(1) manufacture or sell non-patented products marked with patents;
(2) After the patent right has been declared invalid, continue to mark the product on the manufactured or sold product;
(3) In the advertising or other promotional materials, the non-patented technology is called patented technology;
(4) In the contract, the non-patented technology is called patented technology;
(5) Forge or alter patent certificates, patent documents or patent application documents.