PTAB Trims Fitbit Calorie-Tracking Patent In Philips IP Feud

By Britain Eakin (August 16, 2022, 6:47 PM EDT) -- The Patent Trial and Appeal Board has invalidated eight claims in a Fitbit patent that covers tracking calorie burn, but said 12 other claims weren't shown to be invalid by Philips North America LLC, which challenged the patent after it was accused of infringing it....

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