Court Interprets Purported Contour Lines in Design Patent Drawings

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.

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Autrige Dennis on LinkedIn: Court Interprets Purported Contour Lines in Design Patent Drawings as…

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John Hemmer on LinkedIn: Court Interprets Purported Contour Lines in Design Patent Drawings as…