Gulfstream Aerospace Corp. v. Mayacamas Corp.

The primary issue in this case is whether a district court order denying a motion to stay or dismiss an action when a similar suit is pending in state court is immediately appealable.

I

Petitioner Gulfstream Aerospace Corporation and respondent Mayacamas Corporation entered into a contract under which respondent agreed to purchase an aircraft manufactured by petitioner. Respondent subsequently refused to make payments due, claiming that petitioner, by increasing *273the production and availability of its aircrafts, had frustrated respondent’s purpose in the transaction, which was to sell the…