Serial Number For Elektrik Piano Can A Serial Number On A Rifle Be Traced To Its Original Buyer?

Can a serial number on a rifle be traced to its original buyer? - serial number for elektrik piano

Then the serial number of the weapon may again be attributed to the original buyer?
IM planning on selling my Mossberg at a party Privitera, I asked myself what I do to complete the offer, and if something happens to the new owner and a shoot-out in the serial number is again on the original owner. You do not know why it's serial numbers, firstly thanks for the help ..