The central bank of Suisse refuted the accusation of the Philipp Hildebrand's wife that she has used the confidential information of the SNB intervening into the market. Kashya Hildebrand purchased $504,000 three weeks before central bank decided to reduce value of Swiss currency. Later she sold the USD and bought property. The bank claimed the family did not break the rules. Philipp Hildebrand will give a conference today.