In 1608, Dutch eyeglass maker Hans Lipperhey filed the first patent for a working telescope. The patent was denied.
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| Number | Title | Issue Date |
| 7654015 | Bowling shoes with interchangeable heels A shoe with a removable and interchangeable heel that may be removably secured to a heel region of a shoe sole, thus, allowing a user to adjust a way the shoe engages a ground surface. The shoe includes an attachment system for removably securing the removable and i... | 02/02/2010 |
| 7350321 | Shoe upper and methods of manufacture The present invention relates to a shoe and the manufacture thereof that includes an inner shoe with an upper side and a lower side and a stitch-free shell. The stitch-free shell encompasses the upper side of the inner shoe. The shell may be produced in two or more ... | 04/01/2008 |
| 7249426 | Footwear structure An improved footwear structure having an upper and a sole, associated to such upper. The footwear structure also having fitting means, which are associated to such upper and such sole for accommodating the internal volume of such footwear structure to the size of a ... | 07/31/2007 |
| 7246453 | Sole for bowling shoes The present invention discloses a sole for bowling shoes in which a slip plate is detachably attached at the front portion of a bottom face thereof and a heel part is detachably attached at the back portion of the bottom face thereof, the sole for bowling shoes comp... | 07/24/2007 |
| 7219383 | Process for creating a pair of athletic shoes Method 10 discloses a process for creating a pair of athletic shoes having cleats thereon. The process is comprised of taking a first pair of athletic shoes 14 and removing a portion of the sole having cleats therein, the selectively removed portion he... | 05/22/2007 |
| 7203985 | Shoe bottom having interspersed materials A shoe (and fabrication techniques therefor) on which is provided a bottom portion that includes a sole portion and a heel portion and that has a bottom surface and an upper portion extending upwardly from the bottom portion. The bottom surface of the bottom portion... | 04/17/2007 |
| 7155845 | Sole with extensible structure footwear equipped with same and method for mounting same Sole with stretchable structure, a footwear article provided with such a sole and its assembly method. The invention relates to a footwear sole where the forepart is associated with a stretchable material making it possible to fit differing foot widths easily... | 01/02/2007 |
| 7152340 | System for removably placing a pad on a shoe The invention relates to a system for removably placing a pad on a shoe, including a bottom surface of the shoe, a pad secured to the bottom surface, an extension extending from the pad, the extension being secured to the bottom surface, and wherein the extension fa... | 12/26/2006 |
| 7107235 | Method of conducting business including making and selling a custom article of footwear The present invention teaches a method of conducting retail and Internet business including making and delivering a custom article of footwear. The article of footwear taught in the present invention includes a spring element that can provide improved cushioning, st... | 09/12/2006 |
| 7038139 | Spiral cable device A spiral cable device is provided with a cylindrical casing, an inner cylinder rotatable relative to the cylindrical casing, and a flexible flat cable connected to the inner cylinder at one end thereof and to the cylindrical casing at the other end thereof. The flex... | 05/02/2006 |
| 7016867 | Method of conducting business including making and selling a custom article of footwear The article of footwear taught in the present invention includes a spring element that can provide improved cushioning, stability, and running economy. Unlike the conventional foam materials presently being used by the footwear industry, a preferred spring element i... | 03/21/2006 |
| 6907682 | Horseshoe-shape bowling shoe heel A heel surface element for a bowling shoe has a body defining an upper, attachment surface for attachment of the heel surface element upon a heel region of a bowling shoe and a lower, heel surface having a horseshoe-shape surface disposed for engagement upon a bowli... | 06/21/2005 |
| 6662476 | Bowling shoe with sole having regions of different coefficient of friction A wedge-soled bowling shoe has selectable percentages of regions of different coefficients of friction of traction characteristics and different coefficients of friction of slide characteristics on a shoe sole surface. The shoe gives the bowler precise co... | 12/16/2003 |
| 6662475 | Reversible heel A heel includes a member with a first surface having a fastening layer for removable attachment of the member to an outsole in two different positions, and a second surface having an outer layer with a first sliding characteristic in one position and a di... | 12/16/2003 |
| 6651360 | Bowling shoe with sole having regions of different coefficients of friction A wedge-soled bowling shoe has selectable percentages of regions of different coefficients of friction of traction characteristics and different coefficients of friction of slide characteristics on a shoe sole surface. The shoe gives the bowler precise co... | 11/25/2003 |
| 6598324 | Bowling shoes having customizable ground engagement A bowling shoe construction having various options for adjustment with removable and replaceable slide parts to attach to the tread surface of a slide shoe. The slide parts can attach interchangeably using hook and pile loop fasteners. A kick shoe include... | 07/29/2003 |
| 6405459 | Bowling overshoe A bowling overshoe includes an upper formed from a stretchable sheet material and two outsole portions attached independently of each other.... | 06/18/2002 |
| 6311415 | Bowling shoe with replaceable tip A bowling shoe with a replaceable tip comprises a shoe upper, a shoe sole mounted to the shoe upper, and a plurality of replaceable shoe tips. The shoe sole has a selectable traction area from a toe end and across the width of the shoe sole. Each tip has ... | 11/06/2001 |
| 6243973 | Bowling shoe with sole having regions of different coefficients of friction A wedge-soled bowling shoe has selectable percentages of regions of different coefficients of friction of traction characteristics and different coefficients of friction of slide characteristics on a shoe sole surface. The shoe gives the bowler precise co... | 06/12/2001 |
| 6032286 | Inner ankle protector device An inner ankle protector device 10 including a protector member 20 having an outer shell element 21 and an inner padded liner element 25 dimensioned to receive the user's inner ankle bone on one foot, a strap unit 12 including main 30 and auxiliary 33 str... | 03/07/2000 |
| 5542198 | Bowling shoe construction with removable slide pad and heel A bowling shoe construction includes a shoe upper, and a shoe sole mounted to the shoe upper. The shoe sole has a tread surface and a slide area on the tread surface extending longitudinally from a toe end of the shoe sole rearwardly to an arch portion th... | 08/06/1996 |
| 4716664 | Bowling shoes and improved heel construction therefor A bowling shoe to be worn on the sliding foot of a bowler has a heel that presents outer and inner bottom surfaces, the outer bottom surface having a relatively high coefficient of friction as compared to the inner surface. The outer surface can be white ... | 01/05/1988 |
| 4704810 | Bowling shoe protector A bowling shoe protector includes a sole portion and an upper portion designed to fit snuggly about a conventional bowling shoe. The bowling shoe protector is made from a waterproof material such as rubber, vinyl or plastic. The surface of the inner sole ... | 11/10/1987 |
| 4468870 | Bowling shoe This bowling shoe includes an upper portion and a lower portion attached to the upper portion. The inside edge of the lower portion projects outwardly from the line of attachment a conventional amount but the outside edge of the lower portion projects out... | 09/04/1984 |
| 4387515 | Bowling shoe protector A bowling shoe protector comprising a thin, slightly flexible sole having an enlarged, generally foot-shaped configuration, and a single support strap secured at the longitudinal center of the sole. The strap includes a hook and pile connector so that the... | 06/14/1983 |
| 4369589 | Shoes Separation of the upper from the midsole, and separation of the midsole from the main sole, of shoes resulting from the kind of forces that are applied during the practice in bowling and other sports is minimized or prevented by the use of a wrap-around m... | 01/25/1983 |
| 4301604 | Bowling overshoe There is shown and described an extremely simple, inexpensive, easily useable apparatus for covering footwear, such as bowling shoes, to avoid an undesirable contamination of the soles thereof.... | 11/24/1981 |
| 4281466 | Bowling shoe protector An expandible slip-over protector elasticized at the top and adapted to cover most or all of a bowling shoe has a zipper to go over shoestrings, a flexible, non-absorbent sole fabric under the zipper for protecting the shoestrings and a stabilizer strip c... | 08/04/1981 |
| 4199881 | Bowling shoe guide device A bowling shoe guide device which enables a bowler to make quick visual reference to his shoe so as to align himself with respect to the flooring of a bowling alley. The device includes a plurality of sighting arrow members disposed on the upper forward t... | 04/29/1980 |
| 4120103 | Disposable bowling shoe This shoe consists primarily of a toe portion, a heel portion, and an adjustable arch, which, when the shoe is assembled, will be held in place by pointed plastic tabs on inner sole portions, when pressure is applied. The shoe further includes toothed ton... | 10/17/1978 |