{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-9749759","patent":{"patent_number":"US-9749759","title":"Sound tube for an earpiece, sound tube arrangement, earpiece with such a sound tube or sound tube arrangement and hearing device with such an earpiece","assignee":null,"inventors":[],"filing_date":"2013-11-20T00:00:00.000Z","publication_date":"2017-08-29T00:00:00.000Z","cpc_codes":["H04R","H04R","H04R","H04R"],"num_claims":21,"abstract":"The present invention proposes a sound tube (3) for an earpiece (1), wherein a first section (4) of an inner surface of the sound tube (3) has a structured surface, in particular a textural pattern forming a relief comprising convexities (13) and/or concavities (11). Alternatively or additionally, the sound tube (3) features a radially extending, circumferential flange (8), annular lip (8′) or collar at an outer surface of the sound tube (3). The present invention is further directed to a sound tube arrangement comprising two of the proposed sound tubes integrally formed in one piece and to an earpiece (1) with such a sound tube (3) or such a sound tube arrangement as well as to a hearing device with such an earpiece (1)."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Sound tube for an earpiece, sound tube arrangement, earpiece with such a sound tube or sound tube arrangement and hearing device with such an earpiece","description":"The present invention proposes a sound tube (3) for an earpiece (1), wherein a first section (4) of an inner surface of the sound tube (3) has a structured surface, in particular a textural pattern fo","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-9749759","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-9749759","citation_suggestion":"Patentable. \"Sound tube for an earpiece, sound tube arrangement, earpiece with such a sound tube or sound tube arrangement and hearing device with such an earpiece\" (US-9749759). https://patentable.app/patents/US-9749759","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-9749759","json":"https://patentable.app/api/llm-context/US-9749759","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-06-06T07:00:21.976Z"}