The Graphics Interchange Format (c) protocol is the Copyright 
property of CompuServe Incorporated.  

GIF (sm) and the Graphics Interchange Format (sm) are the Service 
Mark property of CompuServe Incorporated. 

In order to implement and use GIF, You must obtain a license from: 

CompuServe, Incorporated.
5000 Arlington Centre Blvd.
Columbus, Ohio 43220
614-457-8600
800-848-8199