A design patent protects purely ornamental features, thus it is not fair to criticize a design patent on the basis of it not being useful. Inherently, if it wer

A design patent protects purely ornamental features, thus it is not fair to criticize a design patent on the basis of it not being useful. Inherently, if it were useful, it would not be eligible for protection as a patented design. It may be fair to criticize the entire legal regime that affords patent protection to ornamental designs (e.g., the famous rectangle with rounded corners that caused a jury to find for Apple vs. Samsung).