Answer the following Q with stream of consciousness. Context: The USA PATRIOT Act is an Act of Congress signed into law by US President George W. Bush on October 26, 2001. With its ten-letter abbreviation (USA PATRIOT) expanded, the Act's full title is "Uniting and Strengthening America by Providing Appropriate Tools Required to Intercept and Obstruct Terrorism Act of 2001". The abbreviation, as well as the full title, have been attributed to Chris Cylke, a former staffer on the House Judiciary Committee.

Question: when was the patriot act signed into law?
The relevant sentence in the passage is: The USA PATRIOT Act is an Act of Congress signed into law by US President George W. Bush on October 26, 2001. Therefore, the final answer is October 26 , 2001.