How to indentify if PTT break concrete canvas's patent?
We have studied concrete canvas files, and it's 100% sure that we PTT didn't infringe concrete canvas's patent.
We PTT, are using different material by different manufacturing process to create similar structure but totally different composite. Although they are different, PTT CMC can do the same thing as CCUK such as road construction,ditch lining and slope protection.
For more details on difference between CCUK and CMC, we have a checklist in this column.