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          I need to read this more deeply but, on first skim, it seems like the infringement expert may have been falling victim to the concept fallacy. The accused products just don't look the same as the claimed designs, even if they feature an "hourglass shape."
      
        
          This one was issued to a different patentee this week: 
      
        https://twitter.com/patentlyo/status/1565442286510538754I do think that comparison art should be limited; it shouldn't be "anything goes." The question is where that limit should be. I think it should mirror the question of scope.
        
          As others have pointed out, there may be some prior art issues here: https://twitter.com/LangeAlexandra/status/1471921272821067777
        
          By the way, this is not how design patent invalidity works: 
      
        https://twitter.com/reckless/status/1305595217219813383The courts have ruled that product shapes can be registered as trademarks. Once so registered, copycat designs can qualify as "counterfeits"--again, even if the labeling is clear and non-deceptive.
        
          A lot of cases still parrot the old "total image" type language but: (1) either that language was never correct; or (2) something very fundamental has changed.
      
        https://twitter.com/GeorgeRaynal/status/1055146145394163712If SCOTUS had stayed out of #appsung, we'd be stuck with the insane (and ahistorical) Apple/Nordock rule.