April 06, 2021
After the Federal Circuit told the Patent Trial and Appeal Board to take another look at a patent for monitoring information such as blood oxygen level and heart rate, the board has struck down more claims, in a victory for Fitbit Inc.
August 07, 2018
The U.S. Patent Trial and Appeal Board on Monday largely handed Apple Inc. and Fitbit Inc. a win in their effort to invalidate a heart rate sensor patent owned by Valencell Inc., finding all but three of 13 claims unpatentable as obvious in light of prior art.