Columbia, Maryland
United States
6
2016-09-29
The entities that hold a legal rights for patent applications filed by inventor Campbell Derek:
Derek Campbell from Columbia, US has applied for patents for these inventions. The list has both pending applications and granted patents:
Protective Guard Apparatus
#2 | 2015-09-17Cleat for footwear
#3 | 2014-11-27Cleat for footwear
#4 | 2011-12-22FOOT SUPPORT ARTICLE
#5 | 2010-09-16Cleated athletic shoe with cushion structures
#6 | 2010-07-08Athletic shoe with cushion structures
978657 ⎘