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US Patent 11939737 Composite manhole cover with embedded detection

OverviewStructured DataIssuesContributorsActivity
Is a
Patent
Patent
0
Date Filed
December 13, 2022
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Date of Patent
March 26, 2024
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Patent Application Number
18080735
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Patent Citations
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US Patent 9151431 Manhole liner having a wireless data transmitter
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US Patent 10047493 Hybrid utility cover
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US Patent 7616119 Method of locating pipelines using RFID technology
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US Patent 7704010 Security device for manhole access opening
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US Patent 7777628 Radio frequency identification system and method for use in cast concrete components
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US Patent 7848909 Computing prediction results during an unbroken online interactive session
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US Patent 8258977 Manhole cover with signal transmitter
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US Patent 8368518 Access-integrated RFID-based asset management system
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US Patent 8454263 Production-optimized manhole cover
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US Patent 8674830 Manhole security cover
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•••
Patent Inventor Names
William C. Nunnery
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Patent Jurisdiction
United States Patent and Trademark Office
United States Patent and Trademark Office
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Patent Number
11939737
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Patent Primary Examiner
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Abigail A Risic
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CPC Code
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E02D 29/14
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E02D 2300/007
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