MUMBAI, India, Jan. 9 -- Intellectual Property India has published a patent application (202531130279 A) filed by National Institute Of Technology, Rourkela, Orissa, on Dec. 22, 2025, for 'tapping device for harvesting sap.'

Inventor(s) include Singh, Mr. Chingakham Ngotomba; Niranjan, Mr. Thota; and Dwivedi, Prof. Madhuresh.

The application for the patent was published on Jan. 9, under issue no. 02/2026.

According to the abstract released by the Intellectual Property India: "Embodiments herein discloses an automatic device (100) for harvesting palmyra sap, comprising a climbing subunit (I) with climbing mechanism configured with a circular platform (II) with climbing wheels adapted to securely grip and move along the palmyra tree trunk, a cutting subunit (III) with cutting mechanism comprising a high-speed inclined rotating blades (III)(j) for even and clean cutting of palmyra inflorescences, a soft fiber brush (III)(k) rotating simultaneously to clean the blades while cutting the palmyra inflorescence, an optical sensor positioned to detect the location of the palmyra inflorescence and a sap collection subunit (IV) comprising a collection container (IV)(a) integrated with a Peltier-based cooling system to maintain freshness and nutritional quality of the extracted palmyra sap and a level sensor to automatically monitor and detect sap level and opening an outlet valve to be transfer the sap through a RO pipe to a ground-level storage unit."

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