I tried to do some rudementary research, but without more work it is hard to know if the current owner is the original owner, or just a corp with the same name.  I caught ISC as one of these abandoned domains, there may be more.<p>Oldest Domains:<p>1. Symbolics.com =&#62; Domain Squatter<p>2. BBN.com =&#62; Owned by Raytheon<p>3. Think.com =&#62; Owned by? Oracle<p>4. MCC.com =&#62; Domain Squatter<p>5. DEC.com =&#62; HP.com<p>6. Northrop.com =&#62; Northropgrumman.com<p>7. Xerox.com<p>8. SRI.com<p>9. HP.com<p>10. Bellcore.com =&#62; Telcordia.com<p>11. IBM.com<p>11. Sun.com =&#62; oracle.com<p>13. Intel.com<p>13. TI.com<p>15. ATT.com<p>16. GMR.com =&#62; Broken?<p>16. TEK.com<p>18. FMC.com<p>18. UB.com =&#62; ultimatebet.com<p>20. Bell-ATL.com =&#62; verizon.com<p>20. GE.com<p>20. Grebyn.com =&#62; broken?<p>20. ISC.com =&#62; Aquired by Kodak who abandoned domain<p>20. NSC.com<p>20. Stargate.com =&#62; latisys.com