South Korea's Doosan Bobcat files 14 patent suits against US machinery maker Caterpillar

By Lee Nak-yeong Posted : December 3, 2025, 10:55 Updated : December 3, 2025, 10:55
Doosan Bobcat
Doosan Bobcat logo


SEOUL, December 03 (AJP) - Doosan Bobcat’s North American unit has filed a series of patent infringement lawsuits against U.S. construction machinery maker Caterpillar.

The company said Wednesday it has lodged complaints covering 14 patents with the U.S. District Court for the Eastern District of Texas, the U.S. International Trade Commission, the Unified Patent Court in Europe, and a federal court in Germany.

“The patents in this lawsuit protect unique features of our construction equipment, including mobility, performance and precision,” a Doosan Bobcat spokesperson said. “We initiated this action to safeguard our patented technologies and ensure fair competition in the market.”

* This article, published by Aju Business Daily, was translated by AI and edited by AJP.

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