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Flexible pond liner
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Patent number 10,577,177
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Issue date Mar 3, 2020
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Raven Industries, Inc.
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Andre A. Harvey
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E04 - BUILDING
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Cover panel clip
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Patent number 10,316,874
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Issue date Jun 11, 2019
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Raven Industries, Inc.
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Andre Alan Harvey
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B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
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Cover with gas permeable layer
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Patent number 9,895,628
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Issue date Feb 20, 2018
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Raven Industries, Inc.
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John Heap
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B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
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Cover panel clip
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Patent number 9,702,387
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Issue date Jul 11, 2017
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Colorado Lining International, Inc.
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Andre Alan Harvey
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B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
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Cover system with tethering
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Patent number 9,598,233
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Issue date Mar 21, 2017
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Colorado Lining International, Inc.
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Andre Alan Harvey
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B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
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Cover with gas permeable layer
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Patent number 9,352,249
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Issue date May 31, 2016
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Colorado Lining International, Inc.
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John Heap
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B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL