Defendant contended that several claims of a patent were indefinite under 35 U.S.C. §112, ¶2. The defendant argued that the term “engine for” should be construed under §112, ¶6 because engine is only discussed in functional terms. The defendant also argued that the term “engine for” did not connote sufficient structure because it does not have a well understood meaning in the art. The district court disagreed with both points and denied the motion for summary judgment.
The patent in the case involved the creation of a web-based database application that used a data dictionary. The patent teaches that the data dictionary eliminates the need for a programmer or web-developer, which reduces the cost and time associated with creating a web-based data application. Certain claims of the patent recited “an engine for” performing various tasks, such as “determining and storing” or “building and/or updating and/or running an application.” The defendant contended that the “engine for” limitations were indefinite and should be construed as means-plus-function claims. It also contended that the “engine for” terms did not recite particular algorithms that performed the functions and were therefore indefinite.
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