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Birch Brian Jeffrey, Burns Ian William: Method and apparatus for electrochemical measurements.. Unilever, Unilever, February 3, 1988: EP0255291-A1 (340 worldwide citation)

A method for measurement or detection of a component of an aqueous liquid sample, said method comprising: placing a sample, possibly containing the component to be analysed, into a reaction zone in a reaction cell, said reaction cell comprising at least two electrodes having an impedance which rende ...


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Keith May, Michael E Prior, Ian Richards: Assays. Unilever Patent Holdings, Cushman Darby & Cushman, February 11, 1997: US05602040 (241 worldwide citation)

An analytical test device useful for example in pregnancy testing, includes a hollow casing (500) constructed of moisture-impervious solid material, such as plastics materials, containing a dry porous carrier (510) which communicates indirectly with the exterior of the casing via a bibulous sample r ...


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Keith May, Michael E Prior, Ian Richards: Capillary immunoassay and device therefor comprising mobilizable particulate labelled reagents. Unilever Patent Holdings, Cushman Darby & Cushman, April 22, 1997: US05622871 (227 worldwide citation)

An analytical test device useful for example in pregnancy testing, includes a hollow casing (500) constructed of moisture-impervious solid material, such as plastics materials, containing a dry porous carrier (510) which communicates indirectly with the exterior of the casing via a bibulous sample r ...


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Birch Brian Jeffrey, Burns Ian William: Method and apparatus for electrochemical measurements.. Unilever, Unilever, February 12, 1992: EP0470649-A2 (223 worldwide citation)

A method for measurement or detection of a component of an aqueous liquid sample, said method comprising: placing a sample, possibly containing the component of interest, into a reaction cell, said reaction cell comprising at least two electrodes having an imedance which renders them suitable for co ...


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Keith May, Michael Evans Prior, Ian Richards: Test device for detecting analytes in biological samples. Unilever Patent Holdings, Cushman Darby & Cushman IP Group of Pillsbury Madison & Sutro, August 12, 1997: US05656503 (201 worldwide citation)

An analytical test device useful for example in pregnancy testing, comprises a hollow casing (500) constructed of moisture-impervious solid material, such as plastics materials, containing a dry porous carrier (510) which communicates indirectly with the exterior of the casing via a bibulous sample ...


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Brian J Birth, Ian W Burns: Electrochemical measurement cell. Unilever Patent Holdings, Cushman Darby & Cushman, February 13, 1990: US04900424 (183 worldwide citation)

An electrochemical cell comprising two electrodes, wherein one of said electrodes is suitable for use as a reference electrode in electrochemical measurements, said device comprising (a) a capillary fill cell capable of receiving a small volume of aqueous sample liquid, said cell incorporating (b) a ...


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May Keith, Prior Michael Evans, Richards Ian: Immunoassays and devices therefor.. Unilever, November 17, 1988: EP0291194-A1 (169 worldwide citation)

An analytical test device useful for example in pregnancy testing, comprises a hollow casing (500) constructed of moisture-impervious solid material, such as plastics materials, containing a dry porous carrier (510) which communicates indirectly with the exterior of the casing via a bibulous sample ...


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Claes I Nylander, Ian W Burns: Method and apparatus for electrochemical analysis. Unilever Patent Holdings, October 30, 1990: US04966671 (144 worldwide citation)

A potentiometric electrochemical analysis method, which comprises placing by capillary action an aqueous sample liquid to be tested for the presence of a quantity of an analyte in the sample liquid, in each of two compartments of an electrochemical analysis cell, wherein the aqueous sample liquid so ...


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Favre Thomas Louise F, Hage Ronald, Helm Rademaker Karin Van Der, Koek Hypolites, Martens Rudolf Johan, Swarthoff Ton, Vliet Marten Robert P Van: Bleach activation.. Unilever, Unilever, November 27, 1991: EP0458397-A2 (143 worldwide citation)

Novel bleach and oxidation catalysts, a method of bleaching substrates using these catalysts and bleaching (detergent) compositions containing the catalysts are reported. The catalysts are manganese complexes of formula : [LnMnmXp] Yq wherein Mn is manganese or iron or mixtures thereof, which can be ...