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| Number | Title | Issue Date |
| 8438807 | Firestop drain assembly A firestop drain assembly for mounting in a partition to prevent fire on one side of the partition from moving through the firestop drain assembly to the other side of the partition. The firestop drain assembly can achieve an F-rating and a T-rating of at least one ... | 05/14/2013 |
| 8414368 | Fan damper A damper assembly for use with an axial fan to prevent air from entering the discharge side of the fan when the fan is at idle. The damper assembly includes a damper door having multiple sections. The sections are able to pivot independently in response to the air f... | 04/09/2013 |
| 8347792 | Portable utility shelf A portable utility shelf having a first shell pivotably connected to a second shell. A channel having a slot is located in the front surface of at least one of the shells. A fastener is mounted in the slot in the channel. The fastener allows for mounting one shell o... | 01/08/2013 |
| 8342585 | Drum lifter A drum lifter for lifting and moving empty and full chimed and unchimed drums. The lifter includes a cross member with grippers at each end. The grippers include a cam block with a cam rotatably mounted in the cam block. ... | 01/01/2013 |
| 8251763 | Life jacket beacon The beacon for increasing the visibility of a person floating in water. The beacon includes a flotation core constructed of a buoyant material, an outer cover and an attachment mechanism. The attachment mechanism allows the beacon to be attached to a user, user's cl... | 08/28/2012 |
| 8191330 | Firestop drain assembly A firestop drain assembly for mounting in a partition to prevent fire on one side of the partition from moving through the firestop drain assembly to the other side of the partition. The firestop drain assembly can achieve an F-rating and a T-rating of at least one ... | 06/05/2012 |
| 7913718 | Noise reduction system A noise reduction system for use with a DWV system to reduce the noise emitted from the DWV system when waste water flows through the DWV system. The noise reduction system includes a sleeve and a spacer. The noise reduction system is mounted on the pipes and fittin... | 03/29/2011 |
| RE42031 | Pneumatically actuated beltless conveyor A pneumatically actuated, beltless conveyor assembly includes a housing, a drive system supported by the housing and at least one transport tray supported by the housing and operatively connected to the drive system. The drive system includes a seal-less pneumatic e... | 01/18/2011 |
| RE41962 | Pneumatically actuated beltless conveyor A pneumatically actuated, beltless conveyor assembly includes a housing, a drive system supported by the housing and at least one transport tray supported by the housing and operatively connected to the drive system. The drive system includes a seal-less pneumatic e... | 11/30/2010 |
| 7824873 | Blood test kit A blood crossmatching apparatus, kit and methods for testing the compatibility of mammals for blood transfusion. Particulate layers in the apparatus allow nonagglutinated red blood cells to permeate through, while agglutinated red blood cells cannot. The apparatus a... | 11/02/2010 |
| 7810847 | Sleeve coupling A waterproof sleeve coupling for use in a partition for preventing liquid from leaking through a penetration in the partition either adjacent to or through the sleeve coupling. The sleeve coupling has a flexible water stop mounted in sealing contact with a sleeve so... | 10/12/2010 |
| 7562648 | High pressure fuel line with connection head and method for forming A jointless connection head for a fuel line for use in a high pressure fuel connection assembly for a high pressure fuel system and a method for forming the connection head without brazing. The connection head has an essentially spherical outer surface with a liner ... | 07/21/2009 |
| 6941946 | Air and water hose apparatus for firefighters An air and water hose apparatus for use in an air supply system for firefighters. The air and water hose apparatus has an air hose completely within the water hose. The air and water hose apparatus comprises only a single length of the overall water hose of the syst... | 09/13/2005 |
| D589127 | Plumbing fitting | 03/24/2009 |
| 7449329 | Blood test kit A blood crossmatching apparatus, kit and methods for testing the compatibility of mammals for blood transfusion. Particulate layers in the apparatus allow nonagglutinated red blood cells to permeate through, while agglutinated red blood cells cannot. The apparatus a... | 11/11/2008 |
| 7229237 | Tool for removing an object from a workpiece A tool for removing an object from a hole in a workpiece which includes a first and second arm pivotably connected together. Each arm having an opening between the ends. The second arm also has a drill hole at the second end. A liner bushing and a drill bushing can ... | 06/12/2007 |
| 7225725 | Bi-directional pneumatic motor A pneumatic motor for providing bi-directional linear motion including a motor housing having a cylinder bore and a piston mounted on a piston rod positioned in the cylinder bore. The ends of the piston rod extend beyond the ends of the cylinder bore. The cylinder b... | 06/05/2007 |
| D542725 | Vehicle wheel | 05/15/2007 |
| 7147810 | Drapable diamond thin films and method for the preparation thereof Wetted thin diamond films which are drapable are described. The films are mounted on various substrates and used as windows for electromagnetic radiation or form a surface coating on an article of manufacture. ... | 12/12/2006 |
| 7144753 | Boron-doped nanocrystalline diamond A conductive boron doped nanocrystalline diamond is described. The boron doped diamond has a conductivity which uses the boron in the crystals as a charge carrier. The diamond is particularly useful for electrochemical electrodes in oxidation-reduction reactions and... | 12/05/2006 |
| 7120982 | Method for attaching a head and neck support device to a helmet A post attachment device for connecting a helmet to a head and neck support. The device includes a post anchor having a base, a button, a resilient member, a post, a retainer and a catch having a slot with a larger first section connected by a channel to a smaller s... | 10/17/2006 |
| 7055845 | Adjustable hitch A vertically adjustable hitch having a locking latch. The hitch is quickly adjustable along a vertical hitch bar using pins to secure the hitch. The upper portion of the first end of the body is offset from the center of the mounting base for the hitch in a first di... | 06/06/2006 |
| 6978523 | Post attachment device A post attachment device for connecting a helmet to a head and neck support. The device includes a post anchor having a base, a button, a resilient member, a post, a retainer and a catch having a slot with a larger first section connected by a channel to a smaller s... | 12/27/2005 |
| 6971660 | Kingpin adaptor system A kingpin adaptor system which enables a fifth wheel trailer to be connected to a towing vehicle having an upside down kingpin. The kingpin adaptor system includes an inverted fifth wheel head assembly and a kingpin adaptor. The kingpin of the fifth wheel trailer is... | 12/06/2005 |
| 6966100 | Tool having a support The present invention relates to an improved method and device for supporting a tool (16, 16A, 16B, 16C, 16D, 16E 16F, 16G or 16H) or display item (16J) on the rim (17, 47A or 87) of a cont... | 11/22/2005 |
| 6953320 | Ventilation fan A ventilation fan assembly (10) having a fan (22) mounted in a housing (12) and a shutter assembly (60). The housing has a square inlet portion (12C), a circular center portion (12E) and a conical outlet portion (12D)... | 10/11/2005 |
| 6908093 | Kingpin coupler A kingpin coupler for allowing a user to connect a trailer having a kingpin to a towing vehicle. The kingpin coupler includes a head assembly, casting, jaws and a locking slide bar. The jaws are pivotably mounted in the housing and are biased into the open position ... | 06/21/2005 |
| 6901700 | Combination planter A combination pot includes an outer pot, one (1) or more inner pots and a support frame to support the inner pots in the outer pot. The support frame has a main frame structure and one (1) or more basket supports. The basket supports are connected to the main frame ... | 06/07/2005 |
| 6883187 | Toilet flange assembly A flange assembly (10) for connecting a plumbing fixture to a drain pipe (106) in a fluid sealing relationship. The flange assembly includes a ring (12), an extension (20), a gasket (24) and a connector pipe (30). The extens... | 04/26/2005 |
| 6880693 | Conveyor motor having bellows A differential impulse conveyor having a conveyor motor which uses bellows to provide the driving force for the conveyor. The conveyor includes a housing within which is mounted the conveyor motor. The conveyor motor has a pair of bellows, a drive plate and a fluid ... | 04/19/2005 |
| 6837556 | Method and kit for constructing a cabinet A cabinet and a method and kit for constructing a cabinet (10, 210, 310). The cabinet includes a top plate (12, 312), a bottom plate (16, 216, 316), side or corner panels (20, 220, 320) and rods (22, 222, 322). The components of th... | 01/04/2005 |
| 6827626 | Marionette A marionette having a controller and a puppet. The controller having a pair of control wings pivotably connected at the second end to one end of a control rod. The other end of the control rod is connected to the puppet. The puppet can have a human form with a head,... | 12/07/2004 |
| 6824157 | Telescoping tower hitch assembly An adjustable hitch assembly for mounting in the bed of a truck. The hitch assembly includes a mounting assembly for removably securing the hitch assembly in the bed of the truck. The mounting assembly has end rails and side rails with a mounting sleeve mounted betw... | 11/30/2004 |
| 6802316 | Tracheostomy valve A tracheostomy valve (10) having a low profile for use on a tracheal tube (100) of a user. The tracheostomy valve is a unidirectional valve which allows gases to enter into the tracheal tube but does not allow gases to exit the tracheal tube through th... | 10/12/2004 |
| 6795987 | Trap guard device A valve for use in a floor drain to prevent the backflow of fluids from the drain system. The valve includes a valve member and a collar. The first end of the valve member is mounted to the outer surface of the second portion of the collar. In the normal position, t... | 09/28/2004 |
| 6761020 | Delineator pole and mower attachment A delineator pole (10) and a mower attachment (100) for turning the delineator pole is described. The delineator pole includes a top portion (10A), a center portion (10C) and a bottom portion (10B) and is intended to be rotatably m... | 07/13/2004 |
| 6722492 | Conveyor motor having bellows A differential impulse conveyor having a conveyor motor which uses bellows to provide the driving force for the conveyor. The conveyor includes a housing within which is mounted the conveyor motor. The conveyor motor has a pair of bellows, a drive plate and a fluid ... | 04/20/2004 |
