{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-9691231","patent":{"patent_number":"US-9691231","title":"Gaming machine with blank symbol-based award","assignee":null,"inventors":[],"filing_date":"2014-05-18T00:00:00.000Z","publication_date":"2017-06-27T00:00:00.000Z","cpc_codes":["G07F","G07F"],"num_claims":2,"abstract":"Probability of prize occurrence is easily controlled without provision of a blank between symbols on a reel. A gaming machine 300 includes a lower image display panel 141 configured to variable-display symbol arrays 170 each including a plurality of normal symbols 501 and a plurality of crest symbols 502 arranged among the normal symbols 501, and then rearrange the normal symbols 501 and the blank symbols 502 in a symbol display region 150 having a matrix of cells. The gaming machine 300 generates a line win or a scatter win when the normal symbols 501 are rearranged on the lower image display panel 141 in a predetermined manner, and generates a crest win which is lower than the line win and the scatter win when a predetermined number or more of the crest symbols 502 are rearranged."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Gaming machine with blank symbol-based award","description":"Probability of prize occurrence is easily controlled without provision of a blank between symbols on a reel. A gaming machine 300 includes a lower image display panel 141 configured to variable-displa","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-9691231","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-9691231","citation_suggestion":"Patentable. \"Gaming machine with blank symbol-based award\" (US-9691231). https://patentable.app/patents/US-9691231","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-9691231","json":"https://patentable.app/api/llm-context/US-9691231","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-06-06T09:03:24.819Z"}