A suffix is a letter or group of letters that goes on the end of a word and changes its meaning. Adding the suffix -ing to the end of a noun can change it into a verb. Narrator: I've told you, fur ...

Early this spring, in Hoffmann-La Roche, Inc. v. Promega, the United States Court of Appeals for the Federal Circuit reviewed a district court opinion on the validity of an issued patent 1. The court ...

1. The voice of the verb is distinct from its tense. Don't confuse the passive voice with the past tense. (Sentence 2 happens to be in the past tense, but 3 is not; both 2 and 3 are in the passive ...