A 28-year-old man was hit on the back of the head with a glass bottle by a robber as he walked home from the Weston Favell Shopping Centre.
The man was walking home in Lower Meadow Court at about 9.40pm on Monday, March 17 when he was attacked. and noticed two men walking towards him.
One of them was hiding something behind his back so the man ran away as he was scared, but tripped.
He was then hit around the head with the bottle and the two men tried to steal his jacket. As they tried to take his coat, he screamed and the men ran away empty-handed.
The victim was taken to Northampton General Hospital and treated for cuts to his head and ear.
Both men were wearing light-coloured tracksuits, aged between 20 and 25, clean shaven and about 5ft 9in.
One of them was black and quite thin. The second man was white.
Witnesses to this incident, or anyone with any information about it, can call the police on 101 or Crimestoppers anonymously on 0800 555 111.