Did You Know...
...that while attempting to develop a super strong glue, 3M employee Spencer Silver accidentally developed a glue that was so weak it would barely hold two pieces of paper together? However, his colleague Art Fry needed the glue. Fry sang with his church choir and marked the pages of his hymnal with small scraps of paper that often fell out. He used Silver's glue to hold the papers in place. Today we call this invention Post-it Notes.
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| Number | Title | Issue Date |
| 7421824 | Stairway system A stairway system is disclosed that includes a plurality of spaced apart treads; a handrail; and at least two balusters per tread. Each baluster includes a top length segment, a bottom length segment and a turning length segment, the turning length segment including... | 09/09/2008 |
| 7377080 | Stowable spiral staircase system for overhead space access A staircase system (2) includes a rail element (40) and multiple stair elements (42). Baluster elements (44) are coupled to the rail element (40) and to the stair elements (42). A center support system (46) is coupled... | 05/27/2008 |
| 7163140 | Roadside mailbox and method A pre-fabricated lightweight roadside mailbox structure having an inner core made of a rigid foam material, a capital joined to the inner core, a reinforcing cloth adhesively joined to the inner core and a decorative outer coating for simulating the appearance of an... | 01/16/2007 |
| 7159363 | Stairway and rail system A stairway and rail system. The stairway system includes a plurality of spaced apart treads; at least one baluster per tread; a two-piece handrail assembly; and a lateral support for supporting the handrail. In the preferred embodiment, the handrail assembly include... | 01/09/2007 |
| 7137230 | Post support system An internal support system for a hollow plastic post comprising a rigid column on to which the post can be sleeved, a member secured to the lower end of the column for securing same upright, and at least one support bracket attachable to the column at a selected poi... | 11/21/2006 |
| 7082735 | Baluster, balustrade, and method therefor A baluster, balustrade, and method for constructing the same are provided. The balustrade includes a rail supported by one or more balusters, each baluster extending from a support surface such as one or more treads of stairs. Each baluster has an elongate member ha... | 08/01/2006 |
| 6948286 | Method and system for deck and rail construction using wood composites The invention involves a system and method for constructing decks, adapted for use with wood composite materials. The invention may include the application of facing to cover the materials used in forming the outer edge or rim of the deck and the underlying deck sup... | 09/27/2005 |
| 6904719 | Storage attachment for deck railing A storage shed for attaching to the railing at the edge of a deck, such shed having an enclosure assembly mounted on the deck railing while being held in place by doors. The shed preserves deck floor space by hanging principally within and on the outside of the deck... | 06/14/2005 |
| 6807788 | Baluster kit A baluster includes a proximal section that is mounted on a stair of a staircase and a distal section that is fastened to a railing associated with the staircase. The distal section includes a bore which snugly and releasably accommodates a central section of the ba... | 10/26/2004 |
| 6769221 | Stairway system A stairway system is disclosed that includes a plurality of spaced apart treads; a handrail; and at least two balusters per tread. Each baluster includes a top length segment, a bottom length segment and a turning length segment, the turning length segment including... | 08/03/2004 |
| 6662519 | Wooden newel post A wooden newel post includes upper and lower post sections, anda decorative lamella layer. The upper post section is made of higher quality wood, and has a lower post connecting end. The lower post section is made of lower quality wood, and has an upper p... | 12/16/2003 |
| 6634154 | Plastic post A post is formed from a pair of molded elongate half members having an interior surface. The pair of the elongate members are connectable to each other to form a column structure having a hollow interior. At least one support member is integrally molded t... | 10/21/2003 |
| 6568145 | Mode of installation of a pre-manufactured stair balustrade A balustrade which features premade gallery, rake and starting newels and rail sections, and the process for installing the balustrade using the newel of this invention. The newel is a tubular member having an insert disposed at the lower end thereof, and... | 05/27/2003 |
| 6524518 | Manufacturing process including extrusion with in-line blow molding The present invention is a unique manufacturing process that includes extruding a product shape through extrusion equipment, then using a blow molding process, preferably in-line, on a portion of the extruded product shape to further shape the product. In... | 02/25/2003 |
| 6453538 | Outdoor railing system and rails Top and bottom rails for an outdoor railing system, include a plurality of equally spaced recesses defined in a side of the rails into which spindle ends are fitted. Each of the recesses comprises a multi-sided configuration having an open side defined th... | 09/24/2002 |
| 6363680 | Composite post A spindle or baluster for use in a fence or deck railing which comprises a plastic outer shell having a first end section, a second end section opposite the first end section, and a middle section intermediate the first and second end sections. An elongat... | 04/02/2002 |
| 6240698 | Composite baluster A composite baluster includes an elongated core made of wood, and a plastic outer shell molded over and enclosing the core. A bottom end of the core projects outward and downward from a bottom end of the outer shell. A wooden end piece is connected to and... | 06/05/2001 |
| 6202371 | Reinforced pole with apparatus and method for anchoring A pole, such as for a parking meter, that is reinforced by a hardening compound applied to its surface, preferably in vertical strips, to prevent theft, and a method of anchoring the pole or other upright object. The hardening compound is preferably a sol... | 03/20/2001 |
| 6141928 | Post mount A post mount for affixing a construction member having a cavity to a floor includes a support block, an adjustment plate, a plurality of adjustment bolts threadably mounted to the adjustment plate, a bearing plate, a plurality of optional compression pins... | 11/07/2000 |
| 6125598 | Modular traditional staircase A modular stairway assembled from a stringer having a relatively planar, flat top, an initial step module fixed adjacent a lower end of the stringer, and several intermediate step modules attached to the stringer. The initial step module includes an upper... | 10/03/2000 |
| 6115985 | Multi-colored solid wood combination for decorative/furniture purposes The subject invention relates to an assembling element of multi-colored solid wood combination for decorative/furniture purposes, particularly to a multi-colored assembling unit that is composed of solid wood of different, natural colors and grains, that ... | 09/12/2000 |
| 6061991 | Deck system A deck system provides an easy to install deck by using unique columns, rails and planks. The columns can house electrical components. The rails enable quick assembly because they do not require additional fasteners or tools to install the balusters. The ... | 05/16/2000 |
| 6009682 | Composite hand rail A composite hand rail for supporting and protecting pedestrians on steps and inclined surfaces. The rail is a composite comprising a shell having a wide slightly convex top surface extending downwardly and laterally to a convex sidewall before returning a... | 01/04/2000 |
| 5881509 | Spiral staircase and connecting metals for spiral staircase A spiral staircase includes a shaft pole for the staircase, a plurality of arms spirally connected to the outer periphery of the shaft pole, treads fixed to the upper surface of each arm, a plurality of balusters fixed to the outside end portion of a plur... | 03/16/1999 |
| 5862642 | Reinforced composite deck post A reinforced composite deck post comprises an elongate, hollow, extruded plastic shell, with the plastic shell being rectangular in cross-section. The plastic shell has an upper end and a lower end and has a notch formed therein adjacent the lower end for... | 01/26/1999 |
| 5642595 | Finial attachment arrangement for a window covering support rod A finial support arrangement is provided for window coverings and the like, including a hollow ended support rod or tube, a support sleeve lodged within the rod, and a decorative finial supported in and by the sleeve. The finial includes a support post th... | 07/01/1997 |
| 5617697 | Composite deck post A composite deck post for use with a wood joist of a wood deck and for attachment thereto with at least one fastener. The composite deck post comprises an elongate, hollow extruded plastic shell which is rectangular in cross-section and has an upper end a... | 04/08/1997 |
| 5584158 | Architectural support An architectural support comprised of various splines, key ways, and collars which interlock and when assembled form a complete unit. This unit may be used as an architectural support in the construction or fabrication of a table, display, cabinet, stand,... | 12/17/1996 |
| 5035401 | Wood railing with metal foundation A wooden railing or divider having a reinforcing metal foundation includes a metal substructure of upper and lower rail members connected by balusters, and a wooden superstructure comprising wooden elements positioned to enclose the metal substructure ele... | 07/30/1991 |
| 4705155 | Balustrade of a passenger conveyor A balustrade of passenger conveyor comprises a guide handrail having a fitting groove for fitting the guide member onto an end of a balustrade panel, a longitudinal groove formed by a bottom wall and inner and outer side walls of the guide member, the han... | 11/10/1987 |
| 4598811 | Balustrade for a passenger conveyor This invention describes a balustrade for passenger conveyors, comprising a handrail adapted to be moved synchronously with endless moving stairway, panels consisting of transparent glass plates and, immediately under the handrail, an upper unit provided ... | 07/08/1986 |
| 4038802 | Tubular spindle cover The disclosure embraces a tubular article or cover adapted to enclose a bar, spindle or baluster comprising longitudinal mating sections in combination with support members adapted to be secured or locked onto a bar, spindle or baluster and the mating sec... | 08/02/1977 |
| 4035978 | Tubular spindle cover The disclosure embraces a tubular article or cover adapted to enclose a bar, spindle or baluster, the article or cover comprising longitudinal mating hollow sections provided with projections and recesses, the mating sections, in assembly, enclosing a bar... | 07/19/1977 |
