{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-9809840","patent":{"patent_number":"US-9809840","title":"Reference markers for biological samples","assignee":null,"inventors":[],"filing_date":"2014-11-26T00:00:00.000Z","publication_date":"2017-11-07T00:00:00.000Z","cpc_codes":["C12Q","C12Q","G16B"],"num_claims":5,"abstract":"DNA oligomers comprising sequences that are absent from the genome of one or more organisms of interest are used as reference markers (RMs). The RMs are added to biological samples to “tag” and subsequently identify the samples as authentic and to distinguish tagged samples from samples obtained without said markers, for example, in forensic, medical, legal and other applications."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Reference markers for biological samples","description":"DNA oligomers comprising sequences that are absent from the genome of one or more organisms of interest are used as reference markers (RMs). The RMs are added to biological samples to “tag” and subseq","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-9809840","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-9809840","citation_suggestion":"Patentable. \"Reference markers for biological samples\" (US-9809840). https://patentable.app/patents/US-9809840","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-9809840","json":"https://patentable.app/api/llm-context/US-9809840","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-06-06T11:39:11.256Z"}