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US Patent 9890225 Method for purifying contaminated polymers

Overview Structured Data Issues Contributors Activity

Is a

Date Filed

June 23, 2016

Date of Patent

February 13, 2018

Patent Application Number

15190236

Patent Citations Received

US Patent 11993682 Method for producing recycled high-density polyethylene with natural-like optical properties

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US Patent 12129343 Method for producing recycled high-density polyethylene with natural-like optical properties

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US Patent 12102940 Reducing surface and bulk contamination in plastic

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US Patent 11674012 Method for producing recycled polyethylene with virgin-like optical properties

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US Patent 11680149 Processes for recycling polystyrene waste

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US Patent 12018132 Processes for recycling polystyrene waste and/or polystyrene copolymer waste

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US Patent 11993681 Method for producing recycled polyethylene with virgin-like optical properties

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US Patent 11993680 Method for producing recycled high-density polyethylene with natural-like optical properties

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Patent Inventor Names

Hans Schonemann

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John Moncrief Layman

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Kara Williams

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Maggie Gunnerson

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Patent Jurisdiction

United States Patent and Trademark Office

Patent Number

Patent Primary Examiner

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