Nothing to so with trademarks but I thought I would share this with you.   Here is a link to Time Magazine’s digital archive, an article entitled the Top 50 Cyber Elite of 1998.  No. 11 is Bernie Ebbers.  The last lines are:

Though some are hesitant about the performance of the new MCI-WorldCom, company earnings have increased at least 20%.  WorldCom is here to stay. It’s a smart addition to any portfolio.