If you archived/backed up your programs through Impulse you should have access to them. The ones on your computer should still be working.
support@stardock.com might give you links to the last versions of the software you were entitled to however they might not. I don't know the current/latest policy, but do remember reading they might not.
Good luck, BlueDev. I do see you're a current customer (4), so they might.
I'd suggest reupping your subscription, though. 