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"That the automobile has practically reached the limit of its development is suggested by the fact that during the past year no improvements of a radical nature have been introduced."
Scientific American ; Jan. 2 edition, 1909
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| Number | Title | Issue Date |
| 8043498 | Storm drain protector A storm drain protector with a top layer having a generally horizontal surface in which there is at least one hole that allows water to pass vertically through the surface. The horizontal surface also has several vertical projections emanating from the surface that ... | 10/25/2011 |
| 8043497 | Aesthetic conduit end cap structure having concealed anchor attachments A conduit end cap structure (e.g., a floor drain assembly) that is securely attached to the conduit and aesthetically pleasing. The end cap of the conduit comprises a perforated plate. Anchor supports extend from the substantially concealed underside of the plate, e... | 10/25/2011 |
| 8002977 | Storm drain anchored grate cover A drain grate filter assembly having a filter sheet member, wedging anchors and mechanical fasteners, whereby the assembly is connected to a drain grate by inserting wedging anchors into the apertures of the grate, placing the filter sheet member atop the grate and ... | 08/23/2011 |
| 7964095 | Floor drain A floor drain communicates with a vertical floor drain pipe. The floor drain has a flanged cylindrical body that fits within the vertical pipe or fitting, a ring that overlaps and is spaced above the flange, and a grate or cover that fits upon the upper surface of t... | 06/21/2011 |
| 7951292 | Sink filter device A sink filter device for placing inside a sink bowl of a sink or a shower or tub comprising a first sheet; a second sheet atop the first sheet; and a plurality of pores disposed throughout the first sheet and throughout the second sheet. In some embodiments, the por... | 05/31/2011 |
| 7887697 | Aromatic drain device An aromatic drain device comprising a perforate retaining device defining a volume for retaining an aromatic media therein, the retaining device releasably secured to a removable drain cover and positioned to extend below the drain cover into the cavity defined by t... | 02/15/2011 |
| 7879233 | Drain grate filter assembly with compressible anchors A drain grate filter assembly having a filter sheet member, wedging anchors and mechanical fasteners, whereby the assembly is connected to a drain grate by inserting wedging anchors into the apertures of the grate, placing the filter sheet member atop the grate and ... | 02/01/2011 |
| 7837869 | System for filtering stormwater A storm sewer insert includes a mounting assembly that is constructed and arranged to be mounted to a storm sewer system and a filter bag that is fabricated from a mesh material. The filter bag is releasably attached to the mounting assembly by a plurality of suspen... | 11/23/2010 |
| 7833413 | Underground filtration system A modularized underground liquid run-off filtration system, where a plurality of matingly engaged panels define a storage chamber, a filter chamber and a clear well chamber. The filter chamber includes a first filter chamber section and a second filter chamber secti... | 11/16/2010 |
| 7785464 | Flocculate dosing tray A flocculate dosing tray apparatus for placement in a storm water drain inlet under the inlet grate captures water entering the storm water drain inlet and dispenses a flocculate into the water for treatment of the interior storm water as the storm water enters the ... | 08/31/2010 |
| 7699981 | Drain installation system and method An apparatus and method for installing an adjustable height drain onto a conduit in a layer of hardenable material. The drain includes a grate member adjustably connected to and in fluid communication with a base member. A connection member connects the grate member... | 04/20/2010 |
| 7662280 | Catch basin sealing system A catch basin sealing system for closing a basin opening in a catch basin to inhibit contaminants from entering the catch basin includes a plurality of guide channels. Each of the guide channels is coupled to a bottom surface of a catch basin. The guide channels are... | 02/16/2010 |
| 7632401 | Floor system using customized drain flasher adapter membranes A floor system includes a clamping ring drain assembly for funneling water to an opening of in-floor drain plumbing. The drain assembly includes clamping rings and a cover for the input opening. A waterproof membrane has marginal material defining a hole, with the m... | 12/15/2009 |
| 7618532 | Aromatic drain device An aromatic drain device comprising a perforate retaining device defining a volume for retaining an aromatic media therein, the retaining device releasably secured to a removable drain cover and positioned to extend below the drain cover into the cavity defined by t... | 11/17/2009 |
| 7485218 | Storm water filtration system A storm water filtering system located in a storm water catch basin, the basin having a storm water inlet spaced from at least one storm water outlet and defining a chamber for storm water collection between the inlet and the outlet. The filtering system comprises a... | 02/03/2009 |
| 7481921 | Inlet filter for storm drain Embodiments of a filtration device, kit and method related to filtration in storm water systems are disclosed. A filtering device generally includes a mat adapted to filter water flowing through an inlet. The mat may have a top with a mesh cover, a main filtering po... | 01/27/2009 |
| 7438802 | Run-off water filter for storm drains A storm drain filter assembly that filters incoming drainage water and can prevent sediment, debris, and other undesirable materials (such as oil) from entering a storm drain's inlet. The frame can be rotated upwardly away from the road for street sweeping, and can ... | 10/21/2008 |
| 7419588 | Sump grate for a swimming pool A grate cover in combination with a swimming sump being installed in a recess in the top of the sump. The grate cover having a multiple of interstices or openings there through. The size of the interstices being held to a minimum so that fingers of a human cannot be... | 09/02/2008 |
| 7393153 | Grating system A grating system includes a first welded subassembly and a second non-welded subassembly joined to one another. The first subassembly includes spaced elongated bearing bars and spaced elongated cross bars extending transversely to the bearing bars. The second subass... | 07/01/2008 |
| 7357861 | Curb inlet filter A curb inlet filter for filtering out sediments and the like flowing into a curb inlet, includes a filter body, including a water permeable, substantially rigid, elongated frame having an upstream side and a downstream side thereof, and an elongated filter cover for... | 04/15/2008 |
| 7320236 | Device that makes it possible to lock and unlock, by means of a key, a stopper or cover on a frame A device for locking and unlocking, with a key, a cover on a frame. The rotor of the lock for this device has a cylindrical barrel mounted for rotation in the cover and being interdependent in rotation with the slide bolt and a cylindrical axle with head mounted loo... | 01/22/2008 |
| 7314549 | Storm water interceptor A storm water interceptor comprises an input conduit connected to a first treatment tank for delivering storm water to the first treatment tank and having an obvert elevation. Also, the interceptor comprises a lower conduit having an invert elevation, a substantiall... | 01/01/2008 |
| 7311844 | Method of treating stormwater runoff and domestic waste with coal ash A method of treating wastewater, and more particularly stormwater runoff or domestic waste, wherein the wastewater is directed through a high carbon ash particulate. Contaminants such as phosphorus, nitrogen, BOD and COD can be removed. In addition, treatment of the... | 12/25/2007 |
| 7309420 | Sanitary, storm and catch basin trap with filter insert A temporary trap having baskets and optionally filters in the baskets used in conjunction with inlets for sewer systems to keep debris, oils or chemicals from being washed into the sewer during construction of roads and sewers. The trap is a box, typically rectangul... | 12/18/2007 |
| 7303354 | Temporary manhole cover A temporary cover for manholes to provide a platform for maintenance workers when operating valves of underground utility systems. The cover comprising a circular outer rim dimensioned to fit into a manhole opening, a pair of parallel and spaced apart rods extending... | 12/04/2007 |
| 7302811 | Fluid expansion-distribution assembly An expansion-distribution assembly (30) for the heat-absorbing component in a heatpump system. The assembly (30) comprises an envelope (32) forming an expansion chamber (54) and a distribution chamber (56). A shuttle (80) wi... | 12/04/2007 |
| 7303669 | Grate for closing a drain and similar The invention relates to a grate for closing a drain and similar. The inventive grate comprises an internal elastically deformable grid (2) provided with a locking pin (8) arranged on the free end thereof. Said locking pin is used for connecting the de... | 12/04/2007 |
| 7300573 | Catch basin filter A catch basin filter having apertures and holding a silt barrier material may be securely attached to a drop inlet grate. The catch basin filter has apertures for preventing debris from entering the drop inlet and clogging sewers. A silt barrier material wrapped aro... | 11/27/2007 |
| 7300590 | Method and apparatus for separating oil and debris from water run-off A drainage system for separating oil and debris from water run-off wherein a chamber in the path of flow of the run-off includes a downwardly inclined screen and a debris-collecting fence beneath the screen to maintain separation between the debris and water; and an... | 11/27/2007 |
| 7300574 | System for filtering stormwater-carried debris flowing through a gutter inlet into a catch basin A system for filtering debris carried by stormwater flowing through a gutter inlet into a catch basin utilizes a filter device configured to conform to and to substantially fully cover the gutter inlet and a retainer device for maintaining the filter device in place... | 11/27/2007 |
| 7288188 | Ground water collection system A storm water collection system including a below ground basin and a grate covering the basin. The system also includes a removable water impermeable receptacle disposed within the basin and an inner housing for directing ground water passing through the grate and t... | 10/30/2007 |
| 7276157 | Swimming pool strainer A swimming pool strainer formed of a substantially U-shaped housing including an end panel with a pair of spaced side panels perpendicularly extending therefrom. Positioned between the side panels are a plurality of spacer dowels that enhance the structural integrit... | 10/02/2007 |
| 7270747 | Storm water drain system An in-line storm water drain system and a filter basket for a storm water drain system are provided in which the storm water drain system has a housing having an inlet and outlet thereinto and interior walls forming a plurality of chambers therein. The filter basket... | 09/18/2007 |
| 7270756 | Large area catch basin filter The present invention relates to an apparatus for maximizing the blockage of fluid borne solid materials from passage through a catch basin into the downstream parts of a fluid flow channel, with minimum impact on the volume and rate of fluid passing through the cha... | 09/18/2007 |
| 7246472 | Drain and a building structure having a drain A floor drain (100) comprising a bottom part (4) having at least one discharge opening (5), a front part being integral with the bottom part (4) and having a first part (3b) being inclined to said bottom part at an angle bei... | 07/24/2007 |
| 7246969 | Storm drain inlet A storm drain inlet for a below-grade collection box including front, rear and side walls and a top. The inlet includes a pair of side columns, which connect to the collection box side walls. An upper crosspiece extends between the side columns and is attached to th... | 07/24/2007 |
| 7246386 | Waste outlet assembly The present invention relates to a waste outlet assembly, in particular a waste outlet assembly for a urinal of the type commonly found in men's lavatories. There is described an elongate cylindrical insert having an operatively upper end and an operatively lower en... | 07/24/2007 |
| 7246968 | Storm sewer inlet grate system A storm sewer inlet grate is provided, which is temporary and removable, to keep trash and debris and eroded soil out of a storm sewer. There are two parts: a rectangular box made of steel re-bars and steel mesh, and surrounding mesh bags filled with gravel and made... | 07/24/2007 |
| 7244236 | Specimen trap with strainer A specimen trap including a container forming a chamber. A strainer is fixedly positioned within the chamber and defines an upper portion of the chamber and a lower portion of the chamber. The strainer has a porous surface that provides fluidic communication between... | 07/17/2007 |
| 7229559 | Dual-action decontamination method Hydrophobic polymer particles (e.g., granules or fragments) employed as filter media, e.g., for filtering runoff water, include an antimicrobial compound on exterior surfaces and can reduce proliferation of microbial organisms as well as sorb chemical contaminants f... | 06/12/2007 |
