“ As such, there is no Seventh Amendment right to a jury trial. If a party does not submit a claim against the bankruptcy estate, however, the trustee can recover allegedly preferential transfers only by filing what amounts to a legal action to recover a monetary transfer. In those circumstances the preference defendant is entitled to a jury trial. ”

“ Although some of the appellants did file claims against the estates because they continued to have monies invested in the debtors at the time of bankruptcy, . . . we believe they likewise are entitled to a jury trial under the rationale of Granfinanciera and Katchen. ”

“ The United States District Court for the Northern District of Oklahoma affirmed. Republic Financial Corp. v. Langenkamp, Nos. 87-C-616-C, 87-C-618-C, 87-C-619-C (June 30, 1988) , App. to Pet. for Cert. ”