Chengde utility model patent quotation publicity

1 If the priority is not claimed when applying for the utility model patent on February 20, 2006, the application date of Zhang's patent for "forest waste incineration equipment" is February 20, 2006.

If the technical features are exactly the same, the furniture factory will use them first. The utility model patent filed by Zhang on February 20th, 200165438 is not novel. A furniture factory has not infringed Zhang's patent right, and can claim that Zhang's patent right for utility model is invalid.