Version 2 of the English patches for Pokemon Black and White have been released recently.
Pokemon Black English Patch V2: http://6af5669a.linkbucks.com
Pokemon White English Patch V2: http://4de3ae9c.linkbucks.com
You are going to have to use xdelta to patch roms, I found it bundled with the V1 patch... http://c898355f.linkbucks.com
Mad props to the translation team!