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...During the Civil War, the Confederacy established its own Patent Office which issued 266 patents, a third of which concerned implements of war.
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| Number | Title | Issue Date |
| 6827837 | Method for recovering trace elements from coal The present invention is directed to a method for the recovery of one or more trace elements including gold and one or more platinum group elements from coal. More particularly, the present invention may specify parameters for the selection of coal for combustion, t... | 12/07/2004 |
| D576960 | Six button control head | 09/16/2008 |
| D576959 | Three button control head | 09/16/2008 |
| 7383879 | Well string injection system and method A continuous feed injection unit used for example for injection and removal of continuous well string from wells operates in a dual speed configuration. The unit comprises a first hydraulic motor, a second hydraulic motor, cooperating continuous well string gripping... | 06/10/2008 |
| 7309109 | Axle extension An axle extension assembly for extending an axle having a longitudinal axle bore. The axle extension assembly includes a shaft having an axle bore insert portion that is adapted for insertion in the longitudinal axle bore. The axle bore insert portion includes a bor... | 12/18/2007 |
| 7261493 | Device and method for laying and joining pipe A pipe installation device and a method for laying consecutive lengths of bell and spigot pipe. The pipe installation device installs sequential pipe lengths. The pipe installation device includes a pipe supply system and a pipe alignment system attached to a carria... | 08/28/2007 |
| D544805 | Warning light | 06/19/2007 |
| 7225647 | Leather working tool and method for cutting a leather strip A leather working tool and a method for cutting a leather strip. The strip cutting tool includes a tool head adapted for placement at least partially through the aperture formed through the sheet of material. A tool shaft is attached to and extends from the tool hea... | 06/05/2007 |
| 7214140 | Golfer training aid A golfer training aid formed, preferably, of a synthetic turf. A first swing channel is defined by an area between opposing uprights projecting from an upper surface of the mat. A second swing channel is defined by a cut-away portion of the mat. The first swing path... | 05/08/2007 |
| 7192007 | Jack adapter A jack adapter for connecting a jack to a vehicle including a trailer hitch having a tubular cross member and/or a towing lug of a vehicle to provide alternate locations at which a jack may be connected to a vehicle. ... | 03/20/2007 |
| 7183938 | Rotating beacon system A rotating beacon system and a method for synchronizing multiple rotating beacons. The rotating beacon system includes two or more rotating beacons and a feedback based control system adapted to sense an angular position of each of the two or more rotating beacons a... | 02/27/2007 |
| 7122116 | Water treatment system A water treatment system that includes a water storage tank fluidly connected to a water source through an inlet, a chlorination device fluidly connected to the water storage tank and the inlet, a media filter vessel at least partially contained within the water sto... | 10/17/2006 |
| 7086924 | Modular cavity nesting for hymenoptera A modular nest including a backing member including a pair of generally opposing leafs connected to a spine and a removable nesting substrate including a plurality of grooves formed on a first face, the plurality of grooves forming a plurality of nesting cavities wh... | 08/08/2006 |
| 7073260 | Knife assembly A knife assembly for use in a food cutting apparatus includes a compression ring adapted for threaded engagement with a base ring. The compression ring includes a threaded collar that tapers thinner towards its leading edge. The blade support ring tapers thinner tow... | 07/11/2006 |
| 7071816 | Audible alert device and method for the manufacture and programming of the same An audible alert device includes a pulse width modulated signal generator. The audible alert device and method for manufacturing the audible alert device also provides resonant frequency and decibel peaking capabilities. Resonant frequency and decibel peaking routin... | 07/04/2006 |
| 7037042 | Device and method for laying and joining pipe An auto-advancing pipe installation device and a method for laying consecutive lengths of bell and spigot pipe. The auto-advancing pipe installation device installs sequential lengths of pipe in a trench. The auto-advancing pipe installation device includes a locomo... | 05/02/2006 |
| 7023353 | Warning device status circuit including a status output device A warning device including a status and function indicator circuit for indicating the status and function of the warning device. In a visual warning device such as a strobe light, the status and function indicator circuit includes a status output device such as an L... | 04/04/2006 |
| D514010 | Alarm housing | 01/31/2006 |
| 6923104 | Tensive cutting assembly A tensive cutting assembly includes a tensionable cutting member formed of a strip of material, typically metal, which is formed having a serpentine configuration. The tensionable cutting member is removably mounted on a tensive cutting head. The tensive cutting hea... | 08/02/2005 |
| 6911153 | Method and apparatus for treating fluid mixtures with ultrasonic energy A method and apparatus for treating mixtures with ultrasonic energy. In one embodiment, the mixture can include a selected constituent and the method can include directing a continuous flow of the mixture into a treatment apparatus and altering a phase and/or a chem... | 06/28/2005 |
| 6899940 | Absorbent mat assembly An absorbent mat assembly including a petroleum resistant mat having a bottom panel and a raised perimeter forming a recess. An absorbent pad is placed within the recess and a fluid permeable backflow prevention member and a fluid permeable mesh are placed over the ... | 05/31/2005 |
| D499697 | Switch adapter | 12/14/2004 |
| 6818128 | Apparatus for directing ultrasonic energy An apparatus and method for transmitting ultrasonic energy. The apparatus may include a vessel, such as a conduit, having a first end, a second end, and a vessel axis between the first and second ends. An ultrasonic energy emitter is positioned toward the first end ... | 11/16/2004 |
| 6799495 | Tensionable blade and blade assembly for a wedge cut product A blade assembly for cutting a food product such as potatoes or vegetables in a wedge configuration. The blade assembly includes a blade head to which a blade is attached and tensioned by a tensioning assembly. The blade is attached to the blade head with a first en... | 10/05/2004 |
| 6720883 | Warning device status circuit including a status output device A warning device including a status and function indicator circuit for indicating the status and function of the warning device. In a visual warning device such as a strobe light, the status and function indicator circuit includes a status output device such as an L... | 04/13/2004 |
| 6712060 | Archery bow string loop release accessory A bow string loop release including a flexible strand having two opposing and spaced-apart loop ends connected by a durable center release engagement portion. The preferred bow string loop release includes a center release engagement portion formed of a resilient, t... | 03/30/2004 |
| 6679534 | Device for inserting and removing lighting tubes A device including adjustably opposing jaws for grasping a lighting tube for insertion into or removal from a lighting fixture. The device includes a handle having a head bracket attached to or formed at a first end of the handle. The head bracket support... | 01/20/2004 |
| 6644503 | Single publication vending device A publication vending device for vending a single publication per vend cycle. The single publication vending device includes a forward transport assembly located within a housing and connected to a carriage for reciprocating movement with the carriage. A ... | 11/11/2003 |
| 6645131 | Hydrostatic tool system An hydrostatic tool system including a tool assembly having a hydrostatic tool holder for holding a rotating tool, for example a machine or cutting tool. The hydrostatic tool system may also include a tool storage system, a tool transport system and a too... | 11/11/2003 |
| 6641125 | Vise stop A vise stop for positioning a workpiece in a vise includes a crossbar having a first end, a second end and a mounting surface. The crossbar is attachable to the vise and a first stop arm is pivotally connected to the crossbar first end for positioning a w... | 11/04/2003 |
| 6629669 | Controlled spin projectile A projectile and a method of launching a projectile from a barrel. The projectile of the present invention may be matched to a pre-selected barrel rifling to produce a controlled spin rate. Controlled spin rate is characterized by substantially balanced f... | 10/07/2003 |
| 6619631 | Modular fence panel fence cap A fence cap and a fence cap system for bridging a gap between a corner of a first fence panel and a corner of an attached second fence panel by bridging and forming a closure over a gap between a corner of a first fence panel and a corner of an attached s... | 09/16/2003 |
| 6601491 | Tensive cutting assembly A tensive cutting assembly includes a tensionable cutting member formed of a strip of material, typically metal, which is formed having a serpentine configuration. The tensionable cutting member is removably mounted on a tensive cutting head. The tensive ... | 08/05/2003 |
| 6575241 | Downhole communication apparatus A device for moving a tool lengthwise in a passageway such as a pipe or oil well hole, with a power or signal conduit connected between the tool and outside of the passageway, consists of a solid rod with a groove along the rod's length, the groove extend... | 06/10/2003 |
| 6453837 | Watercraft beaching device A watercraft beaching device 10 includes one or more collapsible upright supports 11 and 12 which hold a pair cushioned hull engagement surfaces 13 in spaced apart relationship. Advantageously, hull engagement surfaces 13 are elongated to engage more than... | 09/24/2002 |
| 6418833 | Recoil spring tube assembly An improved recoil spring tube assembly for an auto-loading firearm includes a recoil spring slideable within a recoil spring tube and including a recoil spring follower all manufactured of a corrosion resistant material. The bore of the recoil spring tub... | 07/16/2002 |
| 6412313 | Trailer security device A trailer security device includes a housing configured to permit placement over a trailer hitching device with the housing enclosing an enlarged perimeter segment of a trailer hitch. An enlarged perimeter segment is defined as an end portion of the trail... | 07/02/2002 |
| 6405615 | Fixture for snowboard edge finishing tool A fixture for positioning an abrasive tool above a running surface of a snowboard for beveling a snowboard edge including a head having one or more feet, each foot including an indexing portion for indexing the fixture against a marginal side of the snowb... | 06/18/2002 |
| 6386566 | Freewheeling drive having forward, reverse and braking capability A drive system for a velocipede, such as a tricycle, which includes forward and reverse pedaling capabilities as well as coasting and braking capabilities.... | 05/14/2002 |
