The Collaborative International Dictionary of English v.0.48:

noncurrent \noncurrent\ adj.
   not current or belonging to the present time. Opposite of
   current. [Narrower terms: back(prenominal), out-of-date;
   discontinued, out of print(predicate), out of
   production(predicate), out of use(predicate); disused,
   obsolete ; {obsolete, outdated, outmoded, out-of-date,
   superannuated ; {obsolescent ] Also See: {old, past.
   [WordNet 1.5]

WordNet (r) 3.0 (2006):

noncurrent
    adj 1: not current or belonging to the present time [ant:
           current]