1. The small height of the registered trademark should be 3/64 inches.
2. When the diameter of the outer circle of the UL mark is less than 3/8 inches, the registered trademark symbol can be ignored if it is not legible under naked eyes.
3. The mark can be directly and fixed on the unchanged product by stamping, moulding, ink printing, screen printing or similar methods.
4. Obtaining the logo: Manufacturers can reprint or obtain it from UL authorized dealers.
UL certification picture (4 photos)
5.ULus mark (only us, no c): safety sign of the product entering the US market; cUL (only c, no us): safety sign of the product entering the Canadian market; cULus mark: safety sign of the product entering the US market and Canadian market