Hook-and-loop fastener Mestral's patent expired, prompting a flood of low-cost imitations from Taiwan, China and South Korea onto the market. Today, the trademark is the subject of more than 300 trademark registrations in over 159 countries. George de Mestral was inducted into the national inventors hall of fame for his invention. The big breakthrough George de Mestral made was to think about hook-and-eye closures on a greatly reduced scale. Hook-and-eye fasteners have been common for centuries, but what was new about hook-and-loop fasteners was the miniaturisation of the hooks and eyes. Shrinking the hooks led to the two other important differences. Firstly,
Tie-breaking in Swiss-system tournaments Black). The player who wins the draw of lots may choose which color he wants. As a last resort, ties are broken by a random process such as a coin flip . The U.S. Chess Federation (USCF) recommends these as the first four tie-breaking methods to be used : Tie-breaking in Swiss-system tournaments Tie-break systems are used in chess Swiss system tournaments to break ties between players who have the same total number of points after the last round. This is needed when prizes are indivisible, such as titles, trophies, or qualification for another tournament. Otherwise players often share the