⚖ Oral Arguments, with Context

The Federal Circuit considers Super Lighting's LED tube-lamp patent. The design places a strip of LEDs inside the tube and its power supply in one or both end caps. The patent has faced challenges in infringement litigation and Patent Office reexamination. The owner has brought that Patent Office dispute to the Federal Circuit. This appeal focuses on a proposed change to an earlier lamp: moving its power supply from the LED strip into an end cap. Earlier published technology is called prior art. The question is whether the office gave a sufficient reason for an engineer to make that change. Obviousness is the legal test for whether a claimed design would have been an ordinary step for a skilled engineer, rather than a patentable advance. The Supreme Court's KSR decision allows a flexible, common-sense analysis, but calls for a reasoned explanation. Listen for the difference between a predictable design choice and using the patent itself as a recipe to reconstruct the invention.

In re Jiaxing Super Lighting Electric Appliance Co., Ltd. (No. 25-1465) — U.S. Court of Appeals for the Federal Circuit, argued November 3, 2026.