Patents by Inventor Sridhar Tummu

Sridhar Tummu 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).

  • Process for preparation of 2-Amino-5-hydroxy propiophenone
    Patent number: 11434196
    Abstract: The present invention relates to a process for preparation of 2-Amino-5-hydroxy propiophenone, a key intermediate for the synthesis of camptothecin analogs including 7-Ethyl-10-hydroxycamptothecin (SN-38).
    Type: Grant
    Filed: January 14, 2020
    Date of Patent: September 6, 2022
    Assignee: Laurus Labs Limited
    Inventors: Uma Maheswer Rao Vasireddi, Venkata Ramana Kintali, Jagadeeswara Rao Dadi, Raj Koti Katkuri, Sridhar Tummu
  • PROCESS FOR PREPARATION OF 2-AMINO-5-HYDROXY PROPIOPHENONE
    Publication number: 20220081388
    Abstract: The present invention relates to a process for preparation of 2-Amino-5-hydroxy propiophenone, a key intermediate for the synthesis of camptothecin analogs including 7-Ethyl-10-hydroxycamptothecin (SN-38).
    Type: Application
    Filed: January 14, 2020
    Publication date: March 17, 2022
    Inventors: Uma Maheswer Rao Vasirredi, Venkata Ramana Kintali, Jagadeeswara Rao Dadi, Raj Koti Katkuri, Sridhar Tummu