[sjs382]

Usually it's the reverse. You own the full rights, and they have a non-exclusive usage license. I'd also restrict their use in some way, too.

[dllthomas]

"I'd also restrict their use in some way, too."

It seems like once you start actually doing business with the logo, trademark should do the most important restricting. It may or may not still be a good idea to restrict it further.