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| Number | Title | Issue Date |
| RE40217 | System for securing composite gratings to structural members A fastener system for securing a grating to an underlying structural support member when the grating experiences extremely high wave pressures. The fastening system includes elongated generally L-shaped connectors for fastening the longitudinal edges of grating shee... | 04/08/2008 |
| 7044447 | Retractable barbed barrier system A barrier system utilizing cutters that have been connected into strips, with the strips connected to form a substantially planar barrier sheet. The barrier sheet may be encased by breakable separators, which cover the cutters to prevent inadvertent injury but expos... | 05/16/2006 |
| 7000362 | Screening device A screening device is provided with multiple channel upper and lower panel retaining members that allow multiple panel members to be slid in front of or behind each other. Channel end caps and close spacing of the upper and lower panel retaining members prevent remo... | 02/21/2006 |
| 6968665 | Pool grating and a method of installation A grate for a swimming pool structure is constructed by placing a multiple of grate bars in an elevated position above the gutter which is parallel to the pools edge including any curvatures. The grate bars follow the curvatures of the pool's edge. When in the eleva... | 11/29/2005 |
| 6694697 | Grating with crimped intersections Main bars end intersecting cross bars each have mated slots in their aligned edges. Deformable pairs of arms on one of the sets set of bars are crimped into openings in the other set of bars at the bar intersections to hold the bars together and make a st... | 02/24/2004 |
| 6612086 | Grille systems A grille system comprising at least two rod arrangements 1a and at least one clamping member 12. The clamping member 12 retains the rod arrangements b 1a in a predetermined spacial configuration. Each rod arrangement 1a comprises a straight rod 2 having a... | 09/02/2003 |
| 6601356 | Connector frame for ventilation opening A connector frame for use as a support member for mounting grilles at ventilation openings in a building structure. The connector frame allows the grills to be mounted in slightly different locations to hide imperfections at the edges of the ventilation o... | 08/05/2003 |
| 6508039 | Window safety barrier A removable window safety barrier includes two vertical frame members, two horizontal frame members, and additional horizontal and vertical members attached to the horizontal and vertical frame members. The barrier includes at each end of the vertical fra... | 01/21/2003 |
| 6412234 | Modular upright for building structures and associated sliding safety grille The present invention relates to a modular upright for building structures and a sliding safety grille which can be obtained by assembling these uprights. In a preferred embodiment, the modular upright (10) comprises a pair of anti-cutting reinforcing ele... | 07/02/2002 |
| 6405497 | Window gate A gate for sliding windows or doors in a frame is provided. The gate provides two gate elements. The first element is attached to the window frame. The second element is attached to the sliding window. The two elements are coupled together to allow each e... | 06/18/2002 |
| 6390725 | Fastener for permanently securing composite gratings to structural members An apparatus for permanently securing a grating sheet having parallel and transverse bars that form a pattern of openings to a structural member. The apparatus includes an elongated generally L-shaped connector having an upper plate section generally rect... | 05/21/2002 |
| 6363670 | Hurricane protection system A hurricane protection system comprises a rigid sheet in a rectangular configuration positioned within a window opening with an upper edge, a lower edge, and parallel side edges. A plurality of fixed retention mechanisms are secured to the sheet adjacent ... | 04/02/2002 |
| 6334282 | Device for covering windows and doors during severe storms A device is provided for protecting a window or door during severe storms. A panel, cut to fit in a window frame, is held in place by the action of the locking assemblies described herein. A rubber gasket can be used along on e side of the panel in place ... | 01/01/2002 |
| 6192640 | Double divisible connector frame for mounting air grilles and louvers to heating and cooling duct outlets A double divisible connector frame for use as a support member for mounting return grilles and louvers in a building structure which is rectangular in shape and having a planar surface on one side and a pair of precisely-similar spaced-apart continuous re... | 02/27/2001 |
| 6155010 | Window grill clips Window grill clips which can be used to removably attach window grills to windows. The window grill clip has a window frame segment and a grill segment extending from the window frame segment at an upward inclined angle. An opening is defined through the ... | 12/05/2000 |
| 6131356 | Muntin bar clip An apparatus of a muntin bar clip to secure the position of muntin bars during and following the fabrication of multi-pane sealed glass window units. The disclosure relates to securing and positioning muntin bars at multi-pane sealed glass window unit per... | 10/17/2000 |
| 6101768 | Center supported ventilated raised floor with grated core A raised floor panel is strengthened with a grated core. The working surface of the floor panel may be either solid or perforated. The floor panel is supported by a center pedestal that extends from a sub-floor. The angle of the panel can be varied by piv... | 08/15/2000 |
| 5911664 | Fastening system for securing composite gratings to structural members A fastener system for securing a grating to an underlying structural support member when the grating experiences extremely high wave pressures. The fastening system includes elongated generally L-shaped connectors for fastening the longitudinal edges of g... | 06/15/1999 |
| 5899033 | Adjustable hub assembly for window muntins A hub assembly (10) for use in arranging muntins (22) across a window pane includes at least first and second covers (12, 14) which are snap-fit and frictionally held together and which define at least one arcuate track (70) that is adapted to slidably re... | 05/04/1999 |
| 5749194 | Service board for mounting services to base material An apparatus for affixing services to a base material including: a service board with a front surface and a back surface, a plurality of standoffs, and a plurality of fastening holes passing through the front surface and back surface of the service board.... | 05/12/1998 |
| 5732523 | System for securing composite gratings to structural members A fastener system for securing a grating to an underlying structural support member when the grating experiences extremely high wave pressures. The fastening system includes elongated generally L-shaped connectors for fastening the longitudinal edges of g... | 03/31/1998 |
| 5718094 | Supply air register construction To reduce undesirable scrap wastage in fabrication thereof, the rectangular metal frame section of a supply air register is formed from four separate side and end stampings having generally U-shaped cross sections along their lengths, and overlapping corn... | 02/17/1998 |
| 5664384 | Screening device A device is provided with a substantially rigid sheet having a pair of parallel opposite edges; and a holder for holding the sheet at a position in stable equilibrium at a predetermined location; the sheet and the holder being so constructed and arranged ... | 09/09/1997 |
| 5623791 | Protective grille assembly and method of mounting thereof A protective grille assembly mountable over a window opening in a wall, includes a grill panel having a plurality of parallel, spaced, vertical bars fixed to a plurality of parallel, spaced, horizontal bars. The grille panel is of larger dimensions than t... | 04/29/1997 |
| 5609002 | Security window bar system The subject of this invention is a security window bar system containing three types of elements. The first type comprises a plurality of vertical bars, the second type comprises at least two horizontal metal plates, and the third a plurality of right ang... | 03/11/1997 |
| 5437134 | Collapsible security grille A collapsible security grille is provided comprising two conventional face-to-face sets of rigid grille bars (2, 9) pivotally interconnected at their intersections, wherein all the pivotal connectors (4) are uniformly and non-adjustably spaced apart along... | 08/01/1995 |
| 5410782 | Clip device for supporting a panel A clip device for locating an object such as a diffuser in an aperture in a panel comprises a mounting member, a pivotal member, a spring for retaining the pivotal member in either of a first position and second position, and an actuating device comprisin... | 05/02/1995 |
| 5392570 | Security bar assembly A security bar assembly for an entrance to a building to prevent the entrance of intruders while enabling individuals to exit the building includes a plurality of security bars, a first and second mounting bracket, an interlocking member slidably mounted ... | 02/28/1995 |
| 5359824 | Slotted bolt seat fastening device A fastening apparatus and method for securely connecting a platform structure to a support element. A non-circular aperture is formed by joining two adjacent holes in an apertured platform structure. A seat element is provided, having a flat portion surro... | 11/01/1994 |
| 5313748 | Security device for skylights and other vents, shafts or wells The device 30 has a multitude of armature 10A and 10B that when joined with a hinge rod 12 through the elongated tubular head 16A of said armature 10A and 10B and subsequently joined alternately to a series of base rods 14A and 14B through the base hole 1... | 05/24/1994 |
| 5307599 | Window grill assembly and method for assembling same A window grill assembly includes a window frame having a window opening therein. A grill frame is positioned on one side of the window opening, and retaining frame is positioned on the opposite side. The grill frame includes one flange which engages the f... | 05/03/1994 |
| 5283975 | Security window A security window guard is permanently installed into pre-existing awning-type windows (also referred to as Miami windows) by first fastening a separate strip inside the window jambs with fasteners that anchor the strip through a jamb to the wall. This st... | 02/08/1994 |
| 5274976 | Window unit with decorative grille assembly A window contains a decorative grille bar assembly which is mounted atop a single glazing panel to simulate the presence of separate window panes. The grille bar assembly comprises a plurality of hollow metal extrusions which are connected to one another,... | 01/04/1994 |
| 5226720 | Louver adapter for "T" rail mounted light fixtures An adapter for facilitating mounting of lighting louvers in "T" rail lighting fixtures is provided. The adapter includes an elongated bar including a first flange extending laterally from an upright web portion and a second flange extending in an opposite... | 07/13/1993 |
| 5209032 | Assembly for preventing pigeons from entering the space between a pair of adjacent I-beams of a bridge An assembly for preventing pidgeons for entering the space between a pair of adjacent I-beams of a bridge or similar structure. In one embodiment, the assembly comprises a pair of generally C-shaped plastic clips and a generally rectangular plastic sheet.... | 05/11/1993 |
| 5177920 | Cross-connector of plastic material for a window grill construction The invention relates to a cross-connector of plastic material for hollow profiled window grill bars introduced into the insulating space of an insulated window assembly consisting of two panes. Such a cross-connector consists of four legs positioned perp... | 01/12/1993 |
| 5174091 | Grille clip A clip is provided to be attached to a grille member, such as a decorative grille for a window, which is used to detachably secure the grille member to a frame or sash. The clip is secured in a cavity found at the end of the grille member by teeth which e... | 12/29/1992 |
| 5118147 | Grating fastener A grating fastener which can be used to connect grating to structural members, grating sheets to other grating sheets, or to mount a projection means above the grating for connection of other structural or mechanical devices. The grating fastener in one e... | 06/02/1992 |
| 5109647 | Grill clip A concealed grill clip is used to secure a conventional grill to a window or door frame. The grill includes a plurality of grill bars secured to each other in right angular relation, each bar having a recess in each end thereof. A plurality of grill clips... | 05/05/1992 |
| 5081793 | Wood clad window assembly and associated method A clad window assembly for a window having a sash insertable into the window from the exterior such as a casement window, an awning window or a picture window has nonwooden frames and sashes secured to each other. A plurality of first wood cladding member... | 01/21/1992 |
