If you use assistive technology (such as a screen reader) and need a
version of this document in a more accessible format, please email firstname.lastname@example.org.
Please tell us what format you need. It will help us if you say what assistive technology you use.
Patent decision: O/107/91 in the matter of a reference under section 12 (1)(a) by A Kastner in respect of European Patent application no 85304051.7 in the name of Rizla Limited dated 10 September 1991.