Open Transition
An open transition usually uses the word "comprises" or "comprising". This is the broadest form of transition, as it does not limit the preamble to whatever elements are identified in the claim. If the above patent used the word "comprising" instead of "consisting of", then the third party's pencil-plus-eraser would be infringing.
Read more about this topic: Transitional Phrase
Famous quotes containing the words open and/or transition:
“Is encouragement what the poet needs? Open question. Maybe he needs discouragement. In fact, quite a few of them need more discouragement, the most discouragement possible.”
—Robert Fitzgerald (1910–1985)
“Some of the taverns on this road, which were particularly dirty, were plainly in a transition state from the camp to the house.”
—Henry David Thoreau (1817–1862)