Patents by Inventor David Stead
David Stead 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: 20240016915Abstract: The invention relates to methods for producing an RSV F protein trimer in a fed batch cell culture.Type: ApplicationFiled: September 30, 2021Publication date: January 18, 2024Applicant: Pfizer Inc.Inventors: Shelby Hutchins BREEN, Cameron Albert HARRINGTON, Michaela Evelina JACOBS, Jason Arnold LOTVIN, Bhanu Chandra MULUKUTLA, David STEAD, Madhuresh SUMIT
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Patent number: 11253293Abstract: A fluid vessel insertion device (10), typically for medical use, comprises a puncture member (18) arranged for locaton within a sleeve (20), and a retraction mechanism (44, 48, 60) for retracting the puncture member relative to the sleeve. The puncture member (18) is retractable in use between a first condition in which an end (18A) of the puncture member protrudes beyond an end (24) of the sleeve and a second condition in which the end of the puncture member is within the sleeve (20). The retraction mechanism (44, 48, 60) actuates the puncture member between the first and second conditions in response to fluid pressure at the end (18A) of the puncture member. The device may be used during positioning of the sleeve in a desired fluid vessel, such as, for example, during intravenous cannulation.Type: GrantFiled: November 2, 2017Date of Patent: February 22, 2022Assignee: OLBERON LIMITEDInventors: Amin H. A. Al-Habaibeh, Arash Bakhtyari-Nejad-Esfahani, Thomas David Stead
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Publication number: 20180064465Abstract: A fluid vessel insertion device (10), typically for medical use, comprises a puncture member (18) arranged for locaton within a sleeve (20), and a retraction mechanism (44, 48, 60) for retracting the puncture member relative to the sleeve. The puncture member (18) is retractable in use between a first condition in which an end (18A) of the puncture member protrudes beyond an end (24) of the sleeve and a second condition in which the end of the puncture member is within the sleeve (20). The retraction mechanism (44, 48, 60) actuates the puncture member between the first and second conditions in response to fluid pressure at the end (18A) of the puncture member. The device may be used during positioning of the sleeve in a desired fluid vessel, such as, for example, during intravenous cannulation.Type: ApplicationFiled: November 2, 2017Publication date: March 8, 2018Inventors: Amin H.A. Al-Habaibeh, Arash Bakhtyari-Nejad-Esfahani, Thomas David Stead
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Patent number: 9866784Abstract: Methods, systems, and products generate a programming guide. An association is stored between programming events and a package of programming. The programming guide is generated as a programming grid of cells that displays a wrapper surrounding all cells in the programming grid of cells that are associated with the programming events in the package of programming.Type: GrantFiled: November 18, 2011Date of Patent: January 9, 2018Assignee: AT&T INTELLECTUAL PROPERTY I, L.P.Inventor: David Steading
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Patent number: 9038109Abstract: Methods, systems, and products are disclosed for generating an enhanced programming guide. Programming events are associated as packages of programming. The programming guide is generated as a programming grid of cells. The programming grid lists a wrapper associated with each package and each package's associated events. The wrapper surrounds all the cells in the programming grid that are associated with the events for each package.Type: GrantFiled: December 3, 2008Date of Patent: May 19, 2015Assignee: AT&T INTELLECTUAL PROPERTY I, L.P.Inventors: David Steading, John Stefanik
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Patent number: 8640159Abstract: Methods, systems, and devices are disclosed for reducing bandwidth consumption in a switched broadcast multimedia distribution system. When a subscriber requests a channel, bandwidth is allocated to deliver a current program to the subscriber via the requested channel. The allocated bandwidth is then terminated upon expiration of a timer. The timer may have a defined value, or the timer may correspond to program scheduling.Type: GrantFiled: September 17, 2004Date of Patent: January 28, 2014Assignee: AT&T Intellectual Property I, L.P.Inventor: David Steading
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Publication number: 20130338577Abstract: A fluid vessel insertion device (10), typically for medical use, comprises a puncture member (18) arranged for location within a sleeve (20), and a retraction mechanism (44, 48, 60) for retracting the puncture member relative to the sleeve. The puncture member (18) is retractable in use between a first condition in which an end (18A) of the puncture member protrudes beyond an end (24) of the sleeve and a second condition in which the end of the puncture member is within the sleeve (20). The retraction mechanism (44, 48, 60) actuates the puncture member between the first and second conditions in response to fluid pressure at the end (18A) of the puncture member. The device may be used during positioning of the sleeve in a desired fluid vessel, such as, for example, during intravenous cannulation.Type: ApplicationFiled: March 9, 2012Publication date: December 19, 2013Applicant: OLBERON MEDICAL INNOVATION SASInventors: Amin H.A. Al-Habaibeh, Arash Bakhtyari-Nejad-Esfahani, Thomas David Stead
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Publication number: 20120128326Abstract: Methods, systems, and products generate a programming guide. An association is stored between programming events and a package of programming. The programming guide is generated as a programming grid of cells that displays a wrapper surrounding all cells in the programming grid of cells that are associated with the programming events in the package of programming.Type: ApplicationFiled: November 18, 2011Publication date: May 24, 2012Applicant: AT&T INTELLECTUAL PROPERTY I, L.P.Inventor: David Steading
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Patent number: 8082567Abstract: Methods, systems, and products are disclosed for providing programming. An electronic programming guide (EPG) is received. The EPG has events associated with products and a programming grid simultaneously listing a wrapper associated with each product and each product's associated events. An input is received that scrolls from one product to another product within the electronic programming guide. Another input is received that scrolls from one event to another event within the same product.Type: GrantFiled: October 24, 2005Date of Patent: December 20, 2011Assignee: AT&T Intellectual Property I, L. P.Inventor: David Steading
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Publication number: 20100230088Abstract: A storage combination boiler system and a method for providing heating, comprising: a domestic combined heat and power (dchp) unit, which provides a heat output and an electricity output; a first piping system, containing fluid which is heated by the heat output of the dchp unit; a second piping system, containing fluid which is heated by transfer of heat from the fluid in the first piping system using a heat exchanger; and a storage vessel, located within the first piping system, downstream from the heat exchanger, for receiving and storing fluid within that first piping system so as to provide a thermal store for the heat in the first piping system.Type: ApplicationFiled: December 19, 2007Publication date: September 16, 2010Applicant: MICROGEN ENGINE CORPORATION HOLDING B.V.Inventors: David Clark, David Steade
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Patent number: 7600245Abstract: A program source is linked to event information, which is coupled via a broadcast programming communication system to a number of subscribers. Each of the subscribers to the broadcast communication system has a device for displaying programming information. The subscriber is able to perform a variety of functions to select a program of interest. Subscribers can select, view, and purchase packages or events therein. The subscriber can scroll from event wrapper to event wrapper, within the same product or between products. Furthermore, while in the product scrolling mode the subscriber may interactively purchase a multi-event PPV product by using command buttons on a remote control.Type: GrantFiled: December 27, 2000Date of Patent: October 6, 2009Assignee: AT&T Intellectual Property I, L.P.Inventors: David Steading, John Stefanik
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Publication number: 20090133068Abstract: Methods, systems, and products are disclosed for generating an enhanced programming guide. Programming events are associated as packages of programming. The programming guide is generated as a programming grid of cells. The programming grid lists a wrapper associated with each package and each package's associated events. The wrapper surrounds all the cells in the programming grid that are associated with the events for each package.Type: ApplicationFiled: December 3, 2008Publication date: May 21, 2009Inventors: David Steading, John Stefanik
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Patent number: 7070721Abstract: A hollow fiber microfiltration (MF) membrane is provided. The casting solution used to make this membrane includes a fiber-forming polymer having a degree of polymerization greater than about 1000, a water-soluble polymer, an anhydride with about 2 to 12 carbon atoms, and a solvent. The membrane is formed by mixing and heating these components to form a viscous dope and then extruding the dope through an annular orifice to form a hollow fiber MF membrane. The hollow fiber membrane is then fed through a coagulation bath and two leaching baths. The membrane is especially useful for filtering liquids, such as wine and juice, so as to remove bacteria, gel, and solid particles from the liquids.Type: GrantFiled: October 21, 2004Date of Patent: July 4, 2006Assignee: Koch Membrane SystemsInventors: Jiang Ji, Candeloro DiCecca, Edward M. Schulz, Mahesh Mehta, David Stead, David McKinley, David H. Koch
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Publication number: 20060117347Abstract: Methods, systems, and products are disclosed for providing programming. An electronic programming guide (EPG) is received. The EPG has events associated with products and a programming grid simultaneously listing a wrapper associated with each product and each product's associated events. An input is received that scrolls from one product to another product within the electronic programming guide. Another input is received that scrolls from one event to another event within the same product.Type: ApplicationFiled: October 24, 2005Publication date: June 1, 2006Inventor: David Steading
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Publication number: 20060064729Abstract: Methods, systems, and devices are disclosed for reducing bandwidth consumption in a switched broadcast multimedia distribution system. When a subscriber requests a channel, bandwidth is allocated to deliver a current program to the subscriber via the requested channel. The allocated bandwidth is then terminated upon expiration of a timer. The timer may have a defined value, or the timer may correspond to program scheduling.Type: ApplicationFiled: September 17, 2004Publication date: March 23, 2006Inventor: David Steading
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Publication number: 20050289638Abstract: Methods, systems, and products are disclosed for providing video and IP data over a common, shared coaxial interface. One method receives radio frequency signals via an input of a device. The input includes an interface to a coaxial cable. Packets of data are also received via the same input. Demodulation then recovers the packets of data and/or the radio frequency signals.Type: ApplicationFiled: June 24, 2004Publication date: December 29, 2005Inventor: David Steading
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Publication number: 20050103716Abstract: A hollow fiber microfiltration (MF) membrane is provided. The casting solution used to make this membrane includes a fiber-forming polymer having a degree of polymerization greater than about 1000, a water-soluble polymer, an anhydride with about 2 to 12 carbon atoms, and a solvent. The membrane is formed by mixing and heating these components to form a viscous dope and then extruding the dope through an annular orifice to form a hollow fiber MF membrane. The hollow fiber membrane is then fed through a coagulation bath and two leaching baths. The membrane is especially useful for filtering liquids, such as wine and juice, so as to remove bacteria, gel, and solid particles from the liquids.Type: ApplicationFiled: October 21, 2004Publication date: May 19, 2005Inventors: Jiang Ji, Candeloro DiCecca, Edward Schulz, Mahesh Mehta, David Stead, David McKinley, David Koch
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Patent number: 6890435Abstract: A hollow fiber microfiltration (MF) membrane is provided. The casting solution used to make this membrane includes a fiber-forming polymer having a degree of polymerization greater than about 1000, a water-soluble polymer, an anhydride with about 2 to 12 carbon atoms, and a solvent. The membrane is formed by mixing and heating these components to form a viscous dope and then extruding the dope through an annular orifice to form a hollow fiber MF membrane. The hollow fiber membrane is then fed through a coagulation bath and two leaching baths. The membrane is especially useful for filtering liquids, such as wine and juice, so as to remove bacteria, gel, and solid particles from the liquids.Type: GrantFiled: January 28, 2002Date of Patent: May 10, 2005Assignee: Koch Membrane SystemsInventors: Jiang Ji, Candeloro DiCecca, Edward M. Schulz, Mahesh Mehta, David Stead, David McKinley, David H Koch
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Publication number: 20030141251Abstract: A hollow fiber microfiltration (MF) membrane is provided. The casting solution used to make this membrane includes a fiber-forming polymer having a degree of polymerization greater than about 1000, a water-soluble polymer, an anhydride with about 2 to 12 carbon atoms, and a solvent. The membrane is formed by mixing and heating these components to form a viscous dope and then extruding the dope through an annular orifice to form a hollow fiber MF membrane. The hollow fiber membrane is then fed through a coagulation bath and two leaching baths. The membrane is especially useful for filtering liquids, such as wine and juice, so as to remove bacteria, gel, and solid particles from the liquids.Type: ApplicationFiled: January 28, 2002Publication date: July 31, 2003Applicant: Koch Membrane SystemsInventors: Jiang Ji, Candeloro DiCecca, Edward M. Schulz, Mahesh Mehta, David Stead, David McKinley, David H. Koch
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Publication number: 20020047894Abstract: The system according to this invention comprises a program source linked to event information, which is coupled via a broadcast programming communication system to a number of subscribers. Each of the subscribers to the broadcast communication system has a device for displaying programming and either coupled to the display device or built into the display device is one component thereof, a set top box by which the subscriber is able to perform a variety of functions to select and cause to be displayed a program of interest. Subscribers can select, view information able particular packages or events therein and purchase desired packages or events therein. The invention accomplishes these features by packaging associated PPV events into products that are contained within a single product wrapper. To view individual events, the system allows a subscriber to remotely cause the EPG system to enter a second viewing mode.Type: ApplicationFiled: December 27, 2000Publication date: April 25, 2002Inventors: David Steading, John Stefanik