MUMBAI, India, June 20 -- Intellectual Property India has published a patent application (202321084015 A) filed by Aarti Pharmalabs Limited, Vapi, Gujarat, on Dec. 8, 2023, for 'process for the preparation of montelukast using anti-solvent crystallization method.'

Inventor(s) include Salvi, Narendra Jagannath; Patravale, Bharatkumar Surendra; Gurav, Ravindra Govind; Patil, Harish Shivaji; and Kalange, Akshay Nitin.

The application for the patent was published on June 20, under issue no. 25/2025.

According to the abstract released by the Intellectual Property India: "Provided is process for the preparation of solid active pharmaceutical ingredient, such as montelukast sodium, using anti-solvent crystallization method."

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