Cadillac
Cadillac registers CT2, CT3, CT4, CT5, CT7, CT8, XT2, XT3, XT6, XT7, XT8
Cadillac has registered every CT and XT name between 2 and 8, suggesting it will stick with alphanumeric names while Lincoln moves back to proper names.
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Cadillac
Cadillac trademarks CT2 through to CT8, and XT2 to XT8
On November 7, Cadillac trademarked all the CTx and XTx combinations from two through to eight in anticipation of its new naming structure.