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Polyphalt Inc.
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DSM N.V.
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Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
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Structure cellular grout
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Clive Michael Lovelace
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E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
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Perlite-based insulation board
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Johns Manville International, Inc.
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C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
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Impregnable in situ deicing material
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Patent number 5,441,760
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Issue date Aug 15, 1995
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Western Aggregates, Inc.
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Maurice G. Pattengill
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C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
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Plastic bituminous compositions
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Issue date Jun 1, 1982
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Shell Oil Company
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C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
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Patent number 3,912,669
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C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
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2585346
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B05 - SPRAYING OR ATOMISING IN GENERAL APPLYING LIQUIDS OR OTHER FLUENT MATER...
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Patent number 2,585,246
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G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
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Patent number 2,538,429
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Issue date Jan 16, 1951
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B60 - VEHICLES IN GENERAL