Did You Know...
...that to encourage use of his new invention, the shopping cart, market owner Sylvan Goldman hired fake shoppers to push the carts around his store in Oklahoma City? Seems his customers were reluctant to give up their hand-carried baskets.
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| Number | Title | Issue Date |
| 7647889 | Apparatus for a litter box A litter box has two unit assemblies and a waste receptacle. The first unit assembly has an unenclosed litter compartment; a compartment to temporarily hold filtered litter; and a pivotally mounted screen that filters out waste material from the litter. The second u... | 01/19/2010 |
| 7341022 | Waterfall aquarium A waterfall aquarium including an enclosed transparent water tank having an interior and exterior. A water exit conduit communicates the interior of the water tank with the exterior thereof. The water exit conduit includes a hollow tubular body having an exit end an... | 03/11/2008 |
| 7325781 | Automatic bathroom flushers with modular design A bathroom flusher includes a flusher body, a valve assembly, an electronic control system, and a flusher cover. The flusher body includes an inlet and an outlet, and is designed to accommodate the valve assembly that controls water flow between the inlet and the ou... | 02/05/2008 |
| 7293529 | Kennel system A kennel system having a floor assembly including at least one floor unit having a floor pan and a grate. The floor pan has a drain, an integral water receptacle and a trough for guiding fluid to the drain. The grate is positioned over the floor pan. The grate has a... | 11/13/2007 |
| 7290499 | Self-cleaning pet litter box assembly A self-cleaning pet litter box has a conveyor to incrementally transport clumped litter material and solid pet waste to a waste receptacle. The conveyor has one end configured to extend into a pet litter container of the self-cleaning litter box and an opposite exit... | 11/06/2007 |
| 7278372 | Litter box A pet litter box includes an elongated housing having a first end wall and a second end wall. The housing further includes a sidewall extending between the first end wall and the second end wall. The litter box also includes a base supporting the housing for rotatio... | 10/09/2007 |
| 7263951 | Self cleaning litter box mechanism An apparatus for a self-cleaning litter box having a control system for a mechanical self-cleaning mechanism. The litter box has a turret carrying a rake. Limit switches indicate the location of the rake and the turret. The box includes an animal sensor that detects... | 09/04/2007 |
| 7261058 | Self cleaning litter box An apparatus for a self-cleaning litter box having a control system for a mechanical self-cleaning mechanism. The litter box has a turret carrying a rake. The box includes an animal sensor that detects the presence of an animal in the box. A specified time after the... | 08/28/2007 |
| 7258076 | Circular animal toilet enclosure The circular animal toilet enclosure of this invention has a bottom section removably coupled to a rotatable flywheel floorboard, a cover cylinder removably coupled to the bottom section, a top section removably coupled to the cover cylinder, and a controller for th... | 08/21/2007 |
| 7243614 | Modular animal enclosure A modular animal enclosure includes a housing comprising a top portion affixed to a base portion to form a sheltered interior. The housing includes a door aperture and a climate conditioning aperture. A remove ably attachable climate conditioning unit is installed o... | 07/17/2007 |
| 7228819 | Magnetically-attractable non-clumping animal litter A particulate non-clumping animal litter composition is disclosed. The composition comprises non-clumping absorbent particles bound to magnetically-attractable metal particles such that substantially all particles of the animal litter composition are attracted to a ... | 06/12/2007 |
| 7228816 | Animal feeding device and method An automated feeding system for pets with special diets includes a feeder dish which is made accessible to a pet only when an ID tag on the pet is recognized as authorized by a receiver on the device and only for a certain time period. The appropriate amount of food... | 06/12/2007 |
| 7188822 | Enclosures for automatic bathroom flushers A bathroom flusher includes a flusher body, a valve assembly, an electronic control system, and a flusher cover. The flusher body includes an inlet and an outlet, and is designed to accommodate the valve assembly that controls water flow between the inlet and the ou... | 03/13/2007 |
| 7156363 | Bathroom flushers with novel sensors and controllers A bathroom flusher (10) includes a body having an inlet (12) in communication with a supply line and an outlet (16) in communication with a flush conduit, a valve assembly in the body positioned to close water flow between the inlet and the outl... | 01/02/2007 |
| 7132004 | Pet waste disposal assembly and method An assembly adapted to facilitate the disposing and treating of a biodegradable material that produces an unpleasant odor when it is watered and stirred and fragmented. The assembly includes a container and a fitting for accepting and retaining the insertive coupler... | 11/07/2006 |
| 7128022 | Scoop for cat litter A circular litter box having a scoop removal remounted in a scoop holder which is pushed around the sidewall of the box to scoop the box. The mounting mechanism for the scoop causes the scoop to assume a relatively vertical position during scooping, to minimize form... | 10/31/2006 |
| 7121228 | Animal waste disposing assembly An animal waste disposing assembly includes a base that has a top side, a bottom side and a peripheral edge extending between the top and bottom sides. The base has a threaded opening extending therethrough. A cylindrically shaped post is attached to and extends awa... | 10/17/2006 |
| 7114459 | Apparatus, system and method for litter sifter A litter sifter, litter sifter system and method for using. A litter sifter includes a lower portion having a through-holes. An upper portion is connected to the lower portion. Handles are connected to the upper portion. A distance between any two through-holes is e... | 10/03/2006 |
| 7096824 | Rake for self-cleaning pet litter apparatus A rake for a cat litter box for collecting clumped litter waste material from within the cat litter box includes a support member. A plurality of tines are connected to the support member. Each of the plurality of tines includes a first section connected to and exte... | 08/29/2006 |
| 7070450 | Information device An information device includes a control board having a retaining portion mounted thereon, a shell sleeved onto the control board and having an end contacting against the retaining portion, and a sealing cap sleeved onto the other end of the shell. The sealing cap i... | 07/04/2006 |
| 7051678 | Enclosed litter box An enclosed litter box having a slidably removable litter tray and an integral rake. The litter box includes an enclosure with an arched top having a compound curved surface. The exterior of the enclosure may be decorated with various motifs. The sliding removable l... | 05/30/2006 |
| 7017519 | Self-cleaning pet litter apparatus and related method A self-cleaning litter apparatus (30) comprises a base (31); a turntable (32), rotatably mounted within the base; a pan (33), for holding a quantity of animal litter, the pan being rotatably driven with the turntable; a rake assembly (... | 03/28/2006 |
| 7000569 | Automatic cat grooming, feeding, and litterbox apparatus An apparatus for grooming cats which includes a source of food located in an enclosure and a grooming brush assembly forming an adjustable aperture which is mounted between a portal formed in the enclosure and the source of food. ... | 02/21/2006 |
| 6997137 | Litter box cleaning system A litter box cleaning system includes an upright cabinet with a litter pan pivotally mounted in the upper end to move between a horizontal use position and a tilted dump position. A slot is formed in the pan front wall to dispense litter and waste material when the ... | 02/14/2006 |
| 6938579 | Pet toilet A pet toilet suitable for use indoors, including a housing having electronic sensors built within the walls of the housing, which in operation, the electronic sensors are adapted to determine the ingress and egress of a pet, after which the sensors automatically rel... | 09/06/2005 |
| 6928956 | Scoop for cat litter A circular litter box having a scoop removal remounted in a scoop holder which is pushed around the sidewall of the box to scoop the box. The mounting mechanism for the scoop causes the scoop to assume a relatively vertical position during scooping, to minimize form... | 08/16/2005 |
| 6857391 | Animal toilet enclosure The animal toilet enclosure has a bottom section removably coupled to a floorboard section, a cover section removably coupled to the floorboard section, and a controller for the enclosure. The bottom section has a bowl with an outlet in fluid communication with a gr... | 02/22/2005 |
| 6561131 | Pet toilet and method of cleaning same A pet toilet preferably includes a litter chamber with a sculptured end and a tapered end. A mechanism preferably moves the litter chamber to a vertical position to meet a stationary vertical lid for cleaning. When the lid and the litter chamber are toget... | 05/13/2003 |
| 6463881 | Automatic cat litter device and method An animal litter device includes a chamber that is rotatable about a generally horizontal axis, the chamber having a first-rotation position and a second-rotation position. An internal portion of the chamber is disposed at a bottom of the chamber when the... | 10/15/2002 |
| 6457435 | Pet toilet A pet toilet for use indoors. The pet toilet has electronic sensing detection devices built within its parallel walls of a housing. Such electronic sensing detection devices determine the pet's entrance and leaving. Once the pet leaves the housing, the sy... | 10/01/2002 |
| 6453844 | Animal waste disposal system A disposal system for animal waste includes a housing having upstanding walls defining an entranceway and a floor which slopes downwardly and rearwardly from a forward edge at the entranceway to a rear edge. A collection groove or trough extends transvers... | 09/24/2002 |
| 6286459 | Litter container with rotary movement sieve A circular cat litter container where a sieving mechanism is attached to a rotatable ring atop the container. The circular motion of the ring moves the sieve throughout the entire contents of the litter container capturing any solid waste that is too larg... | 09/11/2001 |
| 6286457 | Self-cleaning litter box A self-cleaning cat litter box has the ability to automatically filter and separate clumped soiled litter and fecal matter from clean litter. The apparatus includes a rotatable drum, a spiral filter within the drum, and a stationary back plate. The drawn ... | 09/11/2001 |
| 6227145 | Household animal waste collection sheet A household animal waste collection sheet having a liquid permeable top sheet, a liquid impermeable backing sheet and an absorbent core interposed between the top sheet and the backing sheet, is disclosed. The absorbent core is formed of a pulp layer and ... | 05/08/2001 |
| 6176201 | Ventilated cat litter box A ventilated cat litter box for ventilating cat litter and simultaneously keeping the surrounding area litter free. The ventilated cat litter box includes a box, which is generally rectangular in shape. The box has a top portion, a bottom portion, a middl... | 01/23/2001 |
| 6123048 | Litter box filter system An exhaust filter system, in an animal habitation structure, for example, for cats, may be retrofit to a roof with a ventilation hole. The filter system has a housing provided with an inlet and an outlet, an electric fan mounted to move a current of air f... | 09/26/2000 |
| 6079364 | Cat litter-tray A cat litter-tray for collection and disposal of cat excreta having a tray in which a layer of granules is disposed. A sensor, connected through a delay-timer to a programmer, senses the presence of a cat. The tray includes a door mechanism having a mecha... | 06/27/2000 |
| 5931119 | Self cleaning pet litter box A self cleaning pet litter box for receiving animal waste including an upwardly open pan containing cat litter being mounted for rotation on a support frame, a collection container for receiving animal waste removed from the pan, a raking mechanism for ga... | 08/03/1999 |
| 5791288 | House animal toilet with automatic self-cleaning A pet toilet, especially a cat toilet, is provided with automatic self-cleaning. The pet toilet has a tub (1) which tub (1) has an electronic unit (11) in addition to a monitoring sensor (12) assigned to it, that in the tub (1) a reusable pet or cat litte... | 08/11/1998 |
| 5755181 | Electro-mechanical cat litter box An electro-mechanical animal waste container for deodorizing fumes from animal waste is disclosed. The container includes an open frame, a tray, a fume hood and a sensor. The frame has a base and the tray is positioned therein. The tray is for receiving a... | 05/26/1998 |
