Appeal No. 2006-2248 Application No. 10/158,618 The same policy considerations that prevent a patentee from urging equivalents within what the Supreme Court refers to as “surrendered territory” should prima facie prohibit the patentee from being able to claim subject matter within the surrendered territory in reissue. Accordingly, the “surrendered subject matter” that may not be recaptured through reissue should be presumed to include subject matter broader than the patent claims in a manner directly related to (1) limitations added to the claims by amendment (either by amending an existing claim or canceling a claim and replacing it with a new claim with that limitation) to overcome a patentability rejection and (2) limitations argued to overcome a patentability rejection without amendment of a claim. These presumptions are believed to place practical and workable burdens on examiners and applicants. (11) Admissible evidence in rebuttal showing As in the case of surrender when applying the doctrine of equivalents, a reissue applicant should have an opportunity to rebut any prima facie case made by an examiner. What evidence may an applicant rely on to rebut any prima facie case of recapture? - 33 -Page: Previous 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 NextLast modified: November 3, 2007