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US Patent 11751735 Vacuum and hose retraction system

OverviewStructured DataIssuesContributorsActivity
Is a
Patent
Patent
Date Filed
June 1, 2020
Date of Patent
September 12, 2023
Patent Application Number
16889598
Patent Citations
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US Patent 7363679 Vacuum system
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US Patent 7640620 Retractable hose extension for a vacuum
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US Patent 7653962 Retractable hose for central vacuum cleaning system
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US Patent 7793384 Retractable central vacuum hose
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US Patent 7945990 Vacuum hose storage system
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US Patent 8001650 Automatic debris collector for a central vacuum system
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US Patent 8590098 Vacuum hose storage system
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US Patent 9717381 Central vacuum system hose retractor valve with vacuum assisted hose lock and seal
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US Patent 9782047 Vacuum tube locking collar
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US Patent 9808135 Handheld vacuum cleaner and docking assembly for connecting to a central vacuum system
•••
Patent Inventor Names
Grant Olewiler
Patent Jurisdiction
United States Patent and Trademark Office
United States Patent and Trademark Office
Patent Number
11751735
Patent Primary Examiner
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David Redding
CPC Code
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A47L 9/24
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A47L 5/30
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A47L 5/36
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A47L 5/38
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A47L 9/009
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A47L 9/0411
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A47L 9/0466
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A47L 9/242
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A47L 9/248
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A47L 9/26
•••

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