I saw an auction on ebay for the domain Yahoo.is. I think there will be Trade Mark issue. Current price is $100,000.
Here is the ebay link
<!-- m --><a class="postlink" href="http://cgi.ebay.com/Domain-for-sale-yahoo-is_W0QQcmdZViewItemQQcategoryZ3767QQihZ007QQitemZ170182994243QQrdZ1">http://cgi.ebay.com/Domain-for-sale-yah ... 4243QQrdZ1</a><!-- m -->
Here is the ebay link
<!-- m --><a class="postlink" href="http://cgi.ebay.com/Domain-for-sale-yahoo-is_W0QQcmdZViewItemQQcategoryZ3767QQihZ007QQitemZ170182994243QQrdZ1">http://cgi.ebay.com/Domain-for-sale-yah ... 4243QQrdZ1</a><!-- m -->