A patent validity case addressing the application of the obviousness and novelty tests under the Patents Act 1952-1954 (Cth), including the proper approach to common general knowledge and the mosaic of prior publications.
Later decisions that cite HPM Industries Pty Ltd v Gerard Industries Ltd
Decisions cited by HPM Industries Pty Ltd v Gerard Industries Ltd
H.P.M. INDUSTRIES PTY. LTD. v. GERARD INDUSTRIES LTD. [1957] HCA 47; (1957) 98 CLR 424
Patent
High Court of Australia
Williams J.(1)
CATCHWORDS
Patent - Suit for infringement - Counterclaim for revocation - Validity - Inventiveness - Novelty - Subject matter - Obviousness - Public general knowledge - Common general knowledge - Mosaic of prior publications - Patents Act 1952- 1954, ss. 100-105, 113.
HEARING
Sydney, 1957, June 11, 12; July 5. 5:7:1957DECISION
Clark v. Adie (1877) 2 App Cas 315