Tracers and method of marking liquids

US9506000B2 · US · B2

Patent metadata
FieldValue
Publication numberUS-9506000-B2
Application numberUS-201314370229-A
CountryUS
Kind codeB2
Filing dateJan 4, 2013
Priority dateJan 6, 2012
Publication dateNov 29, 2016
Grant dateNov 29, 2016

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  2. Abstract

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  5. First independent claim

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Abstract

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Method of marking a hydrocarbon liquid includes: adding thereto, a tracer compound of Formula I: wherein, each A is independently selected from the group consisting of (i) a phenyl group, (ii) a phenyl group substituted with one or more halogen atoms, an aliphatic group or a halogenated aliphatic group, (iii) a partially or fully halogenated alkyl group or (iv) a linear branched or cyclic C 1 -C 20 alkyl group, and each B is independently selected from the group consisting of a (i) phenyl, (ii) phenylmethyl group, (iii) a cyclohexyl group, (iv) a cyclohexylmethyl group, (v) a substituted phenyl or phenylmethyl group in which the benzene ring is substituted by at least one substituent selected from the group consisting of a fluorine atom, a partially or fully halogenated alkyl group and a linear, branched or cyclic C 1 -C 20 alkyl group or (vi) a linear, branched or cyclic C 1 -C 20 alkyl group.

First claim

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The invention claimed is: 1. A method of marking a hydrocarbon liquid, comprising the step of adding to said liquid, as a tracer compound, a compound of Formula I: wherein, each A is independently selected from the group consisting of (i) a phenyl group, (ii) a phenyl group substituted with one or more halogen atoms, an aliphatic group or a halogenated aliphatic group, (…

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What does patent US9506000B2 cover?
Method of marking a hydrocarbon liquid includes: adding thereto, a tracer compound of Formula I: wherein, each A is independently selected from the group consisting of (i) a phenyl group, (ii) a phenyl group substituted with one or more halogen atoms, an aliphatic group or a halogenated aliphatic group, (iii) a partially or fully halogenated alkyl group or (iv)…
Who is the assignee on this patent?
Croud Vincent Brian, Edworthy Ian Stuart, Mccallien Duncan, and 1 more
What technology area does this patent fall under?
Primary CPC classification C10L1/232. Mapped technology areas include Chemistry & Metallurgy.
When was this patent published?
Publication date Tue Nov 29 2016 00:00:00 GMT+0000 (Coordinated Universal Time) (B2). Legal status and post-grant events are not shown on this page.
What related patents are in patentsdb?
We list 8 related publications on this page (citations in our corpus or others sharing the same primary CPC).