Patents by Inventor Lee Underwood
Lee Underwood 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).
-
Patent number: 11928326Abstract: One or more embodiments of the present disclosure include a content management system that allows a user to easily activate a camera while viewing digital content. For example, a content management system can provide a graphical user interface that includes a scroll element that allows a user to navigate through digital content. In addition, a user can interact with the scroll element to activate a camera. For instance, a user can activate a camera by scrolling the scroll element to and/or beyond a particular position.Type: GrantFiled: October 19, 2022Date of Patent: March 12, 2024Assignee: Dropbox, Inc.Inventors: Ramesh Balakrishnan, Christopher Lee, George Milton Underwood
-
Publication number: 20220363577Abstract: Disclosed is a method of treating a clinical analyser wastewater stream containing a first concentration of azide ions in solution, comprising at least the step of passing the clinical analyser wastewater stream through an anodic oxidation chamber having one or more anodic oxidation cells to provide a post-chamber treated water stream, said treated water stream having a second concentration of azide ions in solution that is less than the first concentration of azide ions in solution. A clinical analyser treatment apparatus comprising an anodic oxidation chamber having one or more anodic oxidation cells able to reduce a concentration of azide ions is also disclosed.Type: ApplicationFiled: August 27, 2020Publication date: November 17, 2022Applicant: VWS (UK) LimitedInventors: Lee Underwood, John Walker, James Keary
-
Publication number: 20220194816Abstract: A method of providing a dispense purified water stream from a water purification apparatus involving passing a water inlet stream through a first water purification station to provide a first internal purified water stream, passing the first internal purified water stream to an internal reservoir, and providing a second internal purified water stream from the reservoir, passing the second internal purified water stream into a recirculation loop, measuring the conductivity of the second internal purified water stream; passing the second internal purified water stream to a second water purification station to provide a third internal purified water stream passing the recirculated water return stream into the internal reservoir; calculating the purity of the first internal purified water stream using the measurement of the conductivity of the second internal purified water stream.Type: ApplicationFiled: March 27, 2020Publication date: June 23, 2022Inventors: Nigel EMERY, Lee UNDERWOOD, Paul Matthew NGUI
-
Publication number: 20220162108Abstract: A water purification apparatus including a first water purification station for a first internal purified water stream. A valve selects either a first dispense purified water stream or a first continuing water stream or both. An internal reservoir receives the first continuing water stream to hold a volume of second purified water, and provides a second internal purified water stream. A second valve able dispenses the second dispense purified water stream. A second water purification station receives the second internal purified water and provides a third internal purified water stream. A third valve selects from the third internal purified water stream either a third dispense purified water stream, or a third continuing water stream, or both. A recirculation loop returns the third continuing water stream into the internal reservoir. A pump pumps the second internal purified water stream from the internal reservoir around the recirculation loop.Type: ApplicationFiled: March 27, 2020Publication date: May 26, 2022Inventors: Nigel EMERY, Lee UNDERWOOD, Paul Matthew NGUI
-
Publication number: 20210387871Abstract: A hand-holdable portable water purifying and dispensing unit is described comprising at least a housing, a purified water inlet, a further-purified water dispense outlet, a dispense operator, a reservoir, one or more water further-purification devices, and an internal water recirculation pump and pathway, said pathway including the reservoir and the one or more water further-purification devices. Optionally, the reservoir has a volume in the range 100 ml to 2000 ml, preferably in the range 200 ml and 1000 ml.Type: ApplicationFiled: October 24, 2019Publication date: December 16, 2021Applicant: VWS (UK) LIMITEDInventors: Nigel EMERY, Lee UNDERWOOD
-
Patent number: 10414676Abstract: A method of providing at least two outlet purified water streams from a water purification system by providing a first purified water into a first reservoir able to provide an outlet purified water stream. At least a portion of the first purified water is passed from the first reservoir through a water purification process to provide an ultra-purified water stream. The ultra-purified water stream is passed to a second reservoir. An excess of ultra-purified water is provided into the second reservoir beyond a pre-determined quantity, The excess ultra-purified water in the second reservoir is allowed to flow from the second reservoir into the first reservoir. An outlet from the water purification system of an ultra-purified water stream is provided from the second reservoir.Type: GrantFiled: June 7, 2013Date of Patent: September 17, 2019Assignee: VWS (UK) LTD.Inventors: Alan Denton Mortimer, Lee Underwood, John Andrew Walker
-
Publication number: 20190175680Abstract: Nanoparticles may be derived from whole fruit. The nanoparticles may have a particles size less than about 1000 nanometers. The compositions may be used in nutraceutical products, dietary supplements, added to food or drinks, and combinations thereof.Type: ApplicationFiled: March 22, 2017Publication date: June 13, 2019Inventor: Robert Lee UNDERWOOD
-
Publication number: 20190075832Abstract: Nanoparticles may be derived from whole fruit and whole vegetables to form various compositions. The compositions may have a total anthocyanin concentration ranging from about 60 mg to about 2000 mg per 100 g of nanoparticles. The nanoparticles may have a particles size less than about 1000 nanometers. The compositions may be used in nutraceutical products, dietary supplements, added to food or drinks, topical agents, and combinations thereof.Type: ApplicationFiled: November 15, 2018Publication date: March 14, 2019Inventor: Robert Lee UNDERWOOD
-
Patent number: 9665852Abstract: A system is disclosed for facilitating maintenance of water treatment apparatus at multiple locations and which include multiple components designed with an operational life that is greater than an apparatus exchange duration. The system includes tracking the usage of each component and determining an exchange date for an existing apparatus. A refurbished apparatus is sent to the location when the existing apparatus is at or near its exchange date. The operational life remaining for each component in the existing apparatus is determined based on the usage of the component. Each component that has operational life remaining that is less than the exchange duration for use as a refurbished apparatus is removed and replaced or refurbished so as to create a refurbished unit.Type: GrantFiled: May 13, 2014Date of Patent: May 30, 2017Assignee: VWS (UK) LTD.Inventors: Lee Underwood, Alan Denton Mortimer, Mathew Hammond
-
Patent number: 9611160Abstract: A clinical analyser wastewater treatment apparatus is disclosed including a carbonator section. Preferably there is also an anodic oxidation section and a UV oxidation section, as well as a heavy metal removal section. The anodic oxidation section may include a conductive diamond anode. The apparatus may include a measurement device downstream of the carbonator section and a control system to control the operation of the carbonator. The measurement device is preferably a pH sensor.Type: GrantFiled: July 2, 2013Date of Patent: April 4, 2017Assignee: VWS (UK) LTD.Inventors: Lee Underwood, Paul Whitehead, Alan Denton Mortimer, Jean-Pierre Spanu, James Keary
-
Publication number: 20150332181Abstract: A system is disclosed for facilitating maintenance of water treatment apparatus at multiple locations and which include multiple components designed with an operational life that is greater than an apparatus exchange duration. The system includes tracking the usage of each component and determining an exchange date for an existing apparatus. A refurbished apparatus is sent to the location when the existing apparatus is at or near its exchange date. The operational life remaining for each component in the existing apparatus is determined based on the usage of the component. Each component that has operational life remaining that is less than the exchange duration for use as a refurbished apparatus is removed and replaced or refurbished so as to create a refurbished unit.Type: ApplicationFiled: May 13, 2014Publication date: November 19, 2015Inventors: Lee Underwood, Alan Denton Mortimer, Mathew Hammond
-
Patent number: 9096445Abstract: A water purification apparatus comprising at least: (a) one or more water purification components in a housing; and (b) a handset integral with the housing, and moveable between a supported position on the housing and a suspended position beyond the housing, the handset including one or more water purification controls thereon. In this way, at least one control of the purification of the water in the housing is operative on the handset, which handset is useable either in its supported position on the housing or in its suspended position beyond the housing, whichever is most convenient to the user. More convenience is therefore provided to a user by the present invention compared with conventional purification apparatus.Type: GrantFiled: October 14, 2009Date of Patent: August 4, 2015Assignee: VWS (UK) LimitedInventor: Lee Underwood
-
Patent number: 9097672Abstract: A system for detecting presence of an organism having an enzyme in a sample, comprising: a cartridge for containing the sample and a substrate such that the enzyme can react with the substrate to produce a biological molecule; a partitioning element mounted in a recess in a base of the cartridge, the partitioning element allowing partitioning of the biological molecule thereinto; a light source for irradiating the biological molecule partitioned into the partitioning element; and, a detector for detecting fluorescence of the biological molecule partitioned into the partitioning element, the detected fluorescence being indicative of presence of the organism in the sample; wherein the light source is in a raised cartridge mount of the system that mates with the recess in the base of the cartridge.Type: GrantFiled: June 17, 2011Date of Patent: August 4, 2015Assignees: QUEENS'S UNIVERSITY AT KINGSTON, PATHOGEN DETECTION SYSTEMS, INC.Inventors: R. Stephen Brown, Eric Marcotte, Doug Wilton, Peter Gallant, David Dolphin, Lee Underwood
-
Patent number: 9056703Abstract: A container, comprising: a body; and, a closure; wherein the closure has a lid hinged to a ring mounted on the body, the lid moveable from an open position to a closed position; wherein the lid has a tab hinged thereto for: inserting into and engaging a slot formed in the ring as the lid is moved to the closed position from the open position to thereby lock the lid in the closed position; or, receiving and engaging a pin head of a pin mounted on the ring in a hole formed in the tab to thereby hold the lid in the closed position, the pin configured to detach from the ring when the tab and lid are returned to the opened position.Type: GrantFiled: June 17, 2011Date of Patent: June 16, 2015Assignees: QUEEN'S UNIVERSITY AT KINGSTON, PATHOGEN DETECTION SYSTEMS, INC.Inventors: R. Stephen Brown, Eric Marcotte, Doug Wilton, Peter Gallant, David Robinson, Les Stokes, Peter Holdcroft, Matthew Miles, Simon Wilkinson, Lee Underwood
-
Publication number: 20150151992Abstract: A method of providing at least two outlet purified water streams from a water purification system by providing a first purified water into a first reservoir able to provide an outlet purified water stream. At least a portion of the first purified water is passed from the first reservoir through a water purification process to provide an ultra-purified water stream. The ultra-purified water stream is passed to a second reservoir. An excess of ultra-purified water is provided into the second reservoir beyond a pre-determined quantity, The excess ultra-purified water in the second reservoir is allowed to flow from the second reservoir into the first reservoir. An outlet from the water purification system of an ultra-purified water stream is provided from the second reservoir.Type: ApplicationFiled: June 7, 2013Publication date: June 4, 2015Inventors: Alan Denton Mortimer, Lee Underwood, John Andrew Walker
-
Patent number: 8888923Abstract: A sanitant component comprising a sanitant to sanitize at least a part of a water purification apparatus and/or a water distribution apparatus and one or more sanitant receivers to receive residual sanitant and/or sanitant products from the water purification apparatus and/or water distribution apparatus. In this way, residual sanitant and/or sanitant products from the water purification apparatus and/or water distribution apparatus can be conveniently collected back into the sanitizing component for easier, and/or quick and/or more convenient disposal.Type: GrantFiled: October 14, 2009Date of Patent: November 18, 2014Assignee: VWS (UK) LimitedInventors: Lee Underwood, Alan Mortimer
-
Patent number: 8883000Abstract: A water purification apparatus comprising at least: (a) one or more water purification components to provide a purified water stream, preferably having a conductivity of less than 1 ?S/cm; and (b) a stepper motor (35) to control the dispense of the purified water stream (28) from the water purification apparatus. Stepper motors can provide very fine and accurate control of the dispense of the purified water stream from the water purification apparatus, which control is unaffected by the flow or flow rate of the purified water stream.Type: GrantFiled: October 14, 2009Date of Patent: November 11, 2014Assignee: VWS (UK) LimitedInventors: Lee Underwood, Matthew Dobson
-
Publication number: 20140158628Abstract: A clinical analyser wastewater treatment apparatus is disclosed including a carbonator section. Preferably there is also an anodic oxidation section and a UV oxidation section, as well as a heavy metal removal section. The anodic oxidation section may include a conductive diamond anode. The apparatus may include a measurement device downstream of the carbonator section and a control system to control the operation of the carbonator. The measurement device is preferably a pH sensor.Type: ApplicationFiled: July 2, 2013Publication date: June 12, 2014Inventors: Lee Underwood, Paul Whitehead, Alan Denton Mortimer, Jean-Pierre Spanu, James Keary
-
Patent number: 8657984Abstract: A method for fabricating a grid-stiffened panel which incorporates a network of fluid channels and passageways into the ribs and face sheet is described. The method is comprised of a base tooling assembly, an expansion tooling assembly, a composite prepreg, plugs, a face sheet and a network of valves and pumps, wherein the prepreg is draped over said expansion tooling and assembled with the base tooling assembly to form a rib structure. Channel plugs are placed therein such that gaps between adjacent expansion tooling blocks are filled, and the entire rib structure assembly is autoclaved. The face sheet may be comprised of a plurality of layers, whereby channels are machined into the lower layer(s). The upper layer(s) are bonded to the lower layer(s) to seal the channels, and said face sheet is bonded to the rib structure.Type: GrantFiled: July 26, 2010Date of Patent: February 25, 2014Assignee: The United States of America as Represented by the Secretary of the Air ForceInventors: Andrew D. Williams, Richard Lee Underwood, Jr., Greg Thomas Busch
-
Patent number: 8650935Abstract: A method of determining the TOC of a purified water stream is disclosed comprising at least the steps of: passing a supply water stream through a water purification apparatus including an oxidizer to provide a purified water stream, and dispensing at least a portion of the purified water stream; stopping the dispense of the purified water stream and recirculating the purified water stream as a recirculating water stream through at least a portion of the water purification apparatus including the oxidizer to provide a re-oxidized water stream; and measuring the conductivity value of the re-oxidized water stream to determine the TOC of the purified water stream. In this way, a determination of the TOC of the purified water stream of can be provided without requiring a dedicated TOC monitor at the point of dispense of the purified water stream.Type: GrantFiled: October 14, 2009Date of Patent: February 18, 2014Assignee: VWS (UK) LimitedInventors: Lee Underwood, Paul Whitehead