Tivo has won at least round one of two patent cases it has going against Comcast, and its Xfinity set top boxes. It has a NY Court patent abuse case, but this ITC complaint which is almost identical, had the additional power of blocking the import of Xfinity X1 set top boxes, and it has delivered on that. All of this relates to the traditional TV guide patents which TiVo inherited from Gemstar, and which came via the Rovi half of the merger to form the new TiVo last year. The likely outcome is that Comcast will have to step away from this particular attempt to get out of the long standing patent agreements it has had with TiVo, and…