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 ...

Speak like an insider! Welcome to Snopestionary, where we’ll define a term or piece of fact-checking lingo that we use on the Snopes team. Have a term you want us to explain? Let us know. The red ...

Jonah Goldberg commits the basic logical fallacy of “two wrongs make a right.” President Bush’s may not be “the most radical presidency we have ever had,” and Bush may be matched in his transgressions ...

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 ...