The trademark-owner who stole Pi

[Underseer]

http://jezkemp.blogspot.com.au/2014/05/this-guy-just-stole-pi-and-zazzle.html

You cannot use the letter Pi without violating this man's copyright.

Granted, so far it's just one business rather than the government enforcing this at this point, but it's still pretty shocking.

 

[Mageth]

Sure you can.



There. I just did, no trademark violation.

 

[Mageth]

Here's what you can't use (the shown "WORDS, LETTERS, AND/OR NUMBERS IN STYLIZED FORM" - a stylized pi with a period after it - on "Athletic apparel, namely, shirts, pants, jackets, footwear, hats and caps, athletic uniforms"):



Other than that, you can paint pi on the moon if you can get there...