A U.S. design patent protects how something looks, as opposed to how it works. An applicant conveys that look primarily using drawings. Typically they use line drawings, so that the scope of ...
Design patents in the U.S. typically include two types of shading. The first and most common type of shading used in U.S. design patents is opaque shading, which illustrates a non-transparent or ...
40 rectangular-shaped specimens (12 × 14 mm) were obtained from Vita Enamic and Grandio blocks at 0.5 and 1 mm-thick (n = 10/group). Colour parameters of specimens were measured on PMMA tooth-coloured ...
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