Windows, Office, Product Key Code Finder Retriever. Product Key Finder PRO utility allows you to recover your CD Product key for Windows or Office programs for the purposes of reinstalling / repairing your Windows or Office setup. Recover your lost key or serial for (Windows) 2000, XP, 2003, Vista. (Office) XP, 2003, 2007. Retrieve Product Keys for: Windows 2000 Windows XP Windows 2003 Windows Vista Office XP Office 2003 Office 2007