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| Number | Title | Issue Date |
| 7690857 | Storm drain relief channel and associated methods of manufacture and use A storm drain relief channel for providing fluid/debris access from the surface of a road to the interior portion of a catch basin including a rigid box structure includes a substantially-hollow channel structure disposed adjacent to the rigid box structure of a cur... | 04/06/2010 |
| 7670080 | Catch basin system A drainage catch basin is formed from a rectangular trough with a planar upper rim defined by at least two opposite sidewalls and includes at least one inner wall forming a lower rim to define the gutter opening for flush mounting with the curb. The basin is covered... | 03/02/2010 |
| 7425105 | Overside drain system for roadways and like surface areas An overside drain system for use along roadways and other surface areas to drain fluids to a drainage area. The preferred spillway version comprises a premolded flare member to be placed adjacent the roadway, a premolded end cap member configured to drain fluids to ... | 09/16/2008 |
| 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 |
| 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 |
| 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 |
| 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 |
| 7160048 | Flow restricting member A device for restricting the flow through a curb inlet opening of a street storm drain by positioning a face plate thereover with a plurality of flow apertures therethrough of limited size. The face plate is securable to the drain by a mounting apparatus including o... | 01/09/2007 |
| 7131787 | Drain inlet cover A drain inlet cover for a drain in a road which is bordered by a sidewalk and separated from the sidewalk by a curb, with access to the drain through an opening in the curb. The cover includes a horizontal section which lies on the road and a vertical section which ... | 11/07/2006 |
| 7074326 | Curb-and-grate inlet filter A curb-and-grate inlet filter is provided for temporarily covering, during nearby construction activities, the curb-and-grate inlet of a storm drainage system so as to filter from storm water runoff silt and debris attendant such construction. The curb-and-grate inl... | 07/11/2006 |
| 7052207 | Sediment control drain and method of construction An erosion control basin is a molded open topped receptacle that has support flanges that will support the basin on the interior of a storm drain grate frame. A filter is formed around an upright perforated drain pipe that is on the interior of the basin and which o... | 05/30/2006 |
| 6997636 | Device for connecting a piece of road equipment, such as drain inlet, to a vertical fixed runoff drainage pipe An apparatus for connection of a drain inlet to a vertical fixed runoff drainage pipe includes an intermediate adapter plate with a cylindrical shank that can be inserted in an impervious manner into a drainage tube at an adjustable relative height. The drain is sli... | 02/14/2006 |
| 6869526 | Storm drain filter assembly A device for removing petroleum based contaminants from the runoff water that passes into a storm drain. The device is a filter apparatus that can be added to a storm drain. The filter apparatus includes a filter cage that defines an open central conduit and a filte... | 03/22/2005 |
| 6666974 | Subgrate drain basin filter The invention is a filter system and support structure for use with drain basins, which have a perforated cover and cover support ledges, comprising a bag assembly, which is used as the filter, support members, an overflow bypass, and a channel for direct... | 12/23/2003 |
| 6609852 | Sediment control drain and method of construction An erosion control basin is a molded open topped receptacle that has support flanges that will support the basin on the interior of a storm drain grate frame. A filter is formed around an upright perforated drain pipe that is on the interior of the basin ... | 08/26/2003 |
| 6385913 | Steel manhole A steel manhole is provided which includes a steel box having a hole having a bolt hole and formed at an upper portion of the same, a height control pipe having a vertical longitudinal hole inserted into an inner diameter portion of the hole, a multi-hole... | 05/14/2002 |
| 6017166 | Catch basin guard and filter A catch basin guard and filter for preventing entry into a catch basin and subsequently a storm drain. The preferred embodiment provides a form fitting cover having a grate. The invention is designed for catch basins being installed in construction sites.... | 01/25/2000 |
| 5820762 | Filter insert for a storm drain An insert for a storm drain or sanitary sewer inlet such as are found in factory or warehouse floors, parking lots and car washes in which the insert holds one or more bags of filter media. The bags have a very open structure such as coarse weave cotton p... | 10/13/1998 |
| 5645372 | Form for construction of a catch basin A form for construction of a catch basin including a water insert form that has a front insert wall, a rear insert wall, a pair of side insert walls and a concave bottom edge. The front insert wall and the rear insert wall each have knockouts along the bo... | 07/08/1997 |
| 5575925 | Storm sewer catch basin and filter The invention relates to a removable filter for buried catch basins. The filter includes a bag located below grade level in the catch basin and looped flaps which extend above grade level and aid in removal of the filter from the catch basin. The filter i... | 11/19/1996 |
| 5518336 | Drainage gutter and method of installing Drainage gutters for installation in the ground are known which comprise a gutter body at the upper edges of which are integrally cast frames into which a cover can be placed. As they are installed in the ground the drainage gutters are sealed from the gr... | 05/21/1996 |
| 5375940 | Water permeable landscape ditch cover A water permeable landscape ditch cover comprising a monolithic body with a paved, water permeable surface comprised of a aggregate material and a synthetic resin binder.... | 12/27/1994 |
| 5372714 | Storm sewer catch basin and filter The invention relates to a removable filter for buried catch basins. The filter includes a bag located below grade level in the catch basin and looped flaps which extend above grade level and aid in removal of the filter from the catch basin. The filter i... | 12/13/1994 |
| 5345741 | Silt blockage for catch basins A silt barrier includes a main frame (10) which is disposed horizontally over a catch basin which is to have silt blocked therefrom, the main frame (10) has end frames (24, 25) rotatable from a stored flat position into a vertical working position. A pair... | 09/13/1994 |
| 5133619 | Storm water filtration system for use with conventional storm water collection sewers A filter assembly for storm water sewer is provided in an alternative run-off path between the ground to be drained and the storm water sewer so that if the filter assembly is flooded, storm water can still drain to the sewer. The filter assembly preferab... | 07/28/1992 |
| 5026202 | Sidewall extension member for a drainage channel A sidewall extension member for use with a drainage channel system of the type characterized by a plurality of drainage channel segments of progressively greater depth adapted to be interlocked end-to-end to provide a below grade gravity feed sloping drai... | 06/25/1991 |
| 4637585 | Reusable concrete curb inlet form A reusable form for manufacturing curb inlet drains in situ includes a central tapered key section to which drain forming elements are detachably secured. A lid section is also attached to the key section. The drain forming elements each have a generally ... | 01/20/1987 |
| 4621939 | Drainage channel The drainage channel comprises a channel body (1), cast frame (2) and cast grid (3). The support surface of the side walls (11) of the channel body (1) are of stepped construction, with a raised external supporting rib (13). The frame (2) is rectangular, ... | 11/11/1986 |
| 4419232 | Filtering and collecting device for water drains A device for use in water drains provided with an outer drain grating for preventing accidents and coarse material falling into the drain. The device is intended for separating and collecting particulate impurities, such as sand, wooden pegs and leaves, a... | 12/06/1983 |
| 4367974 | Surface drainage system and cover member for use therein A surface drainage system comprising base members (27) and cover members (32). The base members have a channel formed between opposite walls thereof, and are designed to be laid end-to-end with the channels in longitudinal alignment. The cover members are... | 01/11/1983 |
| 4192625 | Precast concrete catch basin with form for gutter inlet A precast concrete catch basin is provided with an integral transverse gutter inlet shaping form across the front. The form is spaced from the top slab of the catch basin and forms therewith a gutter inlet for the passage of water into the catch basin. Th... | 03/11/1980 |
| 4000953 | Concrete catch basin with spring retained manhole cover A pre-cast concrete catch basin has a metal manhole cover removably disposed in a seat formed in its top slab. A spring biased latch retains the cover in position, the latch engaging a catch extending from the lower surface of the top slab.... | 01/04/1977 |
| 3930372 | Method and arrangement for controlling the position of an underground manhole assembly A method and arrangement for preventing an underground manhole assembly from moving upwards in response to a change in soil conditions beneath the assembly are disclosed herein. For example, in the event the soil directly beneath the assembly includes sub... | 01/06/1976 |
