51
William J Bowerman: Athletic shoe for artificial turf with molded cleats on the sides thereof. BRS, Klarquist Sparkman Campbell Leigh Hall & Whinston, March 25, 1980: US04194310 (67 worldwide citation)

Athletic shoes with molded cleats of resilient material for use on artificial turf or other hard surfaces are disclosed including first cleats provided on the bottom of the shoe sole positioned beneath the foot of the wearer and second cleats provided on both sides of the shoe. The second cleats are ...


52
Bobby V Hundley: Dual compartment food tray. Emrich & Dithmar, January 17, 1995: US05381901 (65 worldwide citation)

A nestable food or snack tray having a pair of recessed food storage compartments each adapted to receive and hold food is vacuum molded from a single sheet of lightweight plastic, such as polystyrene. A first recessed compartment is shaped in the form of an athletic field or stadium such as a tenni ...


53
Gianni Kail: Method and apparatus for conducting games of chance. Supra Engineering, Abelman Frayne & Schwab, August 15, 2000: US06102797 (64 worldwide citation)

A weekly or other regularly scheduled game of chance is conducted in conjunction with a series of seasonal sporting events, such as baseball, football, hockey and basketball games, in which a number of specific games are identified on a printed or electronic game card, and the participant marks the ...


54
Thad M Ide, Ralph J Infusino, Nelson Kraemer, Christopher R P Withnall, Timothy D Bayne: Sports helmet. Riddell, McDermott Will & Emery, July 10, 2007: US07240376 (63 worldwide citation)

The present invention provides a sports helmet, such as a football, hockey, lacrosse or baseball helmet. The helmet includes a shell having an outer surface, a front region, a rear region, and two side regions. A jaw flap extends from each ear flap towards the front region of the shell, wherein the ...


55
Craig Johnston: Sports shoe for activities which involve kicking a ball. Zermatt Holdings, Hoffmann & Baron, August 1, 1995: US05437112 (63 worldwide citation)

A football boot (10) comprises an upper (12) formed with a ball contact surface (24) which is resilient. The ball contact surface may be generally flat and/or concave and provided with a plurality of formations formed of an elastomeric material, wherein the ball contact surface (24) and/or the forma ...


56
Heino Arff: Cleat for sports shoes. ITW Ateco, Thomas W Buckman, Jack R Halvorsen, January 8, 1985: US04492047 (63 worldwide citation)

A cleat for sports shoes, especially football boots, comprising a socket situated in the outsole, a cleat body, a fastening attachment via which the cleat body is detachably connectible to the socket, and a supporting surface formed integrally with the cleat body thereat said supporting surface comi ...


57
Jean Marie Donntag, Jacques Casper: Inflated sports ball. Adidas Sarragan France, Cushman Darby & Cushman, January 26, 1993: US05181717 (63 worldwide citation)

An inflated bladder-type sports or leisure ball, e.g., a football, having as a cover, an external layer of polyurethane or polyurethane-polyurea foam with compact integral skin. The thickness of the covering layer is between about 1.5 and about 5 mm, whereas the thickness of the compact integral ski ...


58
Aldean Burdett Bassette, Nicole Durr: Sports helmet. A V E, McHale & Slavin, February 3, 1998: US05713082 (62 worldwide citation)

An improved helmet constructed with a rigid shell having a soft outer covering which absorbs impacts and disperses energy thereby protecting the wearer of the helmet, as well as protecting the impacting object. When used for contact sports such as football, this covering is effective in preventing i ...


59
Tony Verna: Systems, devices and methods for reviewing selected signal segments. ScanZ Communications, Covington & Burling, January 20, 2004: US06681398 (61 worldwide citation)

The present invention provides on-field sports officials and other similarly situated users with systems, methods and portable devices for monitoring, reviewing and evaluating sports, entertainment, news and other events and occurrences in nearly real time. These systems, methods and devices for exa ...


60
Melvin J Robey: System and process for providing durability enhanced area. Purdue Research Foundation, John R Nesbitt, May 17, 1977: US04023506 (60 worldwide citation)

A system and process is disclosed for providing a durability enhanced area that is particularly well suited for use as an athletic playing field. A vegetative crop has one or more layers of netting associated therewith so that each layer of netting has portions of the vegetative crop extending there ...