The t41/t41p are listed as having usb2.0 ports
http://www-1.ibm.com/support/docview.wss?rs=0&q1=2373-9FU&uid=psg1MIGR-58183&loc=en_US&cs=iso-8859-1&cc=us&lang=en
James Mckenzie wrote:
I think that the USB ports on a T40/T41 are USB 1.1. USB 2.0 did not get into Thinkpads until the X50/R50 generation. Of course, I could be incorrect. I do know that the ports on my A22 are not USB 2.0.