The first match was accidentally discovered in 1826 when John Walker scraped a stick with chemicals on the end against a stone floor.
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| Number | Title | Issue Date |
| 6606769 | Carabiner for use with strap A carabiner designed for use with strap or webbing is disclosed. The carabiner includes a trimmed feature that is incorporated into a straight portion of the body where strap or webbing can be attached. The strap or webbing can be looped around the trimme... | 08/19/2003 |
| 6427296 | Coupling device A coupling device has a shackle, a hook connected to the shackle, and a safety clamp device surrounding the shackle. The safety clamp device has a central reinforced rib, a flap bar, a slot, a plurality of clamp teeth, and a flexible plate. The flexible p... | 08/06/2002 |
| 5429289 | Safety leash A leash is provided for securing tools to a relatively fixed member to ensure against free fall of the tools in the event that they are dropped by a workman. Spring clips at the ends of the leash have arms that interlock, and respectively are receivable w... | 07/04/1995 |
| 5416956 | Detachable anchor loop A ring to which things can be tied, hooked or otherwise linked is pivotally affixed to the end of an elongated shank. At the opposite end of the shank is a wide hook, preferably as wide as the connecting ring. Integral with the shank is a leaf member whic... | 05/23/1995 |
| 4899404 | Elevation system for a bed assembly A system for elevating the head portion of a bed assembly defined by a mattress and a box spring foundation, including a double pivot hinge secured to the border wires on either side of the mattress, a double linkage hinge secured to the upper border wire... | 02/13/1990 |
| 4484380 | Fasteners for jewelry and the like A fastener for jewelry and the like comprises a box-shaped structure made of foil and has, at both ends, two transverse seats which receive fastening elements of a chain or the like to which the fastener is attached. One end is formed by a half-open hook ... | 11/27/1984 |
| 4141116 | Snap swivel for fishing tackle A band of spring material is folded upon itself to form a closed triangle with the ends of the band overlapping on one side of the triangle to form a normally closed but openable passageway into and out of the triangle, another side of the triangle having... | 02/27/1979 |
| 4050187 | Wire support system for training hop vines The wire systems for training hop vines normally comprise a trellis of generally horizontal main wires and, connected therewith, riser wires which extend generally vertically. The invention provides riser strands which at their upper end have a loop integ... | 09/27/1977 |
| 4046296 | Belt holster purse assembly A belt holster purse includes an elongate belt element the ends of which are adapted to be releasably connected. At least one peripherally extending slot is formed in selected segments of the side wall of the belt element. At least one purse member is sli... | 09/06/1977 |
| 3970227 | Spring loop key ring and belt attachment A key keeper is held in a belt loop within a small closed bend thereof. The keeper has opposed small and large half loops. Straight side rods connect the loops, being tangent to both. One side rod is split to place keys on the keeper. A trough or clip fix... | 07/20/1976 |