A patentable invention must be new, useful and non- obvious. If an invention is new it is said to have novelty. An invention can be new but not patentable if it is an obvious improvement over the prior art.
A patentable invention must be new, useful and non- obvious. If an invention is new it is said to have novelty. An invention can be new but not patentable if it is an obvious improvement over the prior art.