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IP Case Law › Patents › E.R. Squibb and Sons, LLC & Ors. v. Zydus Lifesciences Limit…

Patents Ragulika IP case note

E.R. Squibb and Sons, LLC & Ors. v. Zydus Lifesciences Limited

CourtDelhi High Court
BenchHon'ble Justice Mini Pushkarna
Case numberCS(COMM) 376/2024 and I.A. 10533/2024
CitationCS(COMM) 376/2024
Judgment date18 July 2025
IP categoryPatents
PartiesE.R. Squibb and Sons, LLC & Ors. (Plaintiffs) v. Zydus Lifesciences Limited (Defendant)

Relevant Acts and provisions

Patents Act, 1970

Section 107Section 107ASection 108Section 48Section 64

Provisions considered: Sections 48, 64, 107, 107A and 108 of the Patents Act, 1970, in a quia timet action concerning a biosimilar.

Brief facts

E.R. Squibb and Sons and its group companies, patentees of an Indian patent for monoclonal antibodies used in a cancer immunotherapy drug, filed a quia timet suit against Zydus Lifesciences to restrain manufacture and sale of a biosimilar.

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Keywords

Biotechnology Interim Injunction Patent Infringement Pharmaceutical Patent Pre-grant Opposition

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