Patents by Inventor Steven Howell
Steven Howell has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
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Publication number: 20090181852Abstract: Assays can determine multiple analytes in a sample, such as a biological marker and a drug-related compound.Type: ApplicationFiled: November 15, 2006Publication date: July 16, 2009Applicant: Inverness Medical Switerland GMBHInventors: Alan George Clark, Mohamed Mutwahar Gani, Steven Howell
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Patent number: 7539513Abstract: A portable phone includes a handset and a data projection system configured to form a visual image of data, such as caller waiting ID data, on a viewing surface viewable by a user during a two way conversation. The handset also includes a speaker, a microphone, conventional phone circuitry and a keyboard. The data projection system is configured to receive signals from the phone circuitry, to generate a pattern representative of the data, to process the pattern into a mirror image of the visual image, and to project the mirror image from a bottom end surface of the handset. The projection system includes an electro optic system for generating the pattern, and an optics system for projecting the mirror image onto the viewing surface.Type: GrantFiled: February 2, 2005Date of Patent: May 26, 2009Assignee: National Telephone Products, Inc.Inventors: David A. Cathey, Jr., Steven Howell, James Cathey
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Publication number: 20090130771Abstract: An assay device includes a first reagent including a magnetic particle and a second reagent including detectable component. The first and second reagent can each independently bind to an analyte in a sample. Applying a magnetic field can selectively concentrate the detectable component in a detection zone, where a detectable change ca be measured and related to the amount of analyte in the sample.Type: ApplicationFiled: July 19, 2006Publication date: May 21, 2009Applicant: Inverness Medical Switzerland GMBHInventors: Oliver William Hardwicke Davies, David Kinniburgh Lang, John William Dilleen, Phillip Lowe, Steven Howell, Christopher John Slevin
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Publication number: 20080161769Abstract: A device for receiving a sample of liquid, such as a sample of bodily liquid which is to be subjected to further analysis, may include a body having at least a major surface and a minor surface. A sample-receiving chamber may be located in the body and may have an inlet end which opens into the major and minor surfaces of the body. A conduit may be located in the body, extending from the outlet end of the chamber, and may be arranged so as to allow the liquid to pass from the outlet end into the conduit by capillary action.Type: ApplicationFiled: December 11, 2007Publication date: July 3, 2008Inventors: Steven Howell, James Troke
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Patent number: 7358096Abstract: The immobilization of proteins at solid surfaces facilitated by incorporation of a polypeptide segment which is capable of adopting a folded structure is described. Materials comprising proteins so immobilized and uses thereof are also described.Type: GrantFiled: November 22, 2000Date of Patent: April 15, 2008Assignee: Conopco, Inc.Inventors: Steven Daryl Grant, Steven Howell, Stephen Wilson
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Publication number: 20080026476Abstract: A device is provided for use with a reader for determining coagulation of a sample of biological fluid. The device comprises a structure having an at least one chamber for containing a sample of biological fluid. A coagulation reagent capable of interacting with the fluid sample is provided within the device. The chamber further contains either: a plurality of particles susceptible to movement in a magnetic field; or one particle susceptible to movement in a magnetic field.Type: ApplicationFiled: May 20, 2005Publication date: January 31, 2008Inventors: Steven Howell, Robert Davies, David Williams
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Patent number: 7305896Abstract: A device for receiving a sample of liquid, such as a sample of bodily liquid which is to be subjected to further analysis, may include a body having at least a major surface and a minor surface. A sample-receiving chamber may be located in the body and may have an inlet end which opens into the major and minor surfaces of the body. A conduit may be located in the body, extending from the outlet end of the chamber, and may be arranged so as to allow the liquid to pass from the outlet end into the conduit by capillary action.Type: GrantFiled: August 31, 2004Date of Patent: December 11, 2007Assignee: Inverness Medical Switzerland GmbHInventors: Steven Howell, James Troke
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Publication number: 20070158246Abstract: A coagulation detecting apparatus has a structure defining a container for a fluid, and containing particles for movement through the container under the influence of a magnetic field. A magnetic arrangement provides sequential magnetic fields to the container such as to cause the particles to move. A light source illuminates the container and a detector detects optical radiation of the light source after passing through the container, the detector being arranged for optically detecting at least one of presence of the particles at a predetermined location in the fluid and movement of the particles through a predetermined location in the fluid.Type: ApplicationFiled: October 21, 2004Publication date: July 12, 2007Applicant: INVERNESS MEDICAL SWITZERLAND GMBHInventors: Robert Davies, Steven Howell, David Williams
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Publication number: 20070003444Abstract: A microfluidic device is made up from at least four laminae, the laminae including two outer laminae and at least two further laminae disposed between the outer laminae and defining a microfluidic pathway. Inner surfaces of the outer laminae define the upper and lower surfaces of a fluid pathway, one of said further laminae defining at least a first fluidic element, and at least a second of said further laminae defining at least a second fluidic element, wherein the first and second fluidic elements are fluidically coupled.Type: ApplicationFiled: May 18, 2006Publication date: January 4, 2007Inventors: Steven Howell, Aman Khan, Paul Perry, Andrew Phelan, James Troke
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Patent number: 7153819Abstract: There is provided an antibody granule, consisting essentially of one or more antibodies, or fragments derived thereof, granulated with an alkali metal salt. Also provided is a process for preparing said antibody granules. The granules can be used in an enzymatic stain bleaching or anti dye-transfer composition.Type: GrantFiled: December 19, 2001Date of Patent: December 26, 2006Assignee: Unilever Home & Personal Care USA divison of Conopco, Inc.Inventors: Andrew Paul Chapple, Sandra Hemmington, Steven Howell, Neil James Parry
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Publication number: 20060172767Abstract: A portable phone includes a handset and a data projection system configured to form a visual image of data, such as caller waiting ID data, on a viewing surface viewable by a user during a two way conversation. The handset also includes a speaker, a microphone, conventional phone circuitry and a keyboard. The data projection system is configured to receive signals from the phone circuitry, to generate a pattern representative of the data, to process the pattern into a mirror image of the visual image, and to project the mirror image from a bottom end surface of the handset. The projection system includes an electro optic system for generating the pattern, and an optics system for projecting the mirror image onto the viewing surface.Type: ApplicationFiled: February 2, 2005Publication date: August 3, 2006Inventors: David Cathey, Steven Howell, James Cathey
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Publication number: 20060139988Abstract: A memory device includes isolation devices located between-memory cells. A plurality of isolation lines connects the isolation devices to a positive voltage during normal operations but still keeps the isolation devices in the off state to provide isolation between the memory cells. A current control circuit is placed between the isolation lines and a power node for reducing a current flowing between the isolation lines and the power node in case a deflect occurs at any one of isolation devices.Type: ApplicationFiled: February 21, 2006Publication date: June 29, 2006Inventors: Luan Tran, Stephen Porter, Scot Graham, Steven Howell
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Publication number: 20050229722Abstract: A device for receiving a sample of liquid, such as a sample of bodily liquid which is to be subjected to further analysis, may include a body having at least a major surface and a minor surface. A sample-receiving chamber may be located in the body and may have an inlet end which opens into the major and minor surfaces of the body. A conduit may be located in the body, extending from the outlet end of the chamber, and may be arranged so as to allow the liquid to pass from the outlet end into the conduit by capillary action.Type: ApplicationFiled: August 31, 2004Publication date: October 20, 2005Inventors: Steven Howell, James Troke
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Publication number: 20050099836Abstract: A memory device includes isolation devices located between memory cells. A plurality of isolation lines connects the isolation devices to a positive voltage during normal operations but still keeps the isolation devices in the off state to provide isolation between the memory cells. A current control circuit is placed between the isolation lines and a power node for reducing a current flowing between the isolation lines and the power node in case a deflect occurs at any one of isolation devices.Type: ApplicationFiled: November 29, 2004Publication date: May 12, 2005Inventors: Luan Tran, Stephen Porter, Scot Graham, Steven Howell
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Publication number: 20040132098Abstract: A process for producing an immunoadsorbant material, a surface of which comprises a molecule which incorporates at least a binding site of an antibody, which process comprises the step of exposing a solid surface of a material to a solution of a molecule which incorporates at least the binding site of an antibody such that the molecule adsorbs onto said surface, characterised in that said molecule is an antibody fragment attached through a covalent chemical bond to a second protein which is not the remainder of the corresponding antibody.Type: ApplicationFiled: June 30, 2003Publication date: July 8, 2004Applicant: UNILEVER PATENT HOLDINGS B.V.Inventors: Steven Howell, Cornelis P.E. van der Logt, Stephen Wilson
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Patent number: 6677288Abstract: There is provided a targeted bleaching composition comprising an organic substance which forms a complex with a transition metal, the complex catalyzing bleaching of a substrate by a precursor selected from atmospheric oxygen and/or a peroxyl species. The complex is bound to a recognizing portion having a high binding affinity for stains present on fabrics.Type: GrantFiled: May 24, 2001Date of Patent: January 13, 2004Assignee: Unilever Home & Personal Care USA, division of Conopco, Inc.Inventors: Bernard Lucas Feringa, Ronald Hage, Steven Howell, Neil James Parry, Johannes Gerardhus Roelfes, Cornelis Theodorus Verrips
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Patent number: 6670453Abstract: A multivalent antigen binding protein comprises a single polypeptide chain comprising, in series, two or more single domain binding units which are preferably heavy chain variable domains derived from an immunoglobulin naturally devoid of light chains. Methods for their production and uses thereof, in particular for diagnosis, immunoassay and purification methods are disclosed.Type: GrantFiled: April 27, 2000Date of Patent: December 30, 2003Assignee: Unilever Patent Holdings B.V.Inventors: Leon Gerardus Frenken, Steven Howell, Adrianus Marinus Ledeboer, Cornelis P van der Logt
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Patent number: 6642196Abstract: There is provided a method of delivering a benefit agent whereby a benefit agent is first loaded to a surface and subsequently unloaded and transferred and delivered to a second surface. More in particular, the benefit agent is first loaded onto a garment during a laundering process, and subsequently delivered to another surface. The benefit agents can be fragrance agents, perfumes, colour enhancers, fabric softening agents, polymeric lubricants, photoprotective agents, latexes, resins, dye fixative agents, encapsulated materials, antioxidants, insecticides, soil repelling agents, soil release agents, and cellulose fibers.Type: GrantFiled: December 20, 2000Date of Patent: November 4, 2003Assignee: Unilever Home & Personal Care USA division of Conopco, Inc.Inventors: Steven Howell, Julie Little, Cornelis Paul Van Der Logt, Neil James Parry
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Patent number: 6586384Abstract: A method of delivering a benefit agent to a selected area of a fabric for exerting a predetermined activity, wherein the area is pre-treated with a multi-specific binding molecule which has a high binding affinity to said area through one specificity and is capable of binding to said benefit agent through another specificity, followed by contacting said pre-treated area with said benefit agent, to enhance said pre-determined activity to said area. Preferably, the binding molecule is an antibody or fragment thereof, or a fusion protein comprising a cellulose binding domain and a domain having a high binding affinity to another ligand which is directed to said benefit agent. The method is useful for stain removal, perfume delivery, and treating collars and cuffs for wear.Type: GrantFiled: December 20, 2000Date of Patent: July 1, 2003Assignee: Unilever Home & Personal Care USA division of Conopco, Inc.Inventors: Sandra Hemmington, Steven Howell, Julie Little, Cornelis Paul Van Der Logt, Neil James Parry, Richard George Smith
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Patent number: 6579842Abstract: A method of delivering a benefit agent to fabric for exerting a pre-determined activity, wherein the fabric is pre-treated with a multi-specific binding molecule which has a high binding affinity to the fabric through one specificity and is capable of binding to the benefit agent through another specificity, followed by contacting the pre-treated fabric with the benefit agent, to enhance the pre-determined activity to the fabric. Preferably, the binding molecule is an antibody or fragment thereof, or a fusion protein comprising a cellulose binding domain and a domain having a high binding affinity to another ligand which is directed to said benefit agent. The method is useful for example for stain removal, perfume delivery, and treating collars and cuffs for wear.Type: GrantFiled: December 20, 2000Date of Patent: June 17, 2003Assignee: Unilever Home & Personal Care USA division of Conopco, Inc.Inventors: Steven Howell, Julie Little, Cornelis Paul Van Der Logt, Neil James Parry