A total of 1,338 patents were filed in 2018-19, of which 59.4 per cent were tech patents with computer technology, communication technology and AI being the top domain areas, the report said

Over 1,300 patents were filed by India firms in the US in 2018-19 across domains like pharmaceuticals, artificial inteligence, chemistry and communication technology, areport by industry body Nasscom said.

A total of 1,338 patents were filed in 2018-19, of which 59.4 per cent were tech patents with computer technology, communication technology and AI being the top domain areas, the report said.

It added that IT services companies like Tata Consultancy Services, Infosys NSE 2.38 % , Wipro NSE -0.31 % and HCL were among the top
filers.

The report is based on data extracted from Questel Orbit Patent Database as on January31, 2020 with the support of Sagacious IP.

It noted that 2018-19 data is provisional data, considering there is a window ofapproximately 18 months from the filing date to the publication date. Thus some of the patent applications filed for 2018 and 2019 may not have been published (disclosed in the public domain) yet, it added.

The provisional number for 2017-18 was 1,287. Among the non-tech patents (40.6 per cent) in 2018-19, the top domain areas were chemistry and chemical compositions, pharmaceuticals, and mechanical and structural inventions. The top filers included Reliance Industries NSE 3.39 % Ltd, Sun Pharma, Welspun and Hindustan Petroleum NSE 3.70 % Corporation Ltd.