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Ceiling system
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Issue date Dec 19, 2017
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AWI Licensing LLC
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William H. Frantz
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E04 - BUILDING
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Ceiling system
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Patent number 9,347,220
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Issue date May 24, 2016
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AWI Licensing LLC
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Christopher David Gaydos
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E04 - BUILDING
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Compressible structural panel
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Patent number 7,377,084
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Issue date May 27, 2008
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Hunter Douglas Inc.
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Paul G. Swiszcz
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Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
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Acoustical insulation panel
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Patent number 6,220,388
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Issue date Apr 24, 2001
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Strandtek International, Inc.
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David M Sanborn
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G10 - MUSICAL INSTRUMENTS ACOUSTICS
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3380206
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Patent number 3,380,206
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Issue date Apr 30, 1968
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E04 - BUILDING
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3200734
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F24 - HEATING RANGES VENTILATING
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Patent number 3,095,943
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Issue date Jul 2, 1963
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E04 - BUILDING
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3021916
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Issue date Feb 20, 1962
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E04 - BUILDING