It’s deprivation of assets any way you choose to observe it.Yes , they were registered in his Mum's name in 84 and 89 respectively.
You do wonder if he had an inkling of what may be coming at some point.
You’d soon change your stance if the same happened whereby you were the claimant. Preempting what may happen only adds to the deceit. And ignorance is also not a valid defence. The law is there to protect people, an ass though it may appear at times.