Two militants were killed and two Delhi Police personnel were injured in a fierce encounter in Jamia Nagar in New Delhi on September 19.
Atiq, who is wanted in connection with the serial blasts in Ahmedabad and Delhi, and one of his associates were killed, when a police team stormed the house where they were holed up.
One militant was arrested, while two managed to escape during the operation. The encounter lasted for more than an hour.
Special Cell Inspector Mohan Chand Sharma, who was injured during the encounter, died on Friday night.