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Attorney: Lathrop & Clark


Number of patents: 285
Last date: September 21, 1999

1                
NumberTitleIssue Date
5955714Roll-over shunt sensor
A ferromagnetic shunt is pivotally mounted to a housing to form a pendulum which swings between a reed switch and a magnet. As long as the shunt remains between the reed switch and the magnet the reed switch remains open. The shunt is held or biased betwe...
09/21/1999
5913750Feline exercise and entertainment center
A regulated and effective means of exercising cats, which also serves as a cat perch and central cat feeding and hygiene station has a frame constructed of conventional dimensioned timber which supports a horizontal perch in cantilever fashion. An incline...
06/22/1999
5901857Bar screen bar mount
A clamping bar assembly for a bar screen with a plurality of screen bars and in which at least one leg extends downwardly from each bar and a bar support beam extends below the bars. The bar of this invention includes a plurality of spacers positioned on ...
05/11/1999
5888353Flatsided parabolic header for headboxes
For distributing stock evenly across the face of a tube bank in a papermaking machine, the stock supply header has an increasing change in cross-sectional area per unit width traveling from the inlet end to the recirculation end of the header. The header ...
03/30/1999
5887782High stacking strength automatic corrugated box
A quick-assembly corrugated box has an automatic bottom panel which extends from a side panel, and has two converging reverse-scored fold lines which extend outwardly from the side panel. End flaps are folded up from the automatic bottom panel and are adh...
03/30/1999
5887358Pocket ventilation and sheet support system in a papermaking machine dryer section
A dryer section in a papermaking machine has two reversing rolls to form a pocket between each pair of dryers in a dryer tier. The first reversing roll is a vacuum roll and the second reversing roll is a grooved roll. A blow box is disposed between the tw...
03/30/1999
5871100Security battery package
Batteries are displayed for consumer purchase in a package which provides a means for spacing an electronic article surveillance sensor from the batteries contained within the package. By spacing the sensor away from the metal case of the batteries the in...
02/16/1999
5868259Overhead drive bar screen
Two racks of parallel spaced bars are supported for oscillatory motion from overhead drive shafts having eccentric cam surfaces. A first drive shaft is driven by a belt connected to a motor, and a second shaft is connected to the first shaft for synchroni...
02/09/1999
5859277Silicon-containing solid support linker
A compound of the formula ##STR1## where R is a solid support; R1 and R2 are alkyl, unsubstituted alkyl, or phenyl, and where R1 and R2 can be the same or different, for use in solid-phase synthesis....
01/12/1999
5842665Launch vehicle with engine mounted on a rotor
A launch vehicle which employs a rotor similar to a helicopter. The vehicle has a four bladed rotor which is mounted on the vehicle body. The body of the vehicle includes propellant tanks and a payload compartment contained within an integral aeroshell. R...
12/01/1998
5843529Pre-metering rod
A pre-metering rod is located between a coating applicator and an air knife, and replaces the smoothing roll in some existing air knife applications. The pre-metering rod consists of a small diameter rod of about one and one-half inches in diameter that r...
12/01/1998
5840156Froth flotation process for deinking wastepaper using multiflow pressurized deinking module
A mixture of air and paper stock made from recycled paper from which the ink particles have been chemically released is injected into a cylindrical processing vessel. Added surfactants create a foam from the air as it rises through the stock and cause the...
11/24/1998
5836119Window sash
The window sash of this invention employs strips of extruded plastic materials which are connected together by mechanical fasteners into an inner sash. The inner sash has barbed protrusions formed on the interior and the exterior which define interior and...
11/17/1998
5833808Method of controlling curl employing inline headbox edge flow control valve
The headbox apparatus of this invention contributes to the production of a paper web of uniform fiber orientation by controlling the edge flow of stock into the headbox nozzle through adjustable valves positioned in edge tubes in closed loop with a fiber ...
11/10/1998
5829597Air density system with air recirculation and gyrating bar feeder
A air density separation has a vertical air separation chamber that opens downwardly to allow rejected material to fall out the chamber through the open bottom. The air density separator is configured to recirculate the air and entrained fines, and so min...
11/03/1998
5829595Thin sheet thermoformed pallet sleeve
Two twin-sheet thermoformed thermoplastic sleeve halves engage within peripheral grooves in an underlying pallet and an overlying cover. Each sleeve half has a full wall which is connected by integrally thermoformed hinges to two partial walls. The integr...
11/03/1998
5823350Paperboard security battery package
Batteries are displayed for consumer purchase in a package which provides a means for spacing an electronic article surveillance sensor from the batteries contained within the package. By spacing the sensor away from the metal case of the batteries the in...
10/20/1998
5819939Interconnecting blister package
A thermoformed thermoplastic blister is connected to a backing card. The blister has a peripheral flange which is positioned adjacent the backing card, and a bubble which protrudes frontwardly from the flange. A catch is formed in the flange, and is defor...
10/13/1998
5813617Dual feed wood chip destructuring device
A chip destructuring system combines two chip destructuring devices which are positioned back to back and fed from a single flow of chips. The chips flow into a splitter which directs the chips into a right handed and left handed auger mounted on a common...
09/29/1998
5813355Twin-sheet thermoformed pallet with high stiffness deck
The high stiffness of the legs of a twin-sheet thermoformed pallet are effectively made to contribute to the overall stiffness of the pallet deck by utilizing vertical webs which tie into the legs through a plurality of special purpose depressions or knee...
09/29/1998
5804061Multiflow pressurized deinking apparatus
A mixture of air and paper stock made from recycled paper from which the ink particles have been chemically released is injected into a cylindrical processing vessel. Added surfactants create a foam from the air as it rises through the stock and cause the...
09/08/1998
5800846Twin-sheet thermoforming apparatus with hydraulic array mold support
An upper thermoforming mold is positioned above a lower thermoforming mold on a platen. The platen is provided with an array of position-controlled hydraulic cylinders. A controller drives the array of cylinders to uniformly advance the two molds together...
09/01/1998
5791495Paper pulp screen cylinder
A plurality of like wedge bars are formed with a groove between two lands. The wedge bars are assembled into a cylindrical screen, with the grooves defining screening slots of a uniform width. The wedge bars may be electron beam welded or furnace brazed t...
08/11/1998
5792322Flow splitting device for web profile control stock dilution system
A Y-shaped flow splitter passes papermaking fluid with some fibers with reduced clogging and has a flat surface opposite the leg of the Y where the flow divides into the two arms of the Y. A generally flat rectangular surface is positioned opposite the le...
08/11/1998
5788309Bedliner with snap-in load restraining member
A thermoformed thermoplastic truck bedliner has at least one pair of under-cut load restraint pockets formed by portions of opposed bedliner sidewalls. The pockets are recessed from the sidewall so that a load restraining member such as a 2×4 beam may be...
08/04/1998
5783045Pulp and linerboard former with improved dewatering
In a twin wire former a headbox injects stock onto a forming wire with which a second forming wire is brought into gradual engagement. A forming shoe directs the two wires along a path of increasing curvature, above which water is drained by adjustable au...
07/21/1998
5780064Germicidal compositions for the treatment of animal infectious diseases of the hoof
An aqueous germicidal composition for the treatment or prevention of infectious diseases of the hoof in animals, comprising a copper salt, a quaternary ammonium compound, and a peroxide is disclosed. A method for treating or preventing infectious diseases...
07/14/1998
5775555Single arm holder and bracket for bicycle rack
An L-shaped support has a rearwardly extending tubular arm formed of a thin-walled tube. The end of vertical leg of the support is cold formed into a U-shaped, double-walled channel which fits between the sides of a brace which is rigidly mounted to the t...
07/07/1998
5775516Blister package with pivotable door closure
A transparent thermoformed thermoplastic blister has a product bubble which protrudes from a flange which is connected to a backing card. The bubble has an access opening which is selectably uncovered by a pivotable door hinged to the flange and to a hing...
07/07/1998
5772823Method for installing automotive windshields
For replacement of automotive windshields by aftermarket installers, two mirror image grips have a curved tubular handle which is welded to a sheet metal base with two legs which are at an obtuse angle to one another. The curved handle allows smooth repos...
06/30/1998
5769479Bedliner with stiffening inward flange
A thermoplastic sheet is thermoformed to produce a bedliner with molded side walls which extend under the side rails of a pick-up truck. Each liner side wall has dished portions or recesses on each side of the truck box wheel well. The recesses extend ben...
06/23/1998
5762759Tail threading system for a papermaking machine
A papermaking machine uses a low pressure water jet mounted on a pneumatic actuator for movement at least as fast in the cross machine direction as the paper web moves in the machine direction for a distance of 2 to 12 inches. The jet rapidly cuts a tail ...
06/09/1998
5762463Pivot wheel bag opener
A bag breaking apparatus has an apron feeder type conveyor with an apron constructed of over-lapping pans. Thin upstanding triangular teeth are mounted to each pan parallel to the direction of motion of the conveyor. Bags of trash are supplied to the conv...
06/09/1998
5760369Method of laser cutting paper cards for use in paper sculpture
Paper cards for use in three-dimensional paper sculpture, wherein the cards have perforated images thereon produced by a laser beam directed by a computer-controlled movable mirror to the back surface of the cards in a predetermined pattern. Indicia for a...
06/02/1998
5755945Method for dehydrating capillary materials
A method for dehydrating capillary materials such as moist walls and/or floors of a building structure of masonry or concrete through the principle of electro-osmosis by applying pulsating DC voltage of a specific pulse pattern to primary electrode means ...
05/26/1998
5755481Bed liner with foldable side walls
The invention provides a thermoplastic bed liner that is molded with side walls which are formed using large draft angles and which are hinged to the bottom wall along fold lines so that the side walls are pivotable from as molded positions to substantial...
05/26/1998
5751251Automotive mobile telephone antenna silencer
A closed cell foam tubular muff encircles the helical coil portion of an automobile cellular phone antenna, the muff has a slanted top surface and reduces pressure differentials around the coil. The streamlined muff thereby reduces wind-induced whistling ...
05/12/1998
5741062Integral camouflage flashlight
A flashlight outer sleeve is formed of rubber which has an integral camouflage pattern. Because the multicolored elements of the sleeve are fused together, a scratch or abrasion will not appreciably alter its appearance. The rubber sleeve is formed in a c...
04/21/1998
5738007High nip load calender
A calender employs an open-stack like arrangement with a single vertical beam or support column on each end of the calender. In combination with the support beam, a special swing link is used to support tension loads on the open side of the calender. The ...
04/14/1998
5720507Bed liner with side wall load restraining and support structure
A thermoformed thermoplastic bed liner has a bottom wall which overlies the floor of a truck cargo bed and two side walls which extend upwardly and outwardly from the bottom wall on opposite sides. A vertically extending channel is formed in each liner si...
02/24/1998
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