disclosed herein are synthesis methods for coelenterazine and intermediates. Also disclosed are articles including the coelenterazine and coelenterazine derivatives. Representative absorbent articles include disposable diapers and adult incontinence products.
    Type: Application
    Filed: June 23, 2021
    Publication date: October 28, 2021
    Applicant: INTERNATIONAL PAPER COMPANY
    Inventor: Rajagopala Reddy Duvvuru
  • Synthesis of coelenterazine
    Patent number: 11078200
    Abstract: Disclosed herein are synthesis methods for coelenterazine. Also disclosed are articles including the coelenterazine and coelenterazine derivatives. Representative absorbent articles include disposable diapers and adult incontinence products.
    Type: Grant
    Filed: April 17, 2020
    Date of Patent: August 3, 2021
    Assignee: INTERNATIONAL PAPER COMPANY
    Inventor: Rajagopala Reddy Duvvuru
  • Synthesis of coelenterazine
    Patent number: 11008326
    Abstract: Disclosed herein are synthesis methods for coelenterazine. Also disclosed are articles including the coelenterazine and coelenterazine derivatives. Representative absorbent articles include disposable diapers and adult incontinence products.
    Type: Grant
    Filed: June 28, 2019
    Date of Patent: May 18, 2021
    Assignee: International Paper Company
    Inventors: Rajagopala Reddy Duvvuru, Rama Bhatt, Anil Kumar
  • SYNTHESIS OF COELENTERAZINE
    Publication number: 20210070762
    Abstract: Disclosed herein are synthesis methods for coelenterazine. Also disclosed are articles including the coelenterazine and coelenterazine derivatives. Representative absorbent articles include disposable diapers and adult incontinence products.
    Type: Application
    Filed: November 4, 2020
    Publication date: March 11, 2021
    Applicant: International Paper Company
    Inventors: Rajagopala Reddy Duvvuru, Rama Bhatt, Anil Kumar
  • Synthesis of coelenterazine
    Patent number: 10906911
    Abstract: Disclosed herein are synthesis methods for coelenterazine. Also disclosed are articles including the coelenterazine and coelenterazine derivatives. Representative absorbent articles include disposable diapers and adult incontinence products.
    Type: Grant
    Filed: June 28, 2019
    Date of Patent: February 2, 2021
    Assignee: International Paper Company
    Inventors: Rajagopala Reddy Duvvuru, Rama Bhatt, Anil Kumar
  • SYNTHESIS OF COELENTERAZINE
    Publication number: 20200239471
    Abstract: Disclosed herein are synthesis methods for coelenterazine. Also disclosed are articles including the coelenterazine and coelenterazine derivatives. Representative absorbent articles include disposable diapers and adult incontinence products.
    Type: Application
    Filed: April 17, 2020
    Publication date: July 30, 2020
    Inventor: Rajagopala Reddy Duvvuru
  • SYNTHESIS OF COELENTERAZINE
    Publication number: 20200002344
    Abstract: Disclosed herein are synthesis methods for coelenterazine. Also disclosed are articles including the coelenterazine and coelenterazine derivatives. Representative absorbent articles include disposable diapers and adult incontinence products.
    Type: Application
    Filed: June 28, 2019
    Publication date: January 2, 2020
    Applicant: International Paper Company
    Inventors: Rajagopala Reddy Duvvuru, Rama Bhatt, Anil Kumar