The special court in Pune on Monday extended till May 16 the police custody of DRDO scientist Pradeep Kurulkar, arrested on charges of providing confidential information to a Pakistani agent.

Seeking an extension of Kurulkar's custody, the prosecution said his mobile phone needs to be analysed. "Police had to open the mobile phone with the help of the accused as they couldn't do so on their own," the prosecution told the judge.