* IN THE HIGH COURT OF DELHI AT NEW DELHI % Judgment delivered on: 17.04.2026 + C.A.(COMM.IPD-PAT) 488/2022 NIPPON STEEL CORPORATION .....Appellant versus THE CONTROLLER OF PATENTS .....Respondent Advocates who appeared in this case:

For the Petitioner : Mr. Vineet Rohilla and Mr. Rohit Rangi, Advocates.

For the Respondents : Mr. Sumit Nagpal, SPC with Mr. Tanmay Saini and Mr. Kunal Khurana, Advocates.

CORAM:

HON’BLE MR. JUSTICE TUSHAR RAO GEDELA

J U D G M E N T

TUSHAR RAO GEDELA, J. (ORAL)

1. The present appeal has been filed under Section 117A(2) of the Patents Act, 1970 (hereinafter referred to as ‘the Act’) seeking inter alia quashing and setting aside of the Order dated 26.05.2020 issued by the respondent refusing appellant’s patent application no.10182/DELNP/2012 (hereinafter referred to as ‘subject application’).

2. The appellant had filed a Japanese Application no. 2010-119482 on 25.05.2010 before the Japanese Patent Office. On 19.05.2011, the PCT International Application no. PCT/JP2011/061510 was filed by the appellant. On 23.11.2012, the Indian application no. 10182/DELNP/2012 was filed before the Indian Patent Office, Delhi. The request for examination was filed by the appella