"Oxidation of an Arylalkyl or its Derivatie to its Corresponding Carbonyl or Carboxylic Acid " D. K. Chand and P. Thiruvengetam, (Granted, Patent No. 398304, Date of Grant. 01.06.2022), 2023

"A metallomicellar catalyst for sulfoxidation reactions in aqueous medium and desulfurization of model diesel under aerobic conditions" D. K. Chand, P. Sunani and P. Thiruvengetam, (Indian Patent Application No.: 202341024825, Filed on: March 31, 2023), 2023

"Green Approach for Oxidation of Activated Alcohols in Water Using a Molybdenum Based Metallomicellar Catalyst" D. K. Chand and P. Thiruvengetam, (Granted, Patent No. 398304, Date of Grant. 08.12.2021), 2021

"Sulfoxidation Catalysts and Methods of their Preparation and Use" D. K. Chand and R. D. Chakravarthy, Indian Patent (First Filing Applied on Oct 2013) 4639/CHE/2013 (Publication No. IN4639CHE2013); PCT Patent (Counterpart filing, Applied on Sep 2014) PCT/IB2014/064308. (Pub. No. WO/2015/056117, Publication Date: 23.04.2015) US Patent No. US9,982,002 ; Date of Patent: May 29, 2018., 2018