Every designer produces original work that is covered by copyright protection, and additional work that could possibly be registered under trademark or patent laws. Because of this, every design contract needs to address the issues of ownership and usage of intellectual property. These can be negotiated in a variety ways, based on the nature of the work and the specifi c needs of the client. Preliminary art versus fi nal art There is an important distinction to be made between preliminary and fi nal art. Early in each project, a designer may produce a lot of discussion materials (such as.