The investigating officer told the court that the forensic science laboratory result was awaited and after receiving it, the probe agency would file the supplementary report.
Special Judge Hemani Malhotra put up the matter for July 26 for scrutiny of documents annexed with the charge sheet, and for hearing the bail application of accused Ajay Kumar.
The copies of charge sheet and other documents were also supplied to the three accused.
While the woman and Kumar are in judicial custody, Mitrapal has not yet been arrested.
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The woman was arrested on May 2 by Delhi Police from her Ghaziabad residence.
Kumar was arrested on June 9 from Connaught Place here on the basis of a tip-off received by the police.
Kumar had allegedly helped the woman in the execution of the offence.
Patel had filed a complaint alleging that he was drugged by the woman at her Ghaziabad house and obscene videos and photographs of him were taken by her.
The court had noted that as per the woman's statement, it was Kumar who had helped her record the sex video.
The police had told the court that such videos had been made by the accused earlier involving two politicians and a substantial amount of money was extorted from them.
The woman had also approached a Delhi court, claiming the police did not act on her rape complaint against Patel. However, her plea was dismissed.
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