In PDF documents, password restriction can be applied in two ways.
One is by restricting a few functions like printing, copying or
modifying the PDF document. The other way is to password protect it in a
manner that might prevent you from accessing or opening the PDF file.
Freeware PDF Unlocker is a free PDF Password remover
tool that can help you in the above situations.To remove the first type
of restrictions, simply drag your PDF document onto a shortcut on your
desktop or alternatively onto the PDF Unlocker icon on your desktop.
Instantly, it should remove the password and allow printing or copying
& pasting the contents from the PDF document.
To remove PDF password in a situation where you are restricted opening the PDF file, you have to right click and select “Remove PDF Password” and close the application.
Freeware PDF Unlocker works on windows Vista, Windows XP and Windows 7 and it supports both PDF and EPS formats.Get it from free from here.