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...that Kleenex tissue was originally designed to be a gas mask filter? It was developed at the beginning of World War I to replace cotton, which was then in short supply as a surgical dressing.
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| Number | Title | Issue Date |
| 8186081 | Torsion control devices and related articles of footwear Torsion control devices for use in an article of footwear are disclosed. An article of footwear comprises: a sole having a forefoot portion and a rearfoot portion; and a torsion element disposed in the sole, wherein the torsion element allows the forefoot portion to... | 05/29/2012 |
| 7540100 | Footwear article with adjustable stiffness An article of footwear or shoe assembly, which is designed to allow for adjustment of stiffness in its sole unit, is disclosed. The article of footwear is preferably constructed to enhance stability, support and comfort of a wearer on varied terrain. Among other ele... | 06/02/2009 |
| 7503132 | Foot-wears, namely sport foot-wears, and production method thereof The foot-wears according to the invention, in particular sport foot-wears, include a sole (3) of molded synthetic material, within which internal stiffening means (4) are provided. The stiffening means include at least an insert (4) of thread-li... | 03/17/2009 |
| 7380353 | Footwear sole with forefoot stabilizer, ribbed shank, and layered heel cushioning A footwear sole includes a footwear sole base with a forefoot region, a mid-foot region, and a heel region. A lower heel cushion is positioned in the heel region. An upper heel cushion is positioned over the lower heel cushion. A shank with reinforcement ribs is pos... | 06/03/2008 |
| 7370443 | Footwear item for racket sports The invention relates to a footwear item that is designed for racket sports. The inventive item includes a sole that includes a dynamic element that stores and releases energy when the sole is subjected to lateral stresses. The dynamic element includes at least two ... | 05/13/2008 |
| 7325336 | Wrestling shoe with separated outer soles The wrestling shoe according to the present invention comprises outer soles 1F and 1B separated forward and rearward on the side of a grounding surface of the shoe. The fore and rear outer soles 1F and 1B essentially protrude downward fur... | 02/05/2008 |
| 7263788 | Sole-mounted footwear stability system The present invention is an article of footwear having a stabilizing element incorporated into a sole structure. The stabilizing element is located primarily in the midfoot region of the footwear but extends into both the forefoot and heel regions. In one embodiment... | 09/04/2007 |
| 7096605 | Article of footwear having an embedded plate structure An article of footwear includes a sole with a midsole. A midsole plate includes a lateral fork member and a medial fork member configured to provide flexibility to the phalanges bones during ground engaging actions. The midsole plate includes a plurality of perforat... | 08/29/2006 |
| 7082702 | Article of footwear An article of footwear that includes a bottom assembly, the bottom assembling including at least a wear sole and an element for reinforcing the bottom assembly, and an upper including a reinforcement element coupled to the reinforcement element of the bottom assembl... | 08/01/2006 |
| 7062865 | Orthotic An orthotic device comprising a generally foot shaped body including depressable relief segments that underlie the metatarsal-phalangeal aspect of the foot and, optionally, the heel of the foot. The relief segments are provided by relieved areas cut or otherwise pro... | 06/20/2006 |
| 6954998 | Chassis construction for an article of footwear An article of footwear including a sole with a chassis constructed to provide, in a pre-selected manner, comfort, flexibility, support, and power transfer by varying the configuration, thickness, and/or material of the chassis in various areas of the chassis, thereb... | 10/18/2005 |
| 6910287 | Shoe midsole A shoe midsole (1) for shoes with exceptional walking comfort, eg hiking shoes. The shoe midsole is provided with a shock absorber (6) in its heel zone (4) and a bead (8) behind and adjacent the heel zone, said bead completely or partiall... | 06/28/2005 |
| 6874254 | Thong-type shoe having a heel and a layered sole Provided is thong-type shoe that has a heel and a layered sole, with a shape-retaining member sandwiched between the layers. In one example, the shoe according to the present invention has a top layer, a bottom layer and a shape-retaining member sandwiched between t... | 04/05/2005 |
| 6785986 | Shoe and sole fitted with torsion stiffener A shoe comprising a sole having a supporting surface for supporting a foot and an upper connected with the sole for locking a foot onto the supporting surface. The sole comprises an elongated torsion stiffener enhancing resistance to torsion about the longitudinal a... | 09/07/2004 |
| 6519876 | Footwear structure and method of forming the same A footwear structure including an upper and a separate midsole having interlocking shank portions. The upper has an upward extending arc in the shank area which defines a shank interlock portion therein. The midsole has a corresponding arc which defines a... | 02/18/2003 |
| 6212795 | Shoe sole with reinforced support structure A one piece molded arched support member reinforcing device 3 for a shoe sole is provided. The member comprises a front support portion 30 and a rear support portion 31 molded integrally with an arch portion 3a. The front support portion 30 and the rear s... | 04/10/2001 |
| 6092305 | Footwear structure and method of forming the same A footwear structure including an outsole and a separate midsole having interlocking shank portions. The outsole has an upward extending arc in the shank area which defines a shank interlock portion on the top surface of the outsole. The midsole has a cor... | 07/25/2000 |
| 5940992 | Surgical shoe for avoiding heel strike and for reducing weight bearing from the heel of a foot A wedge outsole of generally triangular shaped configuration as viewed from a side thereof is integrated to an insole and shoe upper of a post-operative surgical shoe. The outsole has a flat top surface integrated to the bottom surface of the insole, with... | 08/24/1999 |
| 5720117 | Advanced torque stability shoe shank A shank for providing stability and torsional control to a shoe comprises a generally rectangular body having a pair of legs extending non-symmetrically from a first end for providing flexibility at the ball of the shoe, and a semicircular tab formed from... | 02/24/1998 |
| 5718069 | Football kicking shoe An athletic shoe designed for kicker's kicking footballs from the ground having a toe portion that extends upwardly with respect to the horizontal plane formed by the heel and instep of the shoe. The toe has a kicking surface that is substantially flat an... | 02/17/1998 |
| 5491909 | Shock absorbing medical shoe A shoe for use on a post-operative, traumatized, diabetic or insensitive foot includes a shock absorbing sole material, with an insole of shock absorbing foam that contours to and supports the sole of the foot, and being regulated in flexibility by a meta... | 02/20/1996 |
| 5452526 | Footwear having an outsole stiffener An article of footwear, such as a soccer boot (1) or training shoe has a sole (5) incorporating a stiffener (8;22,23) . The stiffener comprises a first portion (10;22) which stiffens the waist or shank of the sole and so resists transverse flexure, and a ... | 09/26/1995 |
| 5435077 | Layered cushioning system for shoe soles A layered cushioning system for a shoe sole for women's pumps is characterized by a flexible polyurethane outsole containing a recess in the upper forepart thereof within which is molded a shock-absorbing foam insert. A rigid insole tuck having a steel sh... | 07/25/1995 |
| 5416989 | Shoe with a shank having a cushion therein A shoe construction having an upper formed with a toe cap at one end and a heel receiving surface at the opposite end, a molded outsole and shank attached to the upper with a heel connecting the shank into the upper at the heel receiving surface, a single... | 05/23/1995 |
| 5396719 | Apparatus for maintaining the tuckboard of footwear in a particular shape Apparatus is provided for maintaining the tuckboard of footwear in a particular shape. The apparatus includes a tuckboard member made from a sheet of deformable material such as a fiberboard. Retention members are attached to the opposite surfaces of the ... | 03/14/1995 |
| 5347730 | Low heel shoe convertible to high heel shoe and vice versa with an adjustable shank A shoe which is provided with a permanently attached low heel can be converted to a high heel shoe by attaching the high heel bodily to the low heel. Additionally, there is an adjustable shank for retaining the shoe in a shape conforming to its high heel ... | 09/20/1994 |
| 5295314 | Shoe with sole including hollow space inflatable through removable bladder A shoe formed by an upper and a flat sole of a type having an air chamber made up of compartments, capable of being inflated by means of valves, the flat sole of which is provided with a raised perimetral edge. The sole receives the air chamber and is con... | 03/22/1994 |
| 5220735 | Pointe shoe A pointe shoe is provided with a removable stiffening member 19 to enable inter alia the stiffeners of the shoe to be varied according to the characteristics of each chosen member 19, to replace the member 19 when the flexibility of the shoes becomes too ... | 06/22/1993 |
| 5134791 | Footwear with arch support Footwear with an improved arch support including an exposed gripping surface through a window in the outer sole is presented. The arch support includes a heel flange and brace which stabilizes the support between the inner and outer soles and the serrated... | 08/04/1992 |
| 4922631 | Shoe bottom for sports shoes The shank of a shoe bottom is stiffened by a stiffening member against bending in both directions about first and second axes transverse to the longitudinal axis of the shoe while permitting relative twisting movement of the front and rear sole portions.... | 05/08/1990 |
| 4897939 | Footwear reinforcement An article of footwear comprises an upper, a flexible metal midsole and an outsole. Between the flexible metal midsole and the outsole is located an internal arch-reinforcement member or "digging-plate". The "digging-plate" may be made of a rigid plastics mate... | 02/06/1990 |
| 4674202 | Cross-country ski boot A sole insert for use in footwear includes a toe plate portion, a metatarsal portion and a heel portion all formed in an integral molded member. The heel portion includes a thickened block-type reinforcing frame merging smoothly into a similarly construct... | 06/23/1987 |
| 4461101 | Molded shanks A spring-type shank for a shoe sole is formed on the bottom of a shoe assembly during manufacture of the shoe. The heel end of the shank is formed so that it is raised slightly from the heel seat region of the insole to provide a "spring shank". The shank... | 07/24/1984 |
| 4392266 | Molded shanks A spring-type shank for a shoe sole is formed on the bottom of a shoe assembly during manufacture of the shoe. The heel end of the shank is formed so that it is raised slightly from the heel seat region of the insole to provide a "spring shank". The shank... | 07/12/1983 |
| 4366629 | Safety boot A safety waterproof boot of molded plastics material is provided having an integral sole and upper, the upper including a toe portion and a metatarsal portion, a metallic plate provided in the sole portion and extending the width and length thereof and al... | 01/04/1983 |
| 4272897 | Steel shank support for molded unit sole A shoe shank support suitable for being molded into a unit sole for a ladies high heel shoe provides increased stability and resistance to flexing and comprises a shank of metal strapping sufficiently long to extend from the heel area to approximately the... | 06/16/1981 |
| 4224748 | Shoe sole The invention relates to an injection molded, raised heel, shoe sole structure of improved strength characteristics. The shoe sole consists of (i) a unitary shoe sole member comprising a raised heel, a foot supporting member and a shank portion connecting... | 09/30/1980 |
| 4222182 | Shoe insole A shoe insole that will allow plantar flexion of the wearer's foot in an upward direction but will inhibit such flexion in a downward direction past a normal horizontal condition. The insole includes a rigid first member that extends from a toe end to a r... | 09/16/1980 |
| 4162583 | Shoe stiffener A strip which will form a rigid shoe stiffener, such as a shoe shank, is applied to the surface of a shoe to be stiffened, such as to the bottom of the insole. The shank strip is flexible and includes a carrier sleeve containing a plurality of fiberglass ... | 07/31/1979 |
| 4081917 | Technique and articles for forming shoe shanks A strip which will form a rigid shoe shank is applied to the bottom of an insole. The shank strip is flexible and includes a carrier sleeve which contains a plurality of fiberglass strands in a thermosetting plastic matrix. After the shank strip is in pla... | 04/04/1978 |
