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 ...

To persuade you, people often try to use logical fallacies (Credit: Javier Hirschfeld) When people are trying to persuade you, they sometimes reach for underhand tricks like the 'appeal to ignorance' ...

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 ...

If you’ve been looking for a crash course in basic logic — or just want to explain to a friend exactly what a logical fallacy is — turn your attention to these simple, easy-to-understand videos, which ...

We collaborate with the world's leading lawyers to deliver news tailored for you. Sign Up for any (or all) of our 25+ Newsletters. Some states have laws and ethical rules regarding solicitation and ...