F. HOFFMANN-LA ROCHE AG & ANR. vs NATCO PHARMA LIMITED

Judgment text excerpt

$~ * IN THE HIGH COURT OF DELHI AT NEW DELHI Reserved on: 29 May 2025 Pronounced on: 9 October 2025 + FAO(OS) (COMM) 43/2025, CM APPL. 17608/2025, CM APPL. 17609/2025, CM APPL. 17610/2025, CM APPL. 17611/2025, CM APPL. 17612/2025, CM APPL. 17613/2025 & CM APPL. 17614/2025 F. HOFFMANN-LA ROCHE AG & ANR. .....Appellants Through: Mr. Sandeep Sethi, Sr. Adv. with Mr. Pravin Anand, Ms. Archana Shanker, Mr. Shrawan Chopra, Ms. Prachi Agarwal, Mr. Devinder Rawat, Mr. Achyut Tewari, Ms. Elisha Sinha, Ms. Krisha Baweja, Mr. Aayush Maheshwari, Mr. N. Mahabir, Ms. Shreya Sethi and Mr. Sumer Seth, Advs. versus NATCO PHARMA LIMITED .....Respondent Through: Mr. J. Sai Deepak, Sr. Adv. with Mr. Afzal B. Khan, Mr. Samik Mukherjee, Mr. Dominic Alvares, Ms. Amrita Majumdar, Mr. Avinash K. Sharma and Mr. Sharad Besoya, Advs. Mr. Sethi Grover, Sr. Adv. with Mr. Varun Jain and Mr. Rohin Bhatt, Advs. for Intervener Ms. Rajeshwari H., Ms. Purva Mittal and Mr. Tahir A. J., Advs. for Intervener CORAM: HON'BLE MR. JUSTICE C. HARI SHANKAR HON'BLE MR. JUSTICE AJAY DIGPAUL JUDGMENT % 09.10.2025 Signature Not Verified Digitally Signed By:AJIT KUMAR FAO(OS) (COMM) 43/2025 Page 1 of 36 Signing Date:09.10.2025 22:39 C. HARI SHANKAR, J. Facilitative Index to the Judgment S.No. Particulars Para Nos 1 The lis 1–4 2 The Statutory Conspectus 5 – 10 3 Facts and the Controversy 11 – 16 4 Our View 17 – 17.3 5 Analysis 6 Re. Section 64(1)(e), the findings of the 19 – 19.12.3 learned Single Judge, and our view thereon 7 Re. aspect of coverage of Risdiplam in the 19.7 – 19.7.9 Markush structure claim in the genus patents WO‘916/US‘955 8 The decision in Astrazeneca 19.7.2 – 19.7.2.8 9 Re. disclosures in US PTE Application 19.8 – 19.8.2 10 Re. the US Orange Book 19.9 11 Re. communication dated 9 February 2023 19.10