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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 |
| 7243788 | Package for segregating and mixing substances The present invention relates to a package that includes an enclosure having a first substance and a second substance within the enclosure. The package further includes a plastic zipper which segregates the first substance from the second substance within the enclos... | 07/17/2007 |
| 7162751 | Ventilated toilet system A ventilated toilet system with a toilet bowl, a toilet tank and a ventilation system. The ventilated toilet system has a vacuum system motor to expel odors from the ventilated toilet system via odor exhaust piping of varying widths, with an impeller and a housing f... | 01/16/2007 |
| 7020909 | Portable venting commode A portable self-contained vented commode is described. The stand alone apparatus includes a frame, a pivoting toilet seat, and an aligned removable collection container capable of being dumped post receipt of human waste, which container is disposed beneath the toil... | 04/04/2006 |
| 7014778 | Device and method for treating waste product A method and device are provided for treating a waste water waste-product mixture from a toilet by coupling the toilet to a waste product mixture to a waste product holding tank, connecting the tank with a vacuum container having a stirring member for breaking up th... | 03/21/2006 |
| 6913369 | Wall or ceiling mountable device and wall structure incorporating device A wall or ceiling mountable device has a body of predetermined shape for forming a wall or ceiling feature and a flat, peripheral flange of predetermined width projecting outwardly from the perimeter of the body. The body may be a light sconce or valance, niche, she... | 07/05/2005 |
| 6457186 | Air cleaning device for a toilet bowl An air cleaning device of the type for deodorizing and/or masking odor from a toilet is provided. The air cleaning device comprises a housing having a cleaning section, the housing connectable to a toilet bowl with the housing being positioned within the ... | 10/01/2002 |
| 6363542 | Toilet ventilator A toilet ventilation apparatus which can either be attached to an existing toilet in a structure as an after market product or manufactured in combination with a toilet. The toilet ventilator draws odors directly from the toilet bowl through an intake duc... | 04/02/2002 |
| 6249919 | Passive deodorization device The present invention provides a passive deodorization device suitable for use in a portable toilet enclosure having a vent tube for venting odors from a holding tank. The deodorization device has a housing having an engagement surface for engaging a vent... | 06/26/2001 |
| 6209146 | Ventilation device for a toilet A ventilation device for a toilet including a duct having an open upper end and an open lower end. The open lower end is positioned below a toilet seat of a toilet and directed towards an interior of a toilet bowl of the toilet. The open upper end is posi... | 04/03/2001 |
| 6202226 | Portable waste odor collection apparatus A portable apparatus which works in conjunction with an existing ceiling exhaust intake to more directly and selectively intake waste odor emanating either from a bed pan, or from a toilet having a conventionally mounted hinged toilet seat. The waste odor... | 03/20/2001 |
| 6167575 | Bathroom ventilator inlet A bathroom ventilation air inlet is mounted in conjunction with a toilet paper dispenser. Activation of a suction source connected by conduit to the inlet draws air from the bathroom, removing odour and moisture. The system also operates using a central v... | 01/02/2001 |
| 6018824 | Ventilator for toilet fixtures A ventilator for use with a toilet has a motor driven fan and an air freshener disposed in seriatim in the customary narrow gap between a raised closet seat and a flush tank, for inducing vitiated air from a closet bowl, and discharging freshened air into... | 02/01/2000 |
| 5996131 | Commode ventilation system A Commode Ventilation System which comprises a toilet seat having a resilient gasket manifold attached to an under surface of the toilet seat and includes a number of rigid spacer members and a number of passage ways therein forming the manifold which pas... | 12/07/1999 |
| 5809581 | Odor-less toilet system A new Odor-Less Toilet System for drawing odors from a toilet bowl and not allowing them to escape into the bathroom. The inventive device includes air intake ports integrally formed in a toilet bowl rim in fluid flow communication with an exhaust chamber... | 09/22/1998 |
| 5802623 | Electronic air deodorizer and method of using same An electronic air oxidizer deodorizing system includes an air conduit including inlet and outlet ends. The air conduit houses therein a zapper comprising a pair of spaced apart highly charged electrodes which create an electrical discharge therebetween. A... | 09/08/1998 |
| 5671484 | Toilet ventilator apparatus A toilet ventilator apparatus including a toilet seat with an odor collection channel formed therein. Such channel terminates at an evacuation nozzle. Also included is at least one odor collection vent which is adapted for receiving unpleasant odors from ... | 09/30/1997 |
| 5575019 | Toilet ventilation system A toilet such as used with a recreational vehicle, camper or motor home or the like includes a holding tank located beneath the toilet for holding waste. A mechanical seal associated with the toilet prevents gases from the holding tank from entering the r... | 11/19/1996 |
| 5522093 | Toilet ventilation system The toilet ventilation system has an intake member located directly adjacent the toilet bowl of a toilet. The intake member is coupled to a manifold supported by the toilet which permits odors from the toilet to be transferred from the intake member and m... | 06/04/1996 |
| 5388280 | Ventilation toilet assembly for use in a recreation vehicle A toilet assembly for use in recreation vehicles, which comprises an air tube member, a flapper valve, and an on/off switch whereby while the user sits on the toilet seat ring, the objectionable odor is effectively ventilated and when the user stands up, ... | 02/14/1995 |
| 5341521 | Environmentally controlled standard toilet An environmentally controlled standard toilet designed to neutralize and confine contaminating agents such as bacteria, odors, vapors and other airborne particles inside the bowl by generating and maintaining a cyclone-type air circulation inside the exis... | 08/30/1994 |
| 5333321 | Environmentally controlled commercial/public toilet An environmentally controlled commercial/public toilet designed to neutralize and confine contaminating agents such as bacteria, odors, vapors and other airborne particles inside the bowl by generating and maintaining a cyclone-type air circulation inside... | 08/02/1994 |
| 5299326 | Vehicle toilet vent apparatus The disclosed invention describes a vehicle waste tank ventilation exhaust fan, having the unique ability to provided positive exhaust on a continuous basis while diluting the contaminated air and odor being emitted by the waste tank with fresh air at a r... | 04/05/1994 |
| 5257421 | Air fresh toilet Odors associated with the use of toilets are reduced by providing a water driven positive ventilation fan which pumps undesirable odor bearing gases from the toilet bowl and discharges them into the sewer through an auxiliary passage built into the toilet... | 11/02/1993 |
| 5210884 | Environmentally controlled toilet An environmentally controlled toilet designed to neutralize and confine contaminating agents such as bacteria, odors, vapors and other airborne particles inside the bowl by generating and maintaining a cyclone-type air circulation inside the bowl. A bowl ... | 05/18/1993 |
| 5199111 | Toilet odor removing apparatus An exhaust fixture for removing obnoxious odors from a bathroom. The exhaust fixture is adapted to be mounted on the flat upper surface of a conventional toilet bowl, behind the conventional toilet seat, by use of the same bolts and nuts which secures the... | 04/06/1993 |
| 5016294 | Odorless toilet A toilet and toilet seat adapter unit which can be produced at a low cost yet which provides improved sealing around the toilet seat and which is easy to clean. The toilet seat adapter unit is disposed between the toilet seat and the upper surface of the ... | 05/21/1991 |
| 4984305 | Self ventilating toilet A ventilated toilet having a water discharge passage is mounted over a sewage connecting line. The latter line is also connected to a ventilating chamber for receiving air from the bowl chamber through an electrical suction device. The electrical cord sup... | 01/15/1991 |
| 4937891 | Valve for waste collection and storage A method and apparatus for collection of fecal matter designed to operate efficiently in a zero gravity environment. The system comprises a waste collection area within a body having a seat opening. Low pressure within the waste collection area directs fe... | 07/03/1990 |
| 4933995 | Flush-operated bathroom fan A flush-operated bathroom fan is provided which utilizes a float-operated actuator in the water closet tank of the toilet which actuates a switch, turning on the ceiling fan, when the water level in the water closet tank falls indicating that the toilet h... | 06/19/1990 |
| 4933996 | Toilet deodorizer A ventilation system is provided including a blower assembly mounted within the air space in the upper portion of a toilet flush tank, which air space is communicated with the upper interior portion of the associated toilet bowl through an overflow pipe d... | 06/19/1990 |
| 4901715 | Apparatus and method for breathing through the soil-stack during a high-rise fire Apparatus for establishing gaseous communication between a room of a building, wherein said room contains a toilet bowl, and a building conduit disposed within the building, said building conduit being in gaseous communication with the atmospheric gases o... | 02/20/1990 |
| 4811753 | Recreational vehicle drain vent A drain vent apparatus for recreational vehicles may be coupled to the drain vent of a drain line of a vehicle and includes a coupling for a drain hose for the output of the drain vent. The drain vent has an outer housing and an inner pipe located in said... | 03/14/1989 |
| 4692951 | Sanitary facility room for clean room This invention relates to a sanitary facility room to be installed in a computer room or a clean room found in a manufacturing factory for a semiconductor element wherein the water supplying means is operated by a control part received a sensed signal fro... | 09/15/1987 |
| 4608175 | Integral waste disposal system This invention is a sanitary disposal system for human waste and organic garbage by aerobic composting combined with solar evaporative distillation for greywater. The aerobic composting reduces waste volume by ninety percent leaving water, carbon dioxide ... | 08/26/1986 |
| 4590629 | Toilet ventilating device A toilet ventilating device with an air pump having an inlet and an outlet. An odor outlet fitting is adapted to communicate with the toilet bowl and the inlet of the air pump. An odor outlet fitting is adapted to communicate between water in the water re... | 05/27/1986 |
| 4583250 | Device for the removal of foul air from toilet bowls This invention is an amendment of patent application Ser. No. 06/612,847 filed May 22, 1984 relating to the method of extracting objectional odors from toilet bowls utilizing its present structures and installation. A powered exhaust fan attached directly... | 04/22/1986 |
| 4581780 | Precast concrete toilet with vent An outdoor toilet constructed of precast concrete having integral color incorporated therein with the external surfaces being simulative of wood or the like and provided with a vault with a vent stack extending upwardly along one wall of the toilet and co... | 04/15/1986 |
| 4567613 | Method and article for neutralizing offensive odors A disposable article for neutralizing offensive odors comprising a sheet of foldable material having a fold-line dividing the sheet into first and second portions. At least one of the portions has a grid region therein for adsorption of an odor-neutralizi... | 02/04/1986 |
| 4556999 | Apparatus for removing noxious fumes and gases from a commode bowl and preventing their escape to the immediate vicinity Apparatus for removing and preventing escape of noxious fumes from a commode bowl has a plurality of circumferentially arranged radially inwardly directed air inlet passages adjacent the bowl rim for the intake of ambient air surrounding the commode. A pl... | 12/10/1985 |
| 4551865 | Ventilator for a lavatory pan A ventilator for withdrawing foul air from a lavatory pan has, within a housing (16), a duct (11) for connection between the discharge pipe (31) of the lavatory flushing assembly and the flush pipe (33) of the lavatory pan. An extractor fan (41) is provid... | 11/12/1985 |
