MacHine Co. v. Murphy

How courts have described this case

Verbatim parenthetical descriptions written by other courts when citing this decision. Ranked by citation-network relevance.

• determining whether the accused devices perform different functions in a different way and produce a substantially different result
• “[I]f two devices do the same work in substantially the same way, and accomplish substantially the same result, they are the same, even though they differ in name, form, or shape.”
• describing the test now known as the “triple identity” test
• function-way-result test for doctrine of equivalents

Source: CourtListener parenthetical corpus (CC0).