Allied Chemical Corporation v Commissioner of Patents - [1970] NZLR 166

Patents — Specifications — Complete specifications — Convention application based on second of two U.S. applications — First one out of time — Second one extended the range claimed — New Zealand application disclaiming the first but claiming full range of the second — Whether claim "fairly based" - Whether "clear and succinct" - Patents Act 1953, ss. 4(2), 7(2), 10(4), 11(4), 12(2).