MUMBAI, India, Aug. 31 -- Intellectual Property India has published a patent application (202514123331 A) filed by Caterpillar Inc. on December 07, 2025, for Exhaust System Having Nox Sampling Device And Exhaust Conduit Assembly.
Inventor includes Folger, Nathan.
The application for the patent was published on August 28, 2026, under issue no. 35/2026.
Abstract: An exhaust system for an internal combustion engine includes an exhaust conduit, and a NOx sampling device arranged to sample a stream of exhaust fed through the exhaust conduit to an exhaust outlet. The NOx sampling device will be coupled with a NOx sensor having a sensor probe fluidly connected to a mixing chamber in the NOx sampling device. A plurality of sampling flutes each form an exhaust feed passage to sample the exhaust at locations providing improved sensor reading accuracy.
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