Kastner v Rizla Ltd and Another: CA 23 Jun 1995

Patent specification construction to be purposive- following ‘Catnic’.


Times 23-Jun-1995, [1995] RPC 585


Patents Act 1977, European Patents Convention 1973


England and Wales

Cited by:

CitedRocky Mountain Traders Limited and Hewlett Packard Gmbh; Westcoast Limited and Fellowes Manufacturing (UK) Limited CA 20-Dec-2000
The claimant appealed an order finding its patents for mechanisms for labelling CDs invalid for obviousness.
Held: the judge had applied the correct tests for obviousness, and the view taken by the judge of the expert evidence was not open to . .
Lists of cited by and citing cases may be incomplete.

Intellectual Property

Updated: 21 January 2023; Ref: scu.82677