REDDY PHARMACEUTICALS vs DR. REDDY'S LABORATORIES

$~ * IN THE HIGH COURT OF DELHI AT NEW DELHI Judgment reserved on: 13.02.2026 Judgment pronounced on: 18.05.2026 RFA(OS) 138/2013 REDDY PHARMACEUTICALS .....Appellant Through: Mr. Chander M. Lall, Sr. Adv. with Ms. Arushi Singh, Ms. Annanya Mehan, Ms. Manviya Arun, Mr. Prabhjyot Singh and Ms. Amrisha Kumari, Advs. versus DR. REDDY'S LABORATORIES .....Respondent Through: Ms. Swathi Sukumar, Sr. Advocate with Mr. Ranjan Narula, Mr. Shakti Priyan Nair and Mr. Parth Bajaj, Ms. Rishika Aggarwal and Mr. Ritik Raghuwanshi, Advs. W.P.(C) 654/2014 REDDY PHARMACEUTICALS LTD. .....Petitioner Through: Mr. Chander M. Lall, Sr. Adv. with Ms. Arushi Singh, Ms. Annanya Mehan, Ms. Manviya Arun, Mr. Prabhjyot Singh and Ms. Amrisha Kumari, Advs. versus DR. REDDYS LABORATORIES LTD. AND ANR .....Respondents Through: Ms. Swathi Sukumar, Sr. Advocate with Mr. Ranjan Narula, Mr. Shakti Priyan Nair and Mr. Parth Bajaj, Ms. Rishika Aggarwal and Mr. Ritik Raghuwanshi, Advs. CORAM: HON'BLE MR. JUSTICE C.HARI SHANKAR HON'BLE MR. JUSTICE OM PRAKASH SHUKLA JUDGMENT % 18.05.2026 1. BACKGROUND OF THE DISPUTE 2. 2. THE LIS 3. 3. PLAINT 6. 4. WRITTEN STATEMENT 11. 5. REPLICATION 18. 6. IMPUGNED JUDGMENT 20. CS(OS) 2