With PDF to Word you can open a pdf file and save the content of the document as word file.
The program maintains the layout, that means the position of the text, the pictures and the vector graphics. But this is of cause not a lossless conversation but the most important things can be maintained.
This program is based on the CAD-KAS PDF-Editor and here many function to edit PDF files too. So you can also edit the PDF file before you convert it.