Singapore legislation
Section 37
Section 37
Patent not to be impugned for lack of unity
No person may in any proceeding object to a patent or to an amendment of a specification of a patent on the ground that the claims contained in the specification of the patent, as they stand or (as the case may be) as proposed to be amended, relate —
(a)
to more than one invention; or
(b)
to a group of inventions which are not so linked as to form a single inventive concept.