In one of its first precedential opinions of the new year, the US Court of Appeals for the Federal Circuit held that a claim using “comprising” as a transition phrase followed by a limitation ...

First, every patent claim needs a preamble, which is the introductory phrase in a claim… Second, every patent claim needs a transition. The most common transitions are: “comprising” and “consisting of ...

Xiaoying Wu and Stephen Zou of Lung Tin explain the meaning and evolution of transitional phrases in patent cases in China An invention is defined by patent claims, which are often compared to ...

Because of its nuts-and-bolts approach to the subject, the preceding chapter must have given the impression that making paragraph transitions is simply a mechanical procedure, a matter of just tacking ...