De Forest Radio v. GE: A Landmark Supreme Court Decision on the Invention Requirement
Patently-O
APRIL 8, 2024
Before the advent of transistors, vacuum tubes were widely used as amplifiers and oscillators in radio, television, radar, and computer systems. At the same time, the Court also emphasized that “it is method and device which may be patented and not the scientific explanation of their operation.” 57, 111 (2011).
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