Last I looked IDCC has sent out about 8 notices and follow ups, and has been willing to work with "willing licensees"....the 10q has stated the litigation....Texas A&M sues 1000's of farmers in the wheat states for infringing on its "wheat GMO" , most are settled out of court but poor farmers are beat to a "kernel" over trolls in agriculture...all the technology developed at tax payer subsidized schools and then turned on producers...
Data: In regard to "sitting" on notices of infringement, depending on the circumstance, if a company does not initiate a patent infringement case within specified time frames after notice of infringement was given, laches and/or equitable estoppel can be valid defenses against the suit. For a brief summary see:
Although not a patent infringement issue, in the ITC 613 case Nokia wanted the investigation suspended and arbitration initiated. Judge Batts ruled for Nokia, but was reversed by the 2nd Circuit because:
“(1) the time elapsed from when litigation was commenced until the request for arbitration; (2) the amount of litigation to date, including motion practice and discovery; and (3) proof of prejudice,”