Benchmark U.S. Treasurys remained higher after the release of the Federal Reserve's Beige Book report on Wednesday.
In the report of anecdotal information on business activity collected from contacts across the nation, the central bank said six of its 12 districts reported economic growth as "moderate.''
Labor market conditions, as measured by hiring trends, were reported to be relatively unchanged from generally modest rates in most districts, the Fed said.
In afternoon trading, U.S 10-year Treasury notes rose 3/32 in price to yield 2.41 percent. Yields earlier hit 2.46 percent, the highest since Aug 13.
U.S. 30-year Treasury bonds gained 8/32 in price to yield 3.16 percent, having earlier climbed to a two-week peak of 3.21 percent.
Russian President Vladimir Putin said on Wednesday a deal to end fighting in eastern Ukraine could be reached this week, a clear attempt to show the West he was trying to deescalate the conflict despite renewed shelling.