January 23, 2015
Groupon Inc. and other companies have urged a Texas federal judge to maintain a stay put in place pending appeals of the outcome of a review that invalidated most claims at the center of Blue Calypso Inc.'s consolidated suits accusing the companies of infringing its peer-to-peer advertising patents.
October 03, 2013
A Texas federal judge has refused to change the location of digital marketing company Blue Calypso Inc.'s suit claiming Groupon Inc. infringed its patents related to peer-to-peer advertising technology, saying Groupon hadn't proved Illinois would be a more convenient venue.