GNOME versus Groupon

"It remains to be seen if Groupon will indeed follow through on its commitment to rename the offending goods and services, but it would seem difficult for the company to back out now."

As far as I can see Groupon made the first step if I interpret the USPTO site correctly [1]:
> [Prosecution History]
> Nov. 11, 2014 TEAS EXPRESS ABANDONMENT RECEIVED

[1] http://tsdr.uspto.gov/#caseNumber=86227618&caseType=S...