PTAB Invalidates Claims In Amsted Railcar Patent
                      
                By Andrew Karpan · July 19, 2024,  6:31 PM EDT
            
                      
                          The Patent Trial and Appeal Board has wiped out several claims in an Amsted Rail Co. Inc. patent covering a way of monitoring the performance of railcars, after the patent had become...
                      
                      
                      To view the full article, register now.