Patents by Inventor David Nicolas
David Nicolas 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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Patent number: 12258292Abstract: The present disclosure concerns an aluminosilicate having a Blaine fineness of about 500 m2/kg to about 3000 m2/kg and/or a specific surface area of about 4 m2/g to about 20 m2/g, as well as the uses thereof. The present disclosure also comprises a dry cementing composition and a mortar or concrete composition, the compositions comprising said aluminosilicate. The present disclosure also comprises a process for the manufacture of aluminosilicate. The process comprises: roasting a spodumene concentrate in an acid medium; leaching the acidic roast spodumene concentrate so as to obtain a mixture comprising a solid comprising the aluminosilicate and a leachate; and separating the aluminosilicate from the leachate in an acid medium, wherein said aluminosilicate contains a calcium concentration of less than about 5%.Type: GrantFiled: June 7, 2023Date of Patent: March 25, 2025Assignee: NEMASKA LITHIUM INC.Inventors: Jean-François Magnan, David-Nicolas Allen
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Patent number: 12201202Abstract: The present invention relates to a hair straightening apparatus having two arms pivotably coupled together and a heating plate on a facing side of at least one arm. A central pack disposed between the first arm and the second arm and coupled to the hair styling apparatus at the hinge end and a biasing means adapted to support the central pack symmetrically between the first arm and the second arm.Type: GrantFiled: November 20, 2019Date of Patent: January 21, 2025Assignee: Dyson Technology LimitedInventors: Richard David Nicolaou, Frederick Stuart Grotrian, George Normile Elliot Baxter, Nathan Haruna Waters Imhasly, Rory William Beaumont, Stephen Benjamin Courtney, Maurizio Ballarati, Alexander Edward Hughes, Robert Mark Brett Coulton
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Publication number: 20230391668Abstract: The present disclosure concerns an aluminosilicate having a Blaine fineness of about 500 m2/kg to about 3000 m2/kg and/or a specific surface area of about 4 m2/g to about 20 m2/g, as well as the uses thereof. The present disclosure also comprises a dry cementing composition and a mortar or concrete composition, the compositions comprising said aluminosilicate. The present disclosure also comprises a process for the manufacture of aluminosilicate. The process comprises: roasting a spodumene concentrate in an acid medium; leaching the acidic roast spodumene concentrate so as to obtain a mixture comprising a solid comprising the aluminosilicate and a leachate; and separating the aluminosilicate from the leachate in an acid medium, wherein said aluminosilicate contains a calcium concentration of less than about 5%.Type: ApplicationFiled: June 7, 2023Publication date: December 7, 2023Applicant: NEMASKA LITHIUM INC.Inventors: Jean-François MAGNAN, David-Nicolas ALLEN
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Patent number: 11685689Abstract: The present disclosure concerns an aluminosilicate having a Blaine fineness of about 500 m2/kg to about 3000 m2/kg and/or a specific surface area of about 4 m2/g to about 20 m2/g, as well as the uses thereof. The present disclosure also comprises a dry cementing composition and a mortar or concrete composition, the compositions comprising said aluminosilicate. The present disclosure also comprises a process for the manufacture of aluminosilicate. The process comprises: roasting a spodumene concentrate in an acid medium; leaching the acidic roast spodumene concentrate so as to obtain a mixture comprising a solid comprising the aluminosilicate and a leachate; and separating the aluminosilicate from the leachate in an acid medium, wherein said aluminosilicate contains a calcium concentration of less than about 5%.Type: GrantFiled: November 27, 2019Date of Patent: June 27, 2023Assignee: NEMASKA LITHIUM INC.Inventors: Jean-François Magnan, David-Nicolas Allen
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Publication number: 20220324755Abstract: The present disclosure concerns an aluminosilicate having a Blaine fineness of about 500 m2/kg to about 3000 m2/kg and/or a specific surface area of about 4 m2/g to about 20 m2/g, as well as the uses thereof. The present disclosure also comprises a dry cementing composition and a mortar or concrete composition, the compositions comprising said aluminosilicate. The present disclosure also comprises a process for the manufacture of aluminosilicate. The process comprises: roasting a spodumene concentrate in an acid medium; leaching the acidic roast spodumene concentrate so as to obtain a mixture comprising a solid comprising the aluminosilicate and a leachate; and separating the aluminosilicate from the leachate in an acid medium, wherein said aluminosilicate contains a calcium concentration of less than about 5%.Type: ApplicationFiled: November 27, 2019Publication date: October 13, 2022Applicant: NEMASKA LITHIUM INC.Inventors: Jean-François MAGNAN, David-Nicolas ALLEN
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Publication number: 20220145673Abstract: A push button lock mechanism is remotely and manually operable. The mechanism has a lock cylinder that is rotatable when a key is located therein; an actuator that is connected to the lock cylinder to be rotated thereby and that is biased toward an outwards position; a locking gear formed to be rotated by the actuator between a first position in which the actuator is prevented from passing therethrough and a second position in which the actuator can pass therethrough from the outwards position to an inwards position; a push button for linearly moving the actuator through the locking gear from the outwards position to the inwards position; and a remotely operable motor that acts to rotate the locking gear between the first position and the second position when operated. The motor can be remotely operated by a radio frequency fob or any other passive keyless operating device.Type: ApplicationFiled: April 8, 2020Publication date: May 12, 2022Applicant: TriMark Europe LimitedInventor: Euan David Nicolas Clark
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Patent number: 10953359Abstract: The present invention relates to an appliance comprising, a regenerative filter for filtering a fluid flow, having at least one filter, a filter regenerator for regenerating the regenerative filter, a turbine for driving the filter regenerator, the turbine being driven by the fluid flow passing through the appliance during its use.Type: GrantFiled: June 28, 2016Date of Patent: March 23, 2021Assignee: Dyson Technology LimitedInventors: Richard David Nicolaou, Edward Sebert Maurice Shelton
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Patent number: 10842332Abstract: The present invention relates to a surface cleaning apparatus comprising a regenerative filter having at least one filter, the at least one filter comprising a plurality of layers of filter material, the filter having a first filtering configuration where the plurality of layers are held together such that air to be cleaned can pass through the plurality of layers of filter media during use of the surface treating apparatus, and a second regeneration configuration wherein at least a portion of one of the plurality of layers of filter material is spaced from the remainder of the layers of filter material for regeneration, and a filter regenerator for regenerating the filter material.Type: GrantFiled: June 28, 2016Date of Patent: November 24, 2020Assignee: Dyson Technology LimitedInventor: Richard David Nicolaou
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Patent number: 10327528Abstract: A heating plate for a hair styling appliance, the heating plate having a length, a depth and a width. The heating plate includes a first continuous hair facing surface and a second surface opposite the first surface. The heating plate includes at least one groove which run across the width of the heating plate, each groove extends from the second surface towards the first surface and allows the heating plate to flex.Type: GrantFiled: December 9, 2016Date of Patent: June 25, 2019Assignee: Dyson Technology LimitedInventors: Guy Francis Charles Cowdry, Richard David Nicolaou
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Patent number: 9809492Abstract: The invention relates to a substrate (30) coated on one face (31) with a multilayer of thin films (34) comprising at least one metal functional layer (140) based on silver or made of silver and two antireflective coatings (120, 160), the said antireflective coatings each comprising at least one antireflective layer (124, 164), the said functional layer (140) being disposed between the two antireflective coatings (120, 160), characterized in that the said metal functional layer (140) is a discontinuous layer having a surface area occupation factor in the range between 50% and 98%, or even between 53% and 83%.Type: GrantFiled: November 22, 2013Date of Patent: November 7, 2017Assignees: SAINT-GOBAIN GLASS FRANCE, CENTRE NATIONAL DE LA RECHERCHE SCIENTIFIQUE (C.N.R.S)Inventors: Lina Alzate, Davy Dalmas, Etienne Barthel, David Nicolas, Benoit Georges
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Patent number: 9805332Abstract: One embodiment is directed to a tray for use in a subrack of a rack. The tray comprises a printed circuit board configured so that a plurality of connections can be made at a plurality of positions on the printed circuit board, each of the plurality of connections involving at least one connector positioned on a patch side of the plurality of positions and the least one connector having a device associated therewith in which information is stored. The tray is configured so that either side of the positions can be used as the patch side. The tray is configured so that the devices associated with the connectors involved in making the connections at the patch side can be read via the tray. The devices associated with the connections can be implemented, for example, using RFID tags or connection point identifier (CPID) storage devices (such as EEPROMs).Type: GrantFiled: February 13, 2013Date of Patent: October 31, 2017Assignees: CommScope Connectivity UK Limited, CommScope Connectivity Belgium BVBAInventors: David Mather, Ian Miles Standish, Kristof Johan Jeuris, Stephen Lambourn, Peter Baston, David Nicolas Atkinson, John Michael Hulse
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Patent number: 9361600Abstract: One embodiment is directed to a subrack comprising a backplate and at least one tray configured so that a plurality of connections can be made at a plurality of positions on the tray. Each of the plurality of connections involves at least one connector having information stored in a device associated therewith that can be read. The backplate and the tray are configured so that the tray can be selectively attached and removed from the backplate. The backplate and the tray are configured so that the devices associated with the connectors involved in making the connections can be read via the tray. The devices associated with the connections can be implemented, for example, using RFID tags or connection point identifier (CPID) storage devices (such as EEPROMs).Type: GrantFiled: February 13, 2013Date of Patent: June 7, 2016Assignees: Tyco Electronics UK Ltd, Tyco Electronics Raychem BVBAInventors: David Mather, Ian Miles Standish, Kristof Johan Jeuris, Stephen Lambourn, Peter Baston, David Nicolas Atkinson, John Michael Hulse
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Patent number: 9337958Abstract: A modem for communicating application data over a voice channel comprises an adaptive modulator, a mixer, and a vocoder. The adaptive modulator modulates application data as a function of a source application of the application data and feedback information of the voice channel. The modulated data is inputted to the mixer. The vocoder processes the mixed data for transmission through the voice channel.Type: GrantFiled: February 23, 2015Date of Patent: May 10, 2016Assignee: Sogics Corporation LimitedInventors: Arnaud David Nicolas Muller, Chieh-Yuan Chao
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Patent number: 9226366Abstract: The present invention relates to a lighting control system, comprising a control unit comprising a memory in which control programs are recorded. The control programs are capable of controlling the optical transmission through an active window pane with electro-controllable optical transmission properties and are capable of controlling an electro-controllable lighting device. The system furthermore comprises a coloration sensor for measuring a value representative of a coloration of the light. The control programs are capable of controlling the lighting generated by the lighting device as a function of the value supplied by the coloration sensor.Type: GrantFiled: December 14, 2011Date of Patent: December 29, 2015Assignee: SAINT-GOBAIN GLASS FRANCEInventors: Julien Orillard, David Nicolas
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Publication number: 20150321951Abstract: The invention relates to a substrate (30) coated on one face (31) with a multilayer of thin films (34) comprising at least one metal functional layer (140) based on silver or made of silver and two antireflective coatings (120, 160), the said antireflective coatings each comprising at least one antireflective layer (124, 164), the said functional layer (140) being disposed between the two antireflective coatings (120, 160), characterized in that the said metal functional layer (140) is a discontinuous layer having a surface area occupation factor in the range between 50% and 98%, or even between 53% and 83%.Type: ApplicationFiled: November 22, 2013Publication date: November 12, 2015Applicants: SAINT-GOBAIN GLASS FRANCE, CENTRE NATIONAL DE LA RECHERCHE SCIENTIFIQUE (C.N.R.S.)Inventors: Lina Alzate, Davy Dalmas, Etienne Barthel, David Nicolas, Benoit Georges
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Publication number: 20150244500Abstract: A modem for communicating application data over a voice channel comprises an adaptive modulator, a mixer, and a vocoder. The adaptive modulator modulates application data as a function of a source application of the application data and feedback information of the voice channel. The modulated data is inputted to the mixer. The vocoder processes the mixed data for transmission through the voice channel.Type: ApplicationFiled: February 23, 2015Publication date: August 27, 2015Inventors: Arnaud David Nicolas Muller, Chieh-Yuan Chao
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Patent number: D919178Type: GrantFiled: November 13, 2019Date of Patent: May 11, 2021Assignee: Dyson Technology LimitedInventors: Alexander Stuart Knox, Stephen Benjamin Courtney, Andrew Drummond Flynn, Richard David Nicolaou, Frederick Stuart Grotrian, Samuel James Czerpak, Ian Dwight Sansom, Leanne Joyce Garner
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Patent number: D919179Type: GrantFiled: November 13, 2019Date of Patent: May 11, 2021Assignee: Dyson Technology LimitedInventors: Alexander Stuart Knox, Stephen Benjamin Courtney, Andrew Drummond Flynn, Richard David Nicolaou, Frederick Stuart Grotrian, Samuel James Czerpak, Ian Dwight Sansom
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Patent number: D919180Type: GrantFiled: November 13, 2019Date of Patent: May 11, 2021Assignee: Dyson Technology LimitedInventors: Alexander Stuart Knox, Stephen Benjamin Courtney, Andrew Drummond Flynn, Richard David Nicolaou, Frederick Stuart Grotrian, Samuel James Czerpak, Ian Dwight Sansom
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Patent number: D935692Type: GrantFiled: March 18, 2020Date of Patent: November 9, 2021Assignee: Dyson Technology LimitedInventors: Stephen Benjamin Courtney, Richard David Nicolaou, Andrew Drummond Flynn, Yuankang Liu, Imogen Elizabeth Adams, Low Chen Nyeow, Yiqun Steven Ong, Rory Antony Nicholas Fisher, Charlotte Anne Tatham