{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-11972784","patent":{"patent_number":"US-11972784","title":"Magnetic tape cartridge group and magnetic recording and reproducing device","assignee":null,"inventors":[],"filing_date":"2022-06-23T00:00:00.000Z","publication_date":"2024-04-30T00:00:00.000Z","cpc_codes":["G11B","G11B","G11B","G11B"],"num_claims":19,"abstract":"The magnetic tape cartridge group includes a plurality of magnetic tape cartridges. Regarding 100 reels of magnetic tape cartridges, in a case where a maximum value of an absolute value of a difference between a servo band spacing obtained before predetermined storage and a servo band spacing obtained after the predetermined storage is defined as A, an arithmetic mean of medium lives calculated by a linear function derived from a value of A obtained for different N and a value of the logarithm of total storage time T of the storage of N cycles is 3 years or longer and 3σ is 1 year or shorter. Medium life: T in a case where A satisfies A=1.5−B. B: a value calculated by multiplying a difference between a maximum value and a minimum value of servo band spacings obtained in each of the five environments by ½."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Magnetic tape cartridge group and magnetic recording and reproducing device","description":"The magnetic tape cartridge group includes a plurality of magnetic tape cartridges. Regarding 100 reels of magnetic tape cartridges, in a case where a maximum value of an absolute value of a differenc","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-11972784","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-11972784","citation_suggestion":"Patentable. \"Magnetic tape cartridge group and magnetic recording and reproducing device\" (US-11972784). https://patentable.app/patents/US-11972784","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-11972784","json":"https://patentable.app/api/llm-context/US-11972784","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-05-31T05:12:26.995Z"}