Intellectual Property India Publishes Patent Application for 'A Process To Recover L-Lactic Acid From A Filtrate From A Bioreactor' Filed by Indian Oil Corporation Limited; and Department Of Biotechnology

MUMBAI, India, Sept. 5 -- Intellectual Property India has published a patent application (202421011931 A) filed by Indian Oil Corporation Limited; and Department Of Biotechnology, Maharashtra, on Feb. 20, 2024, for 'a process to recover l-lactic acid from a filtrate from a bioreactor.'

Inventor(s) include Satlewal, Alok; Chauhan, Prakram Singh; Agrawal, Ruchi; Kumar, Ravindra; and Gupta, Ravi Prakash.

The application for the patent was published on Sept. 5, under issue no. 36/2025.

According to the abstract released by the Intellectual Property India: "The present disclosure generally relates to a novel process to recover L-Lactic acid from the fermentation broths using a Bis(2-ethylhexyl)amine based reactive extractant with a synergistic mixture of cheap organic solvents via phase partitioning method and homogenization. At optimized process conditions 92% lactic acid is recovered with 98% purity as confirmed by 1H-NMR. Recycling of amines extractant and organic solvents is additional advantage of this process for its application at commercial scale."

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