I called the tree service after I saw this

[Traildogbob]

5. Depending on the species of maple.

Most are prolific at spouting. If you are concerned cut it below the dead limbs, and before you know it, it will be spouting from the cut, creating a cool multi limbed top you can easily maintain to be a full rounded crown. I have an adult 5 trees, red maple being one, that I prune all summer and it looks like a little bonsai forest plot. Good luck, County Forest Rangers will come out and advise for free.