MadGrip has the following patents issued:U.S.: Utility: 9498009, 9346202, 9555567; Design: D700,403; D650,968; D645,212; D647,278; D648,919; D657,500 AUSTRALIA: Utility: 2010200342, 2010307019, Design: 348546, 201611768, 201711769 EUROPE: Utility: 2308331, Design: 2218768, 3043009. Validated in Germany, France, United Kingdom, Norway and Sweden HONG KONG: Utility: HK1150423, Design: 1300654.1 JAPAN: Design: 1480715, 1567975, 1567976 MEXICO: Design - 41051. RUSSIA: Utility - 254413. TAIWAN: Utility - I483688, I566710