He had also cited judgement in the case of NCP leader Padamsinh Patil who is accused in a murder case, saying the probe was transferred to CBI by the court which did not comment about the role of police.
Pune police had earlier submitted case diaries and confidential reports to the court. After going through them, the judges on Thursday sought to know the status of the probe, and asked CBI what was its stand.
The government had also informed that so far the main conspirators had not been arrested, and those, who were arrested, had got bail.
Dabholkar's daughter Mukta, who has been allowed to intervene, had said the family wanted the HC to monitor the probe. She had earlier demanded formation of a Special Investigating Team (SIT) as police were not making any progress.
She had said that her family felt the need for precaution against political interference in the investigation.