Design Patents are often disparaged as offering extremely limited protection. But often that is not the case. The article below from the USPTO explains the case of Crocs, the foam shoes with holes that are sold and worn everywhere. Crocs won an infringement lawsuit based on a design patent which found that the a design patent can be infringed upon even if there are some design differenced. The key element in the case was the ordinary observer test, which is can an ordinary person distinguish the differences between the products.
http://onestopinventionshop.net/blog/2023/04/design-patents-offer-strong-potential/
Don Debelak offers affordable patents www.patentsbydondebelak.com
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