Judge Manoj Kumar convicted the man by holding him guilty for kidnapping in order to murder and attempting to commit offences punishable with imprisonment.
The judge also slapped a fine of Rs 5,000 on Pankaj yesterday.
The prosecution said Pankaj and one of his associates Ravinder tried to kidnap the boy for ransom on February 9 2010.
Ravinder died during pendency of the case, the prosecution said.