inventive genius
Defined in 1 dictionary — Case Law
Definitions from Case Law
From 335 U.S. 560 - Jungersen v. Ostby & Barton Co. · 1949Most cited · 559 citing opinions
Where centrifugal force was common as a means of introducing molten metal into the secondary mould, its use in an intermediate step to force molten wax into the primary mould was not an exemplification of inventive genius such as is necessary to render the patent valid.