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Congdon, US

Edward B. Congdon, Eden Prairie, MN US

Patent application numberDescriptionPublished
20090050079Economizer for a steam generator - An economizer for a heat recovery steam generator utilized to improve the efficiency of the Rankine cycle by preheating the water that flows to the evaporator section. The economizer multi-pass sections include up-flow tubes only. This arrangement greatly reduces thermal stresses on the tubes by ensuring that each individual tube in any fluid-flow pass operates at the same or similar temperature. The design of the invention does this by causing all tubes in any fluid-flow pass to have the same upwards fluid flow direction and similar fluid flow velocity. No unstable backflow (i.e. flow in the reverse direction) occurs in any of the tubes. Heated down-flow tube sections are totally eliminated in this design. Respective jumper pipes are provided to conduct the water from the top of an economizer panel to the bottom of an adjacent panel.02-26-2009

Joseph P. Congdon, Sandy, UT US

Patent application numberDescriptionPublished
20100160518Controlled Nucleated Polymer Composition - The present subject matter relates generally to a controlled nucleated polymer composition comprising: (1) a polyolefin resin; (II) a nucleator; and (III) a nucleation regulator.06-24-2010

Paul T. Congdon, Granlte Bay, CA US

Patent application numberDescriptionPublished
20100118885PREDICTIVE PACKET FORWARDING FOR A NETWORK SWITCH - A network switch includes a predictor using data in a packet to predict a flow for the packet. A forwarding engine forwards at least a portion of the packet on a switch fabric to an egress port in the switch determined from the predicted flow. The forwarding engine is operable to forward the packet on the switch fabric to the egress port determined from the predicted flow prior to a lookup module determining a flow from a lookup.05-13-2010

Paul T. Congdon, Granite Bay, CA US

Patent application numberDescriptionPublished
20080229393Method and apparatus for access security services - One embodiment disclosed relates to a method for a switch to respond to a new client. A new client is detected at a port of the switch. The switch temporarily assigns the port to be an untagged member of a virtual local area network (VLAN) which is configured for unauthorized clients. Initialization services are provided to the new client via the unauthorized-client VLAN. The new client may be authenticated by way of an authentication session using the unauthorized-client VLAN. If the new client is authenticated, then the untagged membership of the port in the unauthorized-client VLAN is dropped, and the port is assigned to be an untagged member of a specified VLAN.09-18-2008
20080265915METHOD OF DETECTING A NETWORK CABLING CHANGE - A system and method of detecting a network cabling change comprises measuring cable parameters of a cable to create a baseline signature of the cable and storing the baseline signature in a memory. The system and method is operable to detect a cable change based upon a comparison of the stored baseline signature and a subsequent cable measurement. A network device operable to perform the above method comprises a physical layer device that transmits signals into a coupled cable and receives return signals from the cable, a cable diagnostic module that measures cable parameters, a memory operable to store a baseline cable signature, and a controlling system that compares subsequently measured cable parameters to the baseline cable signatures to detect a cable change.10-30-2008
20080267179Packet processing - Network devices, systems, and methods are provided for packet processing. One network device includes a network chip including logic and a number of network ports for the device for receiving and transmitting packets therefrom. The logic is operable to group a number of ports into a membership group based on a criteria, and define a filter index in association with a network packet to indicate the membership group.10-30-2008
20110007746Establishing Network Quality of Service for a Virtual Machine - A system and method for implementing a VM to identify a data packet for transmission, the data packet including a QoS the data packet is to receive as compared to another QoS that another data packet is to receive. The system and method further includes a SNIC to pull the data packet from the VM based upon the QoS the data packet is to receive. The system and method may also include a link scheduler module to transmit the data packet based upon the QoS the data packet is to receive. The system and method may also include a receiver to receive a management instruction from a network management device, the management instruction to dictate the QoS the data packet is to receive based upon a SLA.01-13-2011
20110125949Routing packet from first virtual machine to second virtual machine of a computing device - A networking packet is to be sent from a first virtual machine of a computing device to a second virtual machine of the computing device. A hardware network interface controller (NIC) of the computing device is to determine whether the networking packet is to be routed from the first virtual machine to the second virtual machine in accordance with a first approach or a second approach, based upon one or more considerations regarding a state of the computing device. The hardware NIC is then to control routing of the networking packet in accordance with the first approach or the second approach.05-26-2011

Patent applications by Paul T. Congdon, Granite Bay, CA US

Robert Congdon, Arlington, MA US

Patent application numberDescriptionPublished
20090293127System for Protecting a Computing System from Harmful Active Content in Documents - A system protects a computing device from potentially harmful code in a document by receiving a data structure representation of the document and adding dynamically one or more definitions of potentially harmful active content to an editable configuration file. Each definition identifies potentially harmful active content and specifies an action to be performed on that potentially harmful active content if that potentially harmful active content is found in the document. The editable configuration file is parsed to generate a data structure representation of the one or more definitions in the editable configuration file. The data structure representation of the document is compared with the data structure representation of the one or more definitions of potentially harmful active content to identify potentially harmful active content within the document. The document is modified to render harmless any identified potentially harmful active content before presenting the document to the computing device.11-26-2009

Terry L. Congdon, Fairport, NY US

Patent application numberDescriptionPublished
20080204525FLUID PORT SEAL WITH SURFACE HAVING CHANNELS - A seal for an ink-discharge port on a printer ink cartridge, according to various embodiments of the present invention, is disclosed. The seal has a surface containing channels that oppose a direction in which the port is configured to discharge ink from the ink cartridge. Such channels facilitate the retention of ink by the seal during removal of the seal, thereby reducing the likelihood of ink spillage during such removal.08-28-2008

Thomas Congdon, Dunlap, IL US

Patent application numberDescriptionPublished
20090056174Soil slicing spade bit and machine using same - Soil is captured into a bowl attached to a frame of a scraper machine by maneuvering the machine while a cutting bit attached to the bowl slices through the underlying soil. The bowl is supported on the frame, and the soil cutting is accomplished via a spade bit attached to the bowl at a cut opening. The spade bit has a cutting edge with a forward protrusion flanked by swept back segments. A top surface of the spade bit may be contoured with a central ridge flanked by a twist contour surface to urge soil towards opposite sides of the bowl.03-05-2009