In the use of the device, a reserve roll of paper is first placed on the mandrel, with the member I8 swung to open position. 7K votes, 245 comments.19M subscribers in the Damnthatsinteresting community. It turns out that the original idea for perforated toilet paper was patented in 1871 as patent number US117355A. Getting a patent in Massachusetts is the same as any other state. What are the 3 common types of patents? They are utility, design, and plant patents. Thought we could all use a little laugh this morning. The patent on how to hang toilet paper right. For convenience I like to hang'em up so the tissue spins off the top of the roll.