Court Interprets Purported Contour Lines in Design Patent Drawings as Claimed Features – Publications
The benefits of clear surface shading in a design patent were highlighted in a recent district circuit decision, which found that purported contour or tangent edge lines added to the drawings to illustrate a transition edge between rounded and flat surfaces were not proper lines to indicate surface contour, but instead claimed features.
Court Interprets Purported Contour Lines in Design Patent Drawings
design patent Archives - Eric Waltmire's Blog
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Court Interprets Purported Contour Lines in Design Patent Drawings
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