body: Let's say **X** develops an app that tracks injuries of players who play in the NFL...
  
  
  Questions
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  > 
  > 1. Can **X** legally name the app ***NFL Injury Tracker***? (...without infringing on any trademarks, etc.?)
  > 2. What restrictions would there be on **X**'s use of the NFL logo in the app's marketing materials?
  > 3. What if **X** uses a logo slightly resembling the NFL logo but is not the same as the NFL logo?
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  [![NFL Logo](https://i.stack.imgur.com/DckUb.jpg)](https://i.stack.imgur.com/DckUb.jpg)
  
  
  [![Possible app logo (to be adapted)](https://i.stack.imgur.com/VDC07.jpg)](https://i.stack.imgur.com/VDC07.jpg)
  
  
  
title: Use of logo, trademark and brand