WIRTGEN GMBH vs CONTROLLER GENERAL OF PATENTS, DESIGNS AND TRADEMARKS AND ORS

$~ * IN THE HIGH COURT OF DELHI AT NEW DELHI Reserved on: 20.11.2025 Date of Decision: 23.03.2026 Judgment uploaded on: As per digital signature C.A.(COMM.IPD-PAT) 306/2022 WIRTGEN GMBH .....Appellant Through: Mr. Rohit Rangi, Mr. Vineet Rohilla, Mr. Debashish Banerjee, Mr. Pankaj Soni & Mr. Ankush Verma, Advs. versus CONTROLLER GENERAL OF PATENTS, DESIGNS AND TRADEMARKS AND ORS .....Respondents Through: Ms. Nidhi Raman, CGSC with Mr. Om Ram, Mr. Arnav Mittal and Mr. Mayank Sansanwal, Advs. % CORAM: HON'BLE MS. JUSTICE MANMEET PRITAM SINGH ARORA JUDGMENT MANMEET PRITAM SINGH ARORA, J: 1. This is an appeal under Section 117A of the Patents Act, 1970 (‘the Patents Act’), challenging the order dated 25.11.2019 (‘impugned order’) passed by the Assistant Controller of Patents and Designs/Respondent No. 2 in Indian Patent Application number 2874/DEL/2010 filed on 03.12.2010 (‘Subject Patent Application’) for the invention titled ‘BIT HOLDER AND BASE PART FOR RECEIVING A BIT HOLDER’. 2. Brief facts necessary for deciding the present appeal are set out below: 3. The Appellant/Wirtgen GMBH filed the Subject Patent Application on 03.12.2010 as a convention application claiming priority from