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Attorney: Howell & Haferkamp, LC


Number of patents: 103
Last date: February 26, 2002

1      
NumberTitleIssue Date
6349502Cage for supporting vegetable plants in garden
A plant support for supporting plants that can be inserted into the soil without deforming. The support comprises a plurality of vertical members with opposite top and bottom ends. The bottom ends are adapted to engage with and penetrate into the earth to...
02/26/2002
6347469Magnetic message display and method of selectively framing messages of same
A magnetic display comprises a message sheet made of a magnetic sheet material having first and second opposite faces. The message sheet has a message section and a frame section each having first and second opposite faces. The first face of the message s...
02/19/2002
6314868Direct and indirect outdoor cooker
The present invention pertains to an outdoor cooker or barbeque that cooks food by providing direct or indirect heat from a heat source of the cooker to the food. The outdoor cooker has a gas or charcoal heat source that provides direct and indirect heat ...
11/13/2001
6302784Modular air vent assembly kit
A modular air vent assembly kit can be used to cover duct openings that supply a flow of heated or cooled air to a room in addition to covering duct openings that receive return air from a room. The modular air vent assembly kit is comprised of a base, a ...
10/16/2001
6302857Method and apparatus for lowering audible noise emissions from lithotriptors
A noise dampening shroud is configured to surround the generator of lithotriptor device to reduce the noise emissions caused as a result of the generation of acoustic shock waves during extracorporeal treatment of a patient. The shroud comprises an insula...
10/16/2001
6297003Methods for the detection of a novel hepatitis C virus (HCV) terminal 3' noncoding region
The invention relates to the discovery of a novel RNA sequence at the 3' terminal sequence of hepatitis C virus (HCV) genome RNA. Included in the invention are the 3' sequence, its complement, and their use for nucleic-acid based diagnostics and for devel...
10/02/2001
6296009Arm-driven sleeve valve with centralized drive mechanism
An arm-driven sleeve valve utilizes a single pin connection to transmit torque from a shaft of the sleeve valve to a pair of arm portions suspended therefrom for controlling the flow of fluid from the valve by axially moving a gate. The single pin connect...
10/02/2001
6296478Method and apparatus for cooling a furnace motor
A furnace includes a motor in a motor housing that drives a fan that draws heated air through a heat exchanger of the furnace and also draws a flow of air through the motor housing to cool the motor as well as the motor housing....
10/02/2001
6292991Apparatus and method for inserting corner members in channel-shaped flanges of a duct
Apparatus for inserting a corner member into channel-shaped flanges of a duct. The corner member has first and second legs. The duct includes longitudinally extending duct panels. The channel-shaped flanges of the duct extend laterally from at least one e...
09/25/2001
6293459Carton ventilation system
A partitioned container assembly for separating articles to be packaged in a container in a manner that facilitates ventilation of the compartments. The assembly includes one or more divider partitions configured to form an asymmetrical pattern of compart...
09/25/2001
6288507Motor drive circuit
A motor drive circuit is comprised of an H-bridge circuit which is formed of a flywheel diode and a switching device and connected to a motor coil; a current detecting circuit which is connected to the H-bridge circuit, has a plurality of shunt resistors,...
09/11/2001
6287707Biocompatible lubricious hydrophilic materials for medical devices
A biocompatible, lubricious, hydrophilic material useful for coating medical devices or for blending into polymer compositions intended for making medical devices comprises a terpolymer of 5 to 25 mole percent of a polymerisable monomer (1) having a polye...
09/11/2001
6269737Food cooking apparatus
A cooking apparatus includes a container, a spigot, a lid, and a food support. The container has a bottom surface and a side wall that extends upwardly from the bottom surface to a top edge of the side wall. The spigot is attached to the container side wa...
08/07/2001
6263557Apparatus and method for inserting angle plates in channel shaped flanges of a duct
Apparatus for inserting a corner member into channel-shaped flanges of a duct. The corner member has first and second legs. The duct includes longitudinally extending duct panels. The channel-shaped flanges of the duct extend laterally from at least one e...
07/24/2001
6257767Reduced cost bearing retainer
A bearing retainer that holds a bearing in a bearing seat of an electromagnetic device has a unique construction that reduces its cost of manufacture. The bearing retainer has a peripheral edge with a plurality of radially extending tabs centered in gaps ...
07/10/2001
6251228Photopolymer washout fluid solvent distillation apparatus and method
A waste photopolymer plate washout fluid solvent distillation apparatus includes a single enclosure enclosing a waste washout fluid container, a recovered solvent container, and a distillation unit in which waste washout is distilled by application of hea...
06/26/2001
6233742Glove with reversible liner storage pocket
A pair of gloves includes one of the two gloves having a reversible storage pocket or bag affixed between an exterior shell and an inner liner with a zippered closure. When stored within the glove, the gloves may be used as is normal. When the user is rea...
05/22/2001
6227544Card game for the simulation of a sports game
Apparatus for playing a game, particularly a simulated sports game, comprises a set of opaque cards, each card having two opposite faces carrying markings used in playing the game. Each face of each card is subdivided into discrete regions with the number...
05/08/2001
6222022Persephin and related growth factors
A novel growth factor, persephin, which belongs to the GDNF/neurturin family of growth factors, is disclosed. The human, mouse and rat amino acid sequences have been identified. Human, mouse and rat persephin genomic DNA sequences have been cloned and seq...
04/24/2001
6209709Dunnage infeed station
A dunnage infeed station is designed to receive generally planar dunnage objects such as tier sheets and tier sheet picture frames from a forklift and to deposit a stack of the dunnage objects onto a conveyor which transports the stack out from the infeed...
04/03/2001
6212184Fast scaleable methods and devices for layer four switching
Fast, scalable methods and devices are provided for layer four switching in a router as might be found in the Internet. In a first method, a grid of tries, which are binary branching trees, is constructed from the set of routing filters. The grid includes...
04/03/2001
6206702Methods and devices for treating unilateral neglect
Unilateral neglect is treated using a computer-controlled therapy system and method, and a stored computer program. A patient requiring therapy is placed in front of a computer controlled display. Stimuli are displayed on the screen to the patient, and re...
03/27/2001
6206376Apparatus and method of sealing a valve against increasing fluid pressure
A double lobed seal comprises first and second annular seals, each having a radially inwardly projecting annular lobe that engages against a sealing surface of a valve element in a valve housing to seal the valve element in its closed position. With incre...
03/27/2001
6206021Sleeve valve with clean out section
A sleeve valve comprises a sleeve and a gate. The sleeve includes an intake, a discharge nozzle section, and a clean-out section. The discharge nozzle section includes a plurality of nozzles. The sleeve is adapted for fluid flow from the intake through a ...
03/27/2001
6205830Method and apparatus for processing sheet metal
A sheet metal processing apparatus comprises a stretcher-leveler and a surface conditioner in combination. The stretcher leveler has an input end, an output end, and a stretching mechanism between the input and output ends. The input end of the stretcher-...
03/27/2001
6207393Inhibition of intracellular signal transduction by 14-3-3-binding peptides
Compositions and methods for inhibition of the intracellular activation of a signal transducing protein comprising phosphoserine containing peptides derived from the Raf-1 protein are disclosed. The peptides bind to 14-3-3 protein and thereby prevent its ...
03/27/2001
6202983Valve seal structured to prevent circumferential slippage
An annular valve seal is configured for use in rotational-type valve assemblies with valve housings having an internal annular groove adapted to receive a portion of the seal therein. The seal comprises an annular interior surface and an annular exterior ...
03/20/2001
6202319Grain dryer heat exchanger
A heat exchanger for use on existing grain dryers or integral to new grain dryers that recovers heat from the moist hot exhaust air leaving the grain columns and uses this recovered heat to preheat ambient air being drawn into the grain dryer via a blower...
03/20/2001
6203034Transportable container
A transportable container comprises a container body, a handle, a sleeve member, and a caster assembly. The container body includes a base and a plurality of sidewalls extending generally upwardly from the base to define a container interior. One of the c...
03/20/2001
6196726Method of constructing a self-aligned, rigid spherical bearing assembly
A bearing assembly permits one bearing bushing to be employed in both applications that permit self-aligning pivoting movement of a rotating shaft and applications that rigidly support a rotating shaft, thereby eliminating the need to inventory two differ...
03/06/2001
6193409Tank agitator having a clean-in-place shaft and seal assembly
An agitator assembly includes a dynamic or rotary seal which has a pusher for mechanically separating the seal members as the agitator is moved into a clean-in-place orientation. There are three embodiments of the invention, with all embodiments including...
02/27/2001
6189168Air cell pillow
An air cell pillow comprised of an air cushion with independent air cells extending outwardly from a common base sheet, the air cushion encased by a cover, the cover having a top, bottom and four side panels arranged generally in a box shape, the top and ...
02/20/2001
6188158Self-locking retaining member for use in a dynamoelectric device
A dynamoelectric device utilizes retaining members to prevent the windings from migrating into the air-gap between the stator and the rotor. The retaining members used in the device are axially self-locking, thereby preventing undesired axial translation ...
02/13/2001
6184484Switch with slotted terminal arm
A two position switch of an electric motor has an actuator that is biased by a resilient terminal arm into sliding engagement with an annular collar of a centrifugal actuator. The centrifugal actuator collar controls movement of the switch actuator which ...
02/06/2001
6179452Aircraft lighting system
A flexible lighting fixture includes an elongate channel having a bottom, opposing sides, first and second ends. An elongate electroluminescent lamp, having first and second ends, is disposed in the channel, between the opposing sides, with the first end ...
01/30/2001
6181037Electric motor centrifugal actuator overspeed guard
An overspeed guard for an electric motor centrifugal actuator closely conforms to the peripheral contour of the component parts of the actuator and prevents the component parts from separating from the centrifugal actuator on overspeed of the actuator....
01/30/2001
6177749Polygonal shaft hole rotor
A laminated rotor for an induction motor has a plurality of ferro-magnetic laminations mounted axially on a rotor shaft. Each of the plurality of laminations has a central aperture in the shape of a polygon with sides of equal length. The laminations are ...
01/23/2001
6177249Method for nucleic acid analysis using fluorescence resonance energy transfer
A method for detecting the presence of a target nucleotide or sequence of nucleotides in a nucleic acid is disclosed. The method is comprised of forming an oligonucleotide labeled with two fluorophores on the nucleic acid target site. The doubly labeled o...
01/23/2001
6165732Method for identifying apoptosis modulating compounds
Methods for identifying apoptosis-modulating compounds using lipid bilayers are provided. One method involves contacting a compound of interest with a lipid bilayer which contains an ion-channel formed by an anti-apoptotic or pro-apoptotic polypeptide of ...
12/26/2000
6166094Blowing agent and method for producing foamed polymers and related compositions
A silicate-based blowing agent and method for producing foamed polymer; provides a blowing agent containing at least one metal silicate, boric acid or a salt thereof, a peroxy compound, a reaction initiator and, optionally, a desiccant. The blowing agent ...
12/26/2000
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