There is no statutory requirement that formal logic be adhered to during examination of patent claims. Examiners and patent practitioners are free to use a wide variety of discussion and argument ...

Columnist Byron York commits the “proof by example” fallacy in his Aug. 23 column. He uses a single case to generalize. Yes, the ability of a Peruvian murderer to enter the country and live here ...

I don’t mean to pick on Dargan Pete again, but his Jan. 15 column is a classic example of the “straw man” logical fallacy. For those readers who didn’t have a secondary school English class unit on ...

We’re always pleased when our readers write to us with questions or comments that really make us think. Here, for example, is reader K.S., who writes: Perhaps it was intended facetiously, if so I ...