Originally Posted by PornCious

I just realized that the term "PornTube" is a registered trademark of PornTube.com. If your tube domain name has this term(or planning to buy domain with this term), PornTube might sue you to transfer your domain to them. It is a fact!

Case:
Tenza Trading Ltd. vs. Calista Enterprises Ltd.

I thought i would share this here with other tube owners or those who are using this term unknowingly. FYI, PornTube may not send you a formal notice about the trademark violation.