6 January 1863
On 6 January 1863, US Patent No. 37,305 was granted to James Plimpton for an “Improvement in skates“.
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6 January 1925
On 6 Jannuary 1925, US Patent No. 1,522,176 was granted to George Washington Carver for “Cosmetic and process of producing the same”.
6 January 1970
On 6 January 1970, Hoyle Schweitzer and Jim Drake received US Patent No. 3,487,800 for a “Wind-propelled apparatus“, the windsurfing board.