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What about existing patents, can they be challenged with prior art too?
by kristaps 14y ago
What about existing patents, can they be challenged with prior art too?
- laserDinosaur 14y agohttp://patents.stackexchange.com/questions/191/can-we-not-invalidate-older-patents-i-e-world-inc-vs-blizzard-entertainment http://patents.stackexchange.com/questions/191/can-we-not-in...