With FileStar you can easily convert PDF to RTF. Accessible directly in your right click menu for single or batch PDF processing. How to convert PDF to RTF:
1. Download and install the latest version of FileStar. (https://filestar.com)
2. Right click on one or more PDF file(s) on your desktop and select Convert with FileStar.
Type "convert rtf" in the search box.
3. Press Run.