{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-RE050899-B2","patent":{"patent_number":"US-RE050899-B2","title":"Small diameter low attenuation optical fiber","assignee":"CORNING INCORPORATED","inventors":["Unknown"],"filing_date":null,"publication_date":"2026-05-26T00:00:00.000Z","cpc_codes":[],"num_claims":null,"abstract":"An optical fiber comprising: a core having an outer radius r; a cladding having an outer radius r<45 microns; a primary coating surrounding the cladding and having an outer radius rand a thickness t>8 microns, the primary coating having in situ modulus Eof 0.35 MPa or less and a spring constant χ<1.6 MPa, where χ=2Er/t; and a secondary coating surrounding said primary coating, the secondary coating having an outer radius r, a thickness t=r−r, in situ modulus Eof 1200 MPa or greater, wherein >10 microns and r≤85 microns. The fiber has a mode field diameter MFD greater than 8.2 microns at 1310 nm; a cutoff wavelength of less than 1310 nm; and a bend loss at a wavelength of 1550 nm, when wrapped around a mandrel having a diameter of 10 mm, of less than 1.0 dB/turn."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Small diameter low attenuation optical fiber","description":"An optical fiber comprising: a core having an outer radius r; a cladding having an outer radius r<45 microns; a primary coating surrounding the cladding and having an outer radius rand a thicknes","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-RE050899-B2","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-RE050899-B2","citation_suggestion":"Patentable. \"Small diameter low attenuation optical fiber\" (US-RE050899-B2). https://patentable.app/patents/US-RE050899-B2","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-RE050899-B2","json":"https://patentable.app/api/llm-context/US-RE050899-B2","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-06-06T09:33:14.498Z"}