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USS Patuxent or USNS Patuxent is a name used more than once by the U.S. Navy:

USS Patuxent (AT-11), sea-going tugboat in commission from 1909 to 1924
USS Patuxent (AO-44), an oiler in commission from 1942 to 1946
USNS Patuxent (T-AO-201), a fleet replenishment oiler in service since 1995.