US8468143B1
patent
A server system receives a question from an inquirer at a client. In response, the server system identifies a plurality of information items corresponding to the question. At least one
2 claims. 151,732 characters of text.
patent
A server system receives a question from an inquirer at a client. In response, the server system identifies a plurality of information items corresponding to the question. At least one
2 claims. 151,732 characters of text.