William F. Semple, a dentist, was awarded the first US Patent on chewing gum in 1869. His recipe contained powdered chalk.
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| Number | Title | Issue Date |
| 7367522 | String fastening device A string fastening device includes a reel on which a string is reeled thereon and a toothed ring is connected to the reel. A knob has a shaft inserted into a tube extending from the base of the device and the reel is rotatably mounted on the tube. The knob has first... | 05/06/2008 |
| 7334355 | Footwear support system A footwear base (320) and a structurally designed footwear bracing system (340) including a footwear base is provided. The footwear bracing system reduces the likelihood of ankle injuries when incorporated in a variety of footwear. The footwear bracing... | 02/26/2008 |
| 7331126 | Automated tightening shoe An automated tightening shoe is provided where a tightening mechanism operates to cause automatic tightening of the shoe laces about a wearer's foot and which releases the laces to allow loosening of the shoe. The shoe laces travel to the interior of the tightening ... | 02/19/2008 |
| 7210252 | Step-in snowboard binding and boot therefor A three point step-in snowboard binding includes medial and lateral binding pin engagers that interact with corresponding pins in a boot. The binding latches the boot after the snowboarder steps into the binding, and remains latched until a release control is actuat... | 05/01/2007 |
| 7134224 | Laced boot A laced boot having a boot lace and sections of the boot lace run in a continuous one-piece manner as follows: a first section runs from the metatarsal area of the sole over the instep of the boot; a second section runs from the metatarsal area of the sole around th... | 11/14/2006 |
| 7103994 | Automated tightening shoe An automated tightening shoe with crisscrossed laces and a tightening mechanism which operates in one direction to cause automatic tightening of the crisscrossed laces to tighten the shoe about a wearer's foot, and which can be released easily so that the shoe can b... | 09/12/2006 |
| 7076843 | Shoestring tying apparatus A fitting portion of a rotational member of a shoestring tying apparatus is fit to a rotational cap serving as an operating member of a fastening member for winding up and fastening a shoestring. The fitting portion serves as a connection between a driving mechanism... | 07/18/2006 |
| 7028421 | Anatomically correct skating boot A skating boot adapted to fit around the foot of the user and allowing adequate forward and backward motion of the upper portion relative to the lower portion. The boot is equipped with an inside joint and an outside joint connecting the upper portion and the lower ... | 04/18/2006 |
| 6896128 | Automated tightening shoe An automated tightening shoe with crisscrossed laces and a tightening mechanism which operates in one direction to cause automatic tightening of the crisscrossed laces to tighten the shoe about a wearer's foot, and which can be released easily so that the shoe can b... | 05/24/2005 |
| 6883255 | Forward lean system for a snowboard boot In accordance with the invention, a boot having a forward lean system is provided that includes medial and lateral side cable members on the boot wherein the cable members are attached to a forward portion of the boot at only one general position. The forward lean s... | 04/26/2005 |
| 6467194 | Automated tightening shoe An automated tightening shoe with crisscrossed laces and a tightening mechanism which operates in one direction to cause automatic tightening of the crisscrossed laces to tighten the shoe about a wearer's foot, and which can be released easily so that the... | 10/22/2002 |
| 6378230 | Lace-less shoe The present invention relates to a shoe and preferably according to the preferred embodiments to a self-closing mechanism within the shoe. The shoe optionally has an inbuilt mechanical fastening system which operates via insertion of the foot into the sho... | 04/30/2002 |
| 6253467 | Mounting for a snowboard boot strap A snowboard boot for use with a snowboard boot strap that is attachable thereto. In one aspect, the boot comprises a foot-shaped outer surface; and a strap mounting member that includes an attachment feature adapted to mount a portion of the strap to the ... | 07/03/2001 |
| 6035556 | Shoe closure mechanism A shoe closure mechanism that uses the weight of the user's foot to close two pivoting closure arms secured to the flaps of the shoe. The shoe closure mechanism includes a curved, shape returning, foot surround member with a central saddle back section po... | 03/14/2000 |
| 6032387 | Automated tightening and loosening shoe An automated tightening and loosening shoe with rigid, semi-rigid or flexible polymer bands functioning as laces, and a tightening mechanism which operates in one direction to cause automatic tightening of the rigid, semi-rigid or flexible polymer bands t... | 03/07/2000 |
| 5983530 | Shoes with automatic shoestring tying/untying mechanism This invention relates to shoes with an automatic shoestring tying/untying device, and particularly to an automatic shoestring tying or untying device which is synchronous with wearing/taking-off action, and in which the tightness is adjustable. The devic... | 11/16/1999 |
| 5826355 | Ski boot having a combined closure and heel-engaging member Sport footwear with a shell, a bootleg, and a device for clamping the heel region of the shell tight, including an eave pivoted on the shell and an anchor member which is associated slidingly with the bootleg, and a tie member between the sliding anchor m... | 10/27/1998 |
| 5720119 | Sports boot The shoe is of the type constituted by a shell base adapted to receive the foot of the user and a upper-collar in two portions journaled on the shell base, and including elements for mutually bringing together and latching the two portions of the upper in... | 02/24/1998 |
| 5412883 | Ski boot and ski boot-bindings A ski boot and a combination of a ski boot and a releasable ski binding which attaches the boot to a ski. The boot includes a forward cuff and a hinged rear cuff, the rear cuff being secured to the forward cuff such that upon predetermined rearwardly-dire... | 05/09/1995 |
| 5381612 | Device for blocking an upper of a ski boot An alpine ski boot having a shell base on which is journalled at least partially an upper constituted of at least one rear spoiler and a front cuff, the rear spoiler being journalled with respect to the shell base about a transverse axis and including a t... | 01/17/1995 |
| 5379532 | Ski boot A ski boot includes a pull element coupled to a tensioning device. The tensioning device has two levers located on a bearing shaft that interact with tensioning bodies that guide the pull element. Control elements that interact with the levers are connect... | 01/10/1995 |
| 5351420 | Ski boot with a lever having independent adjustment devices A ski boot comprising a shell inside which one or more pressers are provided, a front quarter connected to the shell, a rear quarter pivotally connected to the shell, a lever pivotally connected to the rear quarter, a cable winding device rotatably suppor... | 10/04/1994 |
| 5345699 | Ski boot of variable volume with overlapping flaps The boot, made of plastic material, comprises a shell of variable volume (1) having two longitudinal flaps (2, 3) which overlap on at least one part of the foot, and a shaft in the form of a collar (7) articulated on the shell. Only the flap (3) of the in... | 09/13/1994 |
| 5175949 | Ski boot with selective tensioning device An upper shaft part of the ski boot is pivotable on a lower shaft part about an axis (20) from a standing position, which runs approximately at right angles to the sole (14), into a forwardly inclined rest position which corresponds to the skiing position... | 01/05/1993 |
| 5158559 | Ski boot with a lever having independent adjustment devices A ski boot composed of a shell inside which one or more pressers are provided and with which a front quarter and a rear quarter are associated. The peculiarity of the invention resides in the fact that it comprises a lever body which is pivoted to the fro... | 10/27/1992 |
| 5134792 | Read-fitting ski boot The boot is of the rear-fitting type and comprises a hinged upper consisting of two parts (3, 4) and provided with a first tensioning lever (6) acting on a cable, one end of which is connected to a second tensioner (9) permanently connected to the front p... | 08/04/1992 |
| 5127171 | Ski boot with a translating rear Boot with a shell (1) comprising a shaft in two parts (2, 4), the rear part (4) of which is connected, on the one hand, to the shell and, on the other hand, to the front part (2) of the shaft by two pairs of links (5, 7) or equivalent means. The axes of t... | 07/07/1992 |
| 5065533 | Rear entry ski boot The present invention relates to an alpine ski boot of the rear entry type. In this tightening boot at least the rear portion of the upper is pivotably mounted around a first horizontal and transverse axis, on a stirrup surrounding the rear of the shell base a... | 11/19/1991 |
| 5060403 | Adjustable closure device particularly for ski boots The adjustable closure device includes a tensioning means, such as a lever, for actuating a cable adapted to tighten the front and rear quarters of the ski boot; the front quarter has a stop element for engaging the front quarter with the shell when the s... | 10/29/1991 |
| 5003711 | Alpine ski boot A ski boot including an upper surrounding the lower leg of the skier, and a shell base for surrounding the foot of the skier. The boot also includes an apparatus for closing the upper on the lower leg of the skier, an apparatus for holding the foot in the... | 04/02/1991 |
| 4984375 | Downhill ski boot An apparatus for closing the upper of a ski boot on a lower leg of a skier and for retaining the foot of a skier in the shell base of the boot. The apparatus includes a system for closing the upper on the lower leg of the skier which includes a first trac... | 01/15/1991 |
| 4969278 | Closure actuated tightening mechanism for ski boot having variable volume inner shell A ski boot comprises a rigid outer shell and an inner shell which is relatively flexible. The inner shell features a relatively flexible saddle region which extends over the metatarsal and/or instep portions of a wearer's foot. Tensile elements, such as c... | 11/13/1990 |
| 4959914 | Ski-boot A ski boot comprises a shell and shaft designed for stepping in from the rear and composed of a collar and a lid. The collar and the front portion of the shell form a first integral part, whereas the rear, heel portion of the shell together with the lid f... | 10/02/1990 |
| 4955149 | Ski boot with ankle support A ski boot comprises a rigid outer shell and an inner shell which is relatively flexible. The inner shell features a relatively flexible saddle region which extends over the metatarsal and/or instep portions of a wearer's foot. Tensile elements, such as c... | 09/11/1990 |
| 4942680 | Ski boot Boot formed of a shell base (1) and a shank (2, 3) articulated on this shell base. The foot is gripped diagonally by means of a cord (5) passing over a pressure distributor (6), on which cord there acts a stretcher (7) mounted on the rear part (3) of the ... | 07/24/1990 |
| 4937951 | System for securing a foot or inner shoe in a ski boot or climbing boot System for securing a foot or inner shoe (4) in a ski-boot or climbing boot, with tension elements (11) which extend from the instep to a hinged rear part (2) of the boot (1), in which the tension element or elements (11) are located in a fixable manner i... | 07/03/1990 |
| 4937953 | Ski boot There is provided a ski boot having two support elements arranged between the shaft and the inner show of the ski boot which overlap the region of the instep in the nature of a saddle. Each support element is engaged by a pulling element which in each cas... | 07/03/1990 |
| 4928408 | Ski boot with improved wearability Ski boot having a shell, a rear quarter and a front quarter, at least the rear quarter being pivoted to the shell. The rear quarter is also articulated to an element of the boot, such as the front quarter, the shell or a flap by means of rods.... | 05/29/1990 |
| 4922633 | Ski boot, particularly of the rear-entry type, with securing and adjustment device The ski boot comprises a shell with which a front quarter and a rear quarter are associated. The boot comprises at least one flexible traction element, constituted by a cable, which is connected to tensioning means which are associable with the rear quart... | 05/08/1990 |
| 4908965 | Ski boot fastening device A ski boot fastening device according to the present invention is applied to a ski boot comprising an outer shell and an inner boot fitted in the outer shell. The ski boot fastening device comprises an outer shell, an inner boot fitted in the outer shell,... | 03/20/1990 |