Patents by Inventor Ramar Padmanabhan

Ramar Padmanabhan 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).

  • Chemical synthesis of with enrichment of ()-
    Patent number: 7667034
    Abstract: This invention relates to an improved process for the industrial manufacture of S-adenosyl-L-methionine (SAMe) of formula (I), which consists of stereo-selective methylation of S-adenosyl-L-homocysteine (SAH) with the enrichment of active (S,S)-isomer.
    Type: Grant
    Filed: June 22, 2005
    Date of Patent: February 23, 2010
    Assignee: Orchid Chemicals & Pharmaceuticals Limited
    Inventors: Udayampalayam Palanisamy Senthilkumar, Ramar Padmanabhan, Venugopal Sivasankaran, Singaravel Mohan
  • Chemical Synthesis Of S-Adenosyl-L-Methionine With Enrichment Of (S,S)-Isomer
    Publication number: 20080103303
    Abstract: This invention relates to an improved process for the industrial manufacture of S-adenosyl-L-methionine (SAMe) of formula (I), which consists of stereo-selective methylation of S-adenosyl-L-homocysteine (SAH) with the enrichment of active (S,S)-isomer.
    Type: Application
    Filed: June 22, 2005
    Publication date: May 1, 2008
    Applicant: Orchid Chemicals & Pharmaceuticals Limited
    Inventors: Udayampalayam Palanisamy Senthilkumar, Ramar Padmanabhan, Venugopal Sivasankaran, Singaravel Mohan
  • Chemical synthesis of S-adenosyl-L-methionine with enrichment of (S,S)-isomer
    Patent number: 6881837
    Abstract: This invention relates to the production of S-adenosyl-L-methionine by means of a chemical process wherein enrichment of the bioactive (S,S)-isomer is achieved. The process is simple, efficient, economical and reproducible on large scale.
    Type: Grant
    Filed: June 7, 2001
    Date of Patent: April 19, 2005
    Assignee: Orchid Chemicals & Pharmaceuticals Ltd.
    Inventors: Pandurang Balwant Deshpande, Udayampalam Palanisamy Senthilkumar, Ramar Padmanabhan
  • Chemical synthesis of S-adenosyl-L-methionine with enrichment of ( S,S)-isomer
    Publication number: 20020188116
    Abstract: This invention relates to the production of S-adenosyl-L-methionine by means of a chemical process wherein enrichment of the bioactive (S,S)-isomer is achieved. The process is simple, efficient, economical and reproducible on large scale.
    Type: Application
    Filed: June 7, 2001
    Publication date: December 12, 2002
    Inventors: Pandurang Balwant Deshpande, Udayampalam Palanisamy Senthilkumar, Ramar Padmanabhan