{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-9600975","patent":{"patent_number":"US-9600975","title":"Chain reaction keno","assignee":null,"inventors":[],"filing_date":"2013-09-20T00:00:00.000Z","publication_date":"2017-03-21T00:00:00.000Z","cpc_codes":["G07F","G07F","G07F"],"num_claims":20,"abstract":"Gaming systems and methods for providing a keno game during which matches from a previous keno game are carried over to the keno game are described herein. A keno board is displayed having a set of available numbers and a first set of one or more matches identified between player selected numbers and drawn numbers from a previous keno game. A first set of drawn numbers from the set of available numbers is selected. The number of the first set of drawn numbers is modified by number of matches in the first set of matches. The payout to the player is calculated based on the first set of matches and a second set of matches between the first set of drawn numbers and the player selected numbers."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Chain reaction keno","description":"Gaming systems and methods for providing a keno game during which matches from a previous keno game are carried over to the keno game are described herein. A keno board is displayed having a set of av","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-9600975","license":"CC-BY-4.0-like","license_terms":"AI-generated analysis on this page (summary, layman_explanation, technical_analysis, business_analysis, faqs) may be reused with attribution and a visible link back to the canonical URL above. Patent abstracts, claims, and bibliographic data are USPTO public domain.","required_link":"https://patentable.app/patents/US-9600975","citation_suggestion":"Patentable. \"Chain reaction keno\" (US-9600975). https://patentable.app/patents/US-9600975","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-9600975","json":"https://patentable.app/api/llm-context/US-9600975","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-06-06T03:52:28.364Z"}