There is no setting inverted or normal logic levels in Hyperterminal or on any other normal PC. It's straight RS232 or nothing.

Somehow I doubt that the code you posted is all there is.
What does the rest of your schematic look like?
What freq is your oscillator? How are your config bits set up?
Does your new 'protoboard' have a decent set of cap's across Vdd/Vss?
Put an LED on a pin...make a heartbeat LED...make sure your program at least looks like it's running correctly.