US Patent Litigations are now available. Check here

Explore Changchun Meihe Science And Technology's recently opposed patents, revealing key competitive challenges and strategic patent disputes in the industry. Track oppositions filed by competitors to understand technology battlegrounds and assess potential risks.

Last updated on: Jun 26, 2025
Patent NumberGrant DateTitleTotal Oppositions
EP3538693Feb 21, 2024Bio-Based Meg And Polyester Fiber Compositions And Methods Of Making The Same2