CODi just released the Apex Commuter backpack that is designed for laptops, and this particular model will fit up to 17 inches.
If your not a fan of messenger bags, the CODi Apex backpack is designed for the urban commuter especially going to and from work. Using a sleek and slim design, and has a triple compartment case. If your traveling with a laptop, even if you have the maximum size of 17″ there is still room for documents or paperwork.
CODi perfects comfort and feel with a sternum strap, shoulder straps, and padded waist strap. Retail price is $129.99.