I found an interesting case on a subscription based website and when I went to PACER to locate it in the 11th circuit, it cannot be found.
The following is a summary and it cannot be accessed without additional charges:

Appellant's Reply Brief

Gary A. GOLDMAN, Petitioner-Appellant, v. UNITED STATES DEPARTMENT OF TREASURY, Federal Reserve Board of Governors and the Federal Reserve Bank of Atlanta, Respondent-Appellees.United States Court of Appeals,Eleventh Circuit.April 07, 1999No. 98-09451.1999 WL 33646074

1. Whether Goldman has a right to redeem his Federal Reserve notes for lawful money? 2. Whether Federal Reserve Bank of Atlanta is Government Agency like CIA? Appellee Federal Reserve Bank...

...tangible interest in redeeming his personal Federal Reserve notes, on demand, for lawful money, from the Bank. All this Court must do is decide...

...has a right to redeem his Federal Reserve notes, on demand, for lawful money, and that it is the private corporation Federal Reserve Bank...

...Appellant's right to redeem his particular Federal Reserve notes, on demand, for lawful money, is a claim specific, and standing to adjudicate this controversy...

...right to demand redemption of this Federal Reserve notes, on demand for lawful money, and the Federal Reserve Bank of Atlanta has a duty...