Prism Technologies LLC v. Sprint Spectrum L.P., dba Sprint PCS
Patent JusticiabilityDoctri
Whether the Federal Circuit Court of Appeals may retroactively expand the scope of its appellate jurisdiction to invalidate patent claims under 35 U.S.C.§ 101 when those claims were not raised in thepetitioner's appeal or necessary for its judgment?
Whether a district court may disregard a mandate from the Federal Circuit for entry of judgment, andignore this Court's precedent, by retroactively applyingthe collateral estoppel doctrine based on a ruling in asubsequent action where there is no mutuality ofclaims or defenses?
Whether the Federal Circuit Court of Appeals may retroactively expand the scope of its appellate jurisdiction to invalidate patent claims under 35 U.S.C. § 101 when those claims were not raised in the petitioner's appeal or necessary for its judgment