A whıstle tool

Patent Center-ready PDFs and Word files, straight from the right-click menu.

Your work, in context.

Whistle keeps every matter, deadline and email in one place. DocFix is the piece that runs on your PC.

Open Whistle For Renner Otto staff

Download docfıx

Windows 10 and 11 · installs for you alone, no admin rights
IDS References
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Process Docs (rtf, pdf)
Properties

Right-click. Done.

On a folder or selected files. RTFs become Word files; PDFs come back ready for Patent Center, with anything that could not be fixed listed first.

Windows 11: under Show more options.
What it checks on every PDF
✓
Every font embedded, Japanese and Chinese includedfixed
✓
Pages on 8½ × 11, content off the edgesfixed
✓
PDF 1.4–1.6, no encryption, under 25 MBchecked
Install: extract the zip, then double-click DocFix.exe. If Windows SmartScreen appears, choose More info, then Run anyway. Have an older DocFix? Install over it. RTF conversion needs Microsoft Word.