The most practical version of the WORLD PATENT SYSTEM is perm do both

The international intellectual property system is expanding rapidly, yet it is at a point where its future remains undetermined. Although there has been wide disagreement over where the balance should be struck, the future standards are likely to fall somewhere in the middle—between what developed countries desire and what less developed countries can afford. Although some commentators have argued that less developed countries will eventually make a transition to become developed countries, it is premature to assume that less-developed countries, once developed, will always want the existing international intellectual property system. There is a good chance that they may want or need something rather different!