In filing a patent application and paying required fees, the USPTO provides forms and an electronic filing tool. A method of producing a roll center for one of toilet paper and paper towels that is water soluble.Due to the enactment of the America Invents Act in 2012, this page contains forms for patent applications filed on or after September 16, 2012. The answer to the contested question of "should a toilet paper roll face over or under when on the holder?" is answered. The answer is it should face OVER. What are the 3 common types of patents? They are utility, design, and plant patents. Framed, Outdoor Toilet Paper Patent Drawing 9"x12" Metal Sign, Wall Decor for Office or Meeting Room, Hand-Crafted from reclaimed materials.