Search Indian IP Case Law
Judgments of the Supreme Court and the High Courts on patents, trade marks, copyright, designs and geographical indications — organised by Act and section, each with a link to the judgment on the court’s website.
5 results
for “Known Substance”
Array Biopharma Inc v. Deputy Controller of Patents and Designs
A combination of distinct and independent active drugs, each with its own chemical identity and mechanism, does not fall under the Section 3(d) bar for derivatives of known substances. Using phrases such as 'for simultaneous, sepa…
Inventive StepMethod of TreatmentPharmaceutical CombinationPrior ArtPatentsF. Hoffmann-La Roche Ltd. & Anr. v. Cipla Ltd.
A patent claim for a chemical compound is not to be narrowed to a specific polymorphic or crystalline form merely because the specification discusses particular polymorphs, where the claim itself is drafted broadly to cover the co…
Claim ConstructionPatent InfringementPharmaceutical PatentPolymorphPatentsIntra-Cellular Therapies, Inc. v. The Controller of Patents
Although the deuterated compound demonstrated approximately 72% higher parent-drug exposure in the blood, the comparative studies showed substantially similar pharmacological activity between the deuterated and non-deuterated comp…
Deuterated CompoundsHeterocycle-fused Gamma-carbolinesParent Drug ExposurePharmacological ActivityPatentsNovartis AG v. Union of India & Ors.
Section 3(d) of the Patents Act, 1970 imposes a distinct and higher threshold of patentability for new forms of known substances, over and above the ordinary tests of novelty and inventive step. A new form of a known substance mus…
EfficacyEvergreeningInventive StepKnown SubstancePatentsSyngenta Participations AG v. Controller of Patents and Designs
Under Section 3(d) of the Patents Act, 1970, efficacy is not a fixed, uniform standard confined to therapeutic effect; its content depends on the field of the invention. For an agrochemical compound, a new polymorphic form demonst…
EfficacyInventive StepPatent ProsecutionPrior Art