This led to expansions of actions in trover. There is a distinction between trover and conversion. There were certain defects in detinue sur trover. An action similar to trover was allowed. No action in trover could be had. The literature frequently laps over into that of trover. The full development of trover and conversion is seen by 1510. Action in trover can be allowed. The case illustrates several pertinent issues with trover. The latter would be shortened into simple trover. In later times, lawyers would talk of trover and bailment. The first of these was called "detinue sur trover". The buyer may bring action in trover. Action in trover could be an alternative to replevin. In those days, action in "detinue sur trover" could not lie against a third party.