An Easton man was sentenced to a state prison term on Tuesday in Carbon County court after previously admitting to assaulting a corrections officer at the county jail.

Judge Joseph J. Matika sentenced Jose Juan Perez-Martinez, 29, to serve 15 to 30 months in a state correctional institution on a charge of aggravated assault.Perez-Martinez was charged by Nesquehoning police for an incident on Jan. 28, 2015.Police responded to the prison at the request of authorities who said one of their corrections officers had been assaulted by an inmate.On scene officer Richard A. Neikam learned that Perez-Martinez was found in an area of the prison going up and down stairs. He was told by the officer to stop his conduct but refused. He was then ordered to lock down (return to his cell), which he also refused. The officer then attempted to subdue the inmate with the assistance of other officers when Perez-Martinez struck the officer in the face. The officer also suffered injuries to his left knee in the incident.He was in the county prison at the time awaiting trial on charges filed by Lansford police.Martinez told Matika, "I apologize for my actions."He said he had a drug addiction problem, but knows that is not an excuse for what he did.In addition to the jail term Matika ordered Martinez to get both drug and alcohol and mental health evaluations, supply a DNA sample, pay court costs of about $1,000 and render 100 hours of community service when released on parole.He was given credit for 41 days spent in prison on the charge.