High Court judge says it would not be disproportionate to ask firm about Gibraltar company which received payment from damages.
County court judge said damages were being 'eaten up' by costs - but his ruling was overturned.
Shoosmiths says serious injury work now requires substantial, specialist investment.
ICO uncovers 'murky' network where data was passed on for potential personal injury claims.
The government wants to protect victims of clinical negligence, but it may be pricing them out of making a claim.