AUGUST TERM, 1799. IN error from the Circuit Court for the district of South-Carolina. A rule had been obtained by Lee, the attorney-general, at the opening of the Court, that the plaintiffs appear and prosecute their writ of error within the term, or suffer a non-pros.: but it was found, that errors had been assigned in the Court below, and a joinder in error entered here. The rule was, therefore, changed to the following: "that unless the plaintiffs in error appear and argue the errors to-morrow
(a) INFRINGER'S CIVIL ACTION.- (1) POST-GRANT REVIEW BARRED BY CIVIL ACTION.-A post-grant review may not be instituted under this chapter if, before the date on which the petition for such a review is filed, the petitioner or real party in interest filed a civil action challenging the validity of a claim of the patent. (2) STAY OF CIVIL ACTION.-If the petitioner or real party in interest files a civil action challenging the validity of a claim of the patent on or after the date on which the petitioner