Does "twitter" infringe "twitters" trademark ?

Attorney Juo is right: no one can answer your question without more facts. If you want to know how a court would reason through this issue read...

Can some one regester the name " Comfort Cross" this is a very common name

Why you let someone intimidate you into changing the name of your product is beyond me. But you did. You changed from COMFORT CROSS to OLIVE WOOD...

Q: "I am curious if simply putting ["WIU" or "Western Illinois University" or "Western Illinois"] on a shirt would be a copyright or trademark...

Do I have any right to file suit for royalties in a film I acted in as a child?

Your description of the facts is indecipherable. I suggest that you devote the time to lay out the facts simply, clearly and chronologically. And...

What is the best way to register a vocal group name?

You need to read a few books about the music business before even thinking about going down this road: http://goo.gl/0ucGK .

Copyright Infringement in Canada.

The general rule is that you must sue a company (1) where it has its principal place of business or (2) where it consistently engages in business. ...

Wall vinyl quotes

I have a different take. The general rule is that publishing short quotes created by others is lawful -- even when put on products [such as...

Copyright claim against a small restaurant playing music

I am no fan of the recording industry's efforts to enforce its sound recording copyrights but, in this case, I have a very hard time believing this...

The issue is whether publishing 10 - 15 consecutive words from the totality of a song's lyrics infringes the copyright in those lyrics. I have a...

I see tv shows with my name and a toy company with my name, Do I have a right to sue?

No, you do NOT have a right to sue (contrary to my colleague's assertion) because you have no claim to sue upon. Before anyone files a...