https://patentbrief.org/company/chacha-search-inc Plain-English explanations of patents assigned to ChaCha Search Inc, newest first. en-us Mon, 15 Jun 2026 06:00:51 GMT https://patentbrief.org/patent/us/8577894/bing-knowledge-graph-satori A system that uses human searchers to access password-protected or subscription-based websites to retrieve information for users who otherwise cannot see that content. Tue, 05 Nov 2013 00:00:00 GMT https://patentbrief.org/patent/us/8577894/bing-knowledge-graph-satori