Del. Court Denies On Semiconductor Corp.’s Motion to Dismiss Birth Defect Action

WILMINGTON, Del. — A Delaware trial judge has denied a motion by On Semiconductor Corp. (Nasdaq: ONNN) to dismiss a lawsuit by a former Arizona employee alleging that exposure to workplace chemicals caused her daughter’s birth defects.

Superior Court Judge Jan R. Jurden ruled March 27 that Arizona law does not preclude the child’s claim for damages for in utero exposure, nor are plaintiffs limited to workers’ compensation remedies because of the mother’s former employment.

Melissa Madrid says that she worked in On Semiconductor’s Arizona facilities between 199 and 2003, and was exposed to toxic chemicals in and around “clean …