Patent no longer pending

After three years, our patent on characterizing fracture toughness of heterogeneous media was finally granted…

M. Z. Zubaer, H. Chun-Jen, K. Bhattacharya, G. Ravichandran, B. Bourdin (2015) Systems and Methods for Determining the Effective Toughness of a Material and for Implementing Materials Possessing Improved Effective Toughness Characteristics. United States Patent No: US 10,190,955 granted Jan. 29, 2019. View on uspto.gov or download here