Xu Changhong

Patent agent

Education: Bachelor of tianjin polytechnic university, Textile engineering

Xu Changhong provides all kinds of intellectual property consulting for domestic and foreign clients, and has working experience in raw material control, production supervision, product design, equipment management, workshop management and finished product quality control of blended yarn in textile industry.

Xu Changhong has rich experience in patent agency, and can skillfully conduct in patent preparation, prosecution and invalidation in the chemical field, and is familiar with practices before CNIPA. She focuses on areas like textile processing, blended yarn, non-woven fabric, alloy, rare earth metal, coating, catalyst, organic synthesis, fertilizer, medicine, breeding, planting,  and concrete, and can provide patent search, patent layout, patent improvement and other consulting services.