Shall i use expired H1B petition

Hi

In my case, i had aproved H1B visa which got expired 2011(visa validity 2008 to 2011).I never visited US consulate for H1B(i.e. I never used my H1B).

Presently iam in US on L1 (visa validity 2013 to Mar-2015).

Shall i open/transfer my H1B visa for other employee.

Regards,
Pasha