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Troutman Sanders LLP: Judge Spencer Finds Slow Cooker Patent Invalid Based on "New Matter" and On-Sale Bar Defenses

By Dabney Carr In a July 13 decision found here , Judge Spencer held on summary judgment that Hamilton Beach's patent on a clip to prevent the lid of a slow cooker from sliding off during transportation was invalid based on Sunbeam's "new matter" defense and held in the alternative...