Australia best methoddivisional applicationsspecification

NOCO Company v Brown and Watson International Pty Ltd

[2026] FCAFC 44

JurisdictionAustralia

CourtFederal Court of Australia (Full Court)

Year2026

StatusBinding authority

Key Principle

The relevant date for assessing whether a patentee has disclosed the best method of performing the invention under s 40(2)(aa) of the Patents Act 1990 (Cth) is the date of filing the complete specification of the patent in suit, including a divisional application, and not the filing date of any earlier parent or PCT application.

Area of Law

General

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