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 |
| 8146266 | Chimney structures for footwear and foot coverings The present invention employs chimneys and chimneys structures to move or vent heat and moisture away from the foot and out of the microclimate of the shoe. The chimneys define pathways that utilize convection and other principles to cool and dry the foot. The chimn... | 04/03/2012 |
| D646050 | Footwear tread | 10/04/2011 |
| 7762008 | Extreme service footwear The present invention provides articles of footwear adapted for use in extreme and hazardous environments by members of the military, law enforcement personnel and others who require durable and functional footwear. The footwear include protective coverings that may... | 07/27/2010 |
| 7730640 | High performance boot The present invention discloses various features and combinations thereof for use with articles of footwear such as boots. The boots are especially adapted for use on construction projects, and provide protection, support and comfort to the wearer. Numerous outsole ... | 06/08/2010 |
| 7681333 | Shoe footbed system with interchangeable cartridges The present invention provides an interchangeable shoe footbed cartridge system. The system includes a footbed such as a midsole, insole or a sockliner. A cartridge is inserted into or otherwise attached to the forefoot section of the footbed. Multiple cartridges of... | 03/23/2010 |
| 7631440 | Shoe with anatomical protection The present invention provides a floating anatomical protector for use in articles of footwear, and is particularly suited for footwear employing a wraparound lacing system. The floating anatomical protector preferably does not directly contact the superstructure of... | 12/15/2009 |
| 7578076 | Modular shoe A modular shoe separates into components. The components may be interchangeable to provide versatility without requiring a large number of single use shoes. Each shoe component may also be collapsible to provide for convenient packing in a travel bag or other locati... | 08/25/2009 |
| D597735 | Footwear tread | 08/11/2009 |
| 7562470 | Shoe with wraparound lacing The present invention provides a wraparound lacing system for use in all manner of footwear. The lacing system includes a lace which encircles the upper and midsole of the article of footwear in a spiral, helical, coiled or similar wound wraparound pattern. The uppe... | 07/21/2009 |
| 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 |
| D591036 | Roll top boot | 04/28/2009 |
| 7461470 | Shoe footbed system and method with interchangeable cartridges The present invention provides an interchangeable shoe footbed cartridge system. The system includes a footbed such as a midsole, insole or a sockliner. A cartridge is inserted into or otherwise attached to the forefoot section of the footbed. Multiple cartridges of... | 12/09/2008 |
| 7441351 | Footwear for hostile environments The present invention provides articles of footwear for use by firefighters in different activities such as emergency and rescue situations, as well as daily activity in and around the firehouse. Integrated handles enable the firefighter to quickly and easily put th... | 10/28/2008 |
| 7428787 | Removable shoe coverings In one embodiment a gaitor interface may be used to connect a gaitor to many different types of footwear. The gaitor interface provides a removable attachment between the gaitor and the shoe. One part of the gaitor interface comprises a track that can be mounted alo... | 09/30/2008 |
| 7392601 | Chimney structures for apparel The present invention employs chimneys and chimneys structures to move or vent heat and moisture away from the foot and out of the microclimate of the shoe. The chimneys define pathways that utilize convection and other principles to cool and dry the foot. The chimn... | 07/01/2008 |
| 7370438 | Removable or reversible lining for footwear The present invention relates to removable and/or replaceable liners for use in a wide variety of footwear. Liners may be permanently connected to the collar of the shoe, or may be semi-permanently attached for easy removal from the collar. The liners can be quickly... | 05/13/2008 |
| 7347012 | Shoe with lacing The present invention provides a wraparound lacing system for use with footwear. The lacing system includes a lace which encircles the housing of the article of footwear in a spiral, helical, coiled or similar wound wraparound pattern. The housing includes finger me... | 03/25/2008 |
| D562533 | Clog shoe | 02/26/2008 |
| 7320189 | Shoe with lacing The present invention provides a wraparound lacing system for use in all manner of footwear. The lacing system includes a lace which encircles the upper and midsole of the article of footwear in a spiral, helical, coiled or similar wound wraparound pattern. The uppe... | 01/22/2008 |
| 7287342 | Shoe with lacing The present invention provides a wraparound lacing system for use in all manner of footwear. The lacing system includes a lace which encircles the upper and midsole of the article of footwear in a spiral, helical, coiled or similar wound wraparound pattern. The uppe... | 10/30/2007 |
| 7287343 | Footwear with articulating outsole lugs An improved shoe outsole, and a shoe incorporating the outsole, having improved traction are provided. The outsole contains articulated lugs of various shapes extending downward from the base of the outsole and adapted for contacting the ground and enhancing tractio... | 10/30/2007 |
| 7284344 | Modular shoe A modular shoe separates into components. The components may be interchangeable to provide versatility without requiring a large number of single use shoes. Each shoe component may also be collapsible to provide for convenient packing in a travel bag or other locati... | 10/23/2007 |
| D546048 | Shoe upper toe cap | 07/10/2007 |
| D538522 | Shoe upper with bootie | 03/20/2007 |
| D534719 | Shoe upper toe cap | 01/09/2007 |
| D534718 | Shoe upper with lacing | 01/09/2007 |
| D528751 | Footwear tread | 09/26/2006 |
| D528758 | Shoe upper with lacing | 09/26/2006 |
| D528273 | Shoe upper with projections | 09/19/2006 |
| D528270 | Shoe with lacing | 09/19/2006 |
| D526768 | Shoe upper with projections | 08/22/2006 |
| 7010872 | Modular shoe A modular shoe separates into components. The components may be interchangeable to provide versatility without requiring a large number of single use shoes. Each shoe component may also be collapsible to provide for convenient packing in a travel bag or other locati... | 03/14/2006 |
| 6991364 | Same-hand control of a multi-function device There is disclosed herein a limb-mounted device that is controlled by one or more inputs disposed within reach of the fingers of a user on the same hand that is associated with the limb. The inputs may be disposed upon a retractable or removable surface so that they... | 01/31/2006 |
| D499533 | Footwear tread | 12/14/2004 |
| D497475 | Shoe upper | 10/26/2004 |
| 6681406 | Extendible belt A garment belt including an extendible insert. The insert may flex or stretch while the belt is being worn so that the belt adapts to variations in a wearer's waist size and shape.... | 01/27/2004 |
| 6565253 | Watch light There is disclosed herein a watch that includes a steerable light. The light may be attached to a rotating bezel on the watch, or included in a crown or other moveable fixture of the watch, such that the light may be pointed independently from the orienta... | 05/20/2003 |
| 6205683 | Shock diffusing, performance-oriented shoes A combination insole board includes a shock diffusion plate for diffusing the shock of a heel strike and for providing torsional stiffness in the heel and midfoot areas and includes a flexible material in the forepart of the insole board. The semi-rigid s... | 03/27/2001 |
| 5423135 | Outsole for boating shoes having flattened sine wave incision A sole construction for use with a boating shoe or the like comprises an outsole having a multiplicity of wave-like incisions in a traction area. The incisions are each in the form of a flattened sine wave and extend generally transverse to the longitudin... | 06/13/1995 |