EnCirca’s TM.biz is an all in one stop for trademark owners. The site offers three main services – 1. TM.Biz Watch Service – Sends you email alerts when someone reserves your trademark as a username at over 500 social networks. 2. TM.Biz Search Service – With a free account you can search your entire trademark portfolio for free against the top 500 social networks. 3. TM.Biz Reserve Service – TM.biz will reserve your trademark on the top 500 social networking sites.
This all encompassing TM site is a good alternative for those domainers searching for active trademarks too. Great site, I love the domain they chose to use as well.