Talbert Fuel Systems Patents Co. v. Unocal Corp.

Case Number: CLB0037

Date: 10.28.2003

Citation: 68 U.S.P.Q.2d 1691 (Fed. Cir. 2003)

The doctrine of equivalents cannot operate to extend claim scope to an extension of a range relinquished during prosecution where the relinquished portion of the range was foreseeable to the patentee.

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