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United States of America Patent

PATENT NO 10808192
APP PUB NO 20180282644A1
SERIAL NO

15764098

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ATTORNEY / AGENT: (SPONSORED)

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Abstract

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A marking method which is a method of marking a product having a distillation range is disclosed. The method comprises the step of adding to said product a first marker, a second marker and optionally one or more further markers. Each marker has a distillation range including a minimum boiling point (Min BP), a maximum boiling point (Max BP) and a maximum distillation boiling point (Max DBP) which is the temperature at which the maximum volume of the marker distils. Each marker has a different distillation range from each other marker and at least one marker has a Max DBP which is within the distillation range of the product. The first marker has a distillation range in the marked product which extends over the whole of the product distillation range.

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Patent Owner(s)

Patent OwnerAddress
JOHNSON MATTHEY PUBLIC LIMITED COMPANY5TH FLOOR 25 FARRINGDON STREET LONDON EC4A 4AB

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Marchant, Clive Cleveland, GB 1 0

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