Narrative:

Aircraft called for clearance while airborne. I issued the clearance and thought that I departed the aircraft. Then forgot about him while doing other ATC duties.

Google
 

Original NASA ASRS Text

Title: ZME CTLR CHRONICLES FAILURE ON HIS PART TO DEP ACFT VIA AUTOMATION TO PROPERLY DISSEMINATE FLT DATA INFO TO APPROPRIATE SECTORS.

Narrative: ACFT CALLED FOR CLRNC WHILE AIRBORNE. I ISSUED THE CLRNC AND THOUGHT THAT I DEPARTED THE ACFT. THEN FORGOT ABOUT HIM WHILE DOING OTHER ATC DUTIES.

Data retrieved from NASA's ASRS site as of July 2007 and automatically converted to unabbreviated mixed upper/lowercase text. This report is for informational purposes with no guarantee of accuracy. See NASA's ASRS site for official report.