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Exactly that. You cannot invent (patent) something that has already been invented. Now you could go ahead and invent (patent) something that builds on his ideas
by josho 12y ago
Exactly that. You cannot invent (patent) something that has already been invented. Now you could go ahead and invent (patent) something that builds on his ideas, as long as those ideas are a novel addition (not an obvious next step).
- lnanek2 12y agoIsn't it first to file nowadays, not first to invent? Not that there aren't shipping phones and other devices with this already anyway.