When some one pawns a rental item who takes the warrant for theft by conversion the pawn shop or the rental company What deems the charge a felony?

The rental company always retains ownership of the item, and would report the loss to the police as theft (Larceny After Trust).

The pawn dealer, who paid for the item would be out the value of the pawn. He could report being defrauded to the police andhe could sue you civilly for to recover the damages from his loss.

Whether or not it constitutes a felony is usually detemined by the monetary value of the item. This amount will vary from state-to-state or according to the elements of the crime and could be charged (according to state statutes) as either a misdemeanor or a felony.