THE SENATE IS IN SESSION ... From thomas.gov:
Floor Schedule
Friday, Oct 08, 2010
11:30 a.m.: Convene for a pro forma session.
Previous Meeting
Tuesday, Oct 05, 2010
The Senate convened at 11:00 a.m. for a pro forma session.
Exactly. If the Senate is in session and the President doesn’t sign (or veto, aka “return”) a bill... It becomes law automatically without his signature. So he can’t pocket veto the bill.