帮你查了一下，

你既然没有判罪，似乎不是什么大事，
Under New Jersey law, any person arrested for a crime (felony), disorderly or petty disorderly persons offense (misdemeanor), or municipal ordinance violation, where it was discharged without conviction may apply for an expungement at any time after the disposition of the criminal proceedings.
www.richardsonlawoffices.com/faqs/can-i-remove-%28expunge%29-my-arrest-in-nj-from-my-record-if-i-was-not-convicted.cfm


也许你可以自己申请取消逮捕记录：

www.transcend.net/library/proseLitigant/ClearArrest.pdf