Class 404/46 - Wood

Subclass of Class 404 - Road structure, process, or apparatus
Definition: Preformed module structure made of wood or wood products.
No. of patents: 22
Last issue date: 11/29/2011

Number	Title	Issue Date
8066447	Wood mat and apparatus and method for assembling same A wood mat has a first layer of timbers extending parallel to one another in a longitudinal direction and a second layer timbers spanning across the first timbers parallel to one another and transversely to the first timbers such that each second timber intersects a...	11/29/2011
7427172	Temporary roadway element A plurality of wood planks are embedded and encased in a one-piece rubber mat to form a monolithic one-piece roadway element. A special coupling means is used to couple one roadway element to an adjacent roadway element to form a roadway surface over which heavy equ...	09/23/2008
7404690	Temporary road element A road element is formed of a one-piece cage that includes two layers of orthogonally arranged rebars which are welded together. The layers are connected by connecting rebars that are welded to the rebars of the layers at the intersections and the one-piece cage is ...	07/29/2008
7086205	System for joining building panels The invention relates to a system for laying and mechanically joining building panels, especially thin, hard, floating floors. Adjacent joint edges (3, 4) of two panels (1, 2) engage each other to provide a first mechanical connection locking the joint...	08/08/2006
6874972	Temporary road bed An apparatus for constructing a temporary road bed include a mat formed from a plurality of planks having a longitudinal dimension and spaced-apart a uniform distance by a spacer. A flexible cable extends through apertures in the planks and spacers for coupling the ...	04/05/2005
6286272	Process for installing a covering consisting of planks, laths or the like Process for installing against a support (S), the ground in particular, a covering consisting of planks, laths, wooden panels (1) which consists in leveling the surface to be overlaid, then in fixing against the said surface (S), side-by-side planks (1), ...	09/11/2001
5822944	Double locking flooring system for a construction site A method and apparatus for the construction of a two-layer flooring system for use at a construction site such as an oil well drilling site. The flooring system is particularly well suited for use in areas with dry, sandy soil. The flooring system is form...	10/20/1998
5474831	Board for use in constructing a flooring surface A board for use in constructing exterior floors has a rounded or curved convex top surface to shed water, and a complementally shaped rounded or curved concave bottom surface for nesting engagement with the top surface of an adjacent board so that a plura...	12/12/1995
5405211	Lightweight block containing stabilized wood aggregates A lightweight block useful as a patio tile, a border piece or a landscaping component, which has a density of 800 to 1,200 kg/m3 and is made from a concrete mix comprising stabilized wood aggregates prepared by sterilization of wood chips by th...	04/11/1995
5273373	Method for road construction A temporary road is provided which includes a plurality of sets each defined by a first and second matrices which include an upper surface for supporting heavy vehicles and the like over rough or impassable terrain and a second matrices which comprises su...	12/28/1993
5201601	Board mat construction A roadway/platform mat construction is provided for disposition over soft ground. The mat construction includes a rectangular, panel-like mat structure including opposite transverse end margins and opposite side longitudinal margins. The mat construction ...	04/13/1993
5160215	Ground surfacing and erosion control device A surface device with erosion control features consisting of uniform T-shaped elements made of various materials (wood, metals, plastics, composites, fiberglass, reinforced concrete etc.) that are secured in a relative position to each other forming a cof...	11/03/1992
5139845	High strength, light weight structural composite and method of preparing same A light weight structural composite comprised of a cellular core having high dynamic load-bearing properties and a fiber reinforced resinous skin, the panel further comprised of an internally disposed elastomeric membrane which covers the core and acts to...	08/18/1992
5087149	Interlocking wooden mat roadway An interlocking wooden mat assembly for roadways in undeveloped areas comprises a three layered lamination of substantially parallel and closely spaced wooden planks forming each layer, which assemblies are rectangular and interlock along one of the longe...	02/11/1992
5032037	Method and apparatus for temporary matting for use at construction sites A three ply mat and matting system for constructing temporary access roads and work surfaces over areas of poor soil conditions. The mats comprise upper and lower layers of longitudinally offset wooden boards separated by an intermediate layer of transver...	07/16/1991
4973193	Kwik-set mat system An apparatus and method for constructing a reusable wooden matting system for use as a temporary surface at construction sites. The matting system includes interlocking mats of four differing configurations. Each mat configuration consists of wooden board...	11/27/1990
4875800	Temporary support surfaces for use on muddy or marshy land areas A temporary support structure for use on muddy or marshy land areas comprises a plurality of panels. Each panel includes a first row of boards arranged in parallel side-by-side relationship, and a second row of boards arranged in parallel side-by-side rel...	10/24/1989
4801483	High strength, light weight structural composite and method of preparing same A light weight structural composite comprised of a cellular core having high dynamic load-bearing properties and a fiber reinforced resinous skin on all edges of the core and on the top and bottom surfaces thereof. The cellular core may comprise an array ...	01/31/1989
4695502	Interlocking landscape planking Interlocking landscaping planking wherein the opposite edges of each interlocking plank has a tongue and groove of special shape and relative dimensions to permit maximum flexibility in assembling curved landscaping arrangements consisting of multiple num...	09/22/1987
4600336	Interlocking wooden mat An interlocking wooden mat assembly for supporting heavy equipment and vehicles around oil field drilling sites and the like comprises a three layered lamination of substantially parallel and closely spaced wooden planks forming each layer. Selected plank...	07/15/1986
4600337	Board mat system A system of prefabricated board mats for assembling plank roads for supporting heavy equipment on unprepared surfaces. The system is based on a standard eight foot by sixteen foot three-ply treated lumber prefabricated board road section. Individual board...	07/15/1986
4462712	Method and apparatus for a construction site flooring system A method and apparatus for the construction of a flooring system for use at a construction site such as an oil well drilling site. The flooring system is formed by interlocking a plurality of flooring units. Each of the flooring units includes a rectangul...	07/31/1984

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Class 404/46 - Wood