Patents by Inventor Jagadeeswara Rao Dadi

Jagadeeswara Rao Dadi 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
  • Process for the preparation and particle size reduction of pirfenidone
    Patent number: 11066368
    Abstract: The present invention relates to an improved process for the preparation of pure pirfenidone having a particular particle size distribution, a crystalline form of pirfenidone, and pharmaceutical compositions thereof, as well as methods for particle size reduction of pirfenidone, and methods for particle size reduction of pirfenidone by wet milling techniques using colloid mill, ultrasonicator, or high speed homogenizer devices.
    Type: Grant
    Filed: July 11, 2018
    Date of Patent: July 20, 2021
    Assignee: Laurus Labs Limited
    Inventors: Ravindra Babu Bollu, Venkata Pramod Kumar Mandadapu, Venkata Sunil Kumar Indukuri, Satyanarayana Chava, Tirumala Rao Galla, Jagadeeswara Rao Dadi, Uma Maheswer Rao Vasireddi