{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-8512258","patent":{"patent_number":"US-8512258","title":"Breath test device and method","assignee":null,"inventors":[],"filing_date":"2008-07-29T00:00:00.000Z","publication_date":"2013-08-20T00:00:00.000Z","cpc_codes":["A61B","A61B","A61B","A61B","A61B","G01N","G01N","G16H","G01N","G01N"],"num_claims":28,"abstract":"There is provided a method of evaluating a liver condition of a subject, the method includes computing a fluctuation parameter from a liver breath test based on at least one of a percentage dose recovery (PDR) curve and a delta over baseline (DOB) curve of an isotope labeled methacetin, or a salt or a derivative thereof, and evaluating at least one liver condition of the subject, based at least on the fluctuation parameter. There is provided herein a method of evaluating a liver condition of a subject, the method includes computing a hepatic impairment score based at least on a breath test related parameter and on a demographic parameter."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Breath test device and method","description":"There is provided a method of evaluating a liver condition of a subject, the method includes computing a fluctuation parameter from a liver breath test based on at least one of a percentage dose recov","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-8512258","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-8512258","citation_suggestion":"Patentable. \"Breath test device and method\" (US-8512258). https://patentable.app/patents/US-8512258","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-8512258","json":"https://patentable.app/api/llm-context/US-8512258","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-05-31T16:50:08.745Z"}