PDF SignerOxblood Source code

1Document

Open the PDF to sign It stays on your computer: nothing is uploaded.

2Your signature

Sign here with your mouse, trackpad or finger

Ink

3Place it

Pick what to add, then click the page where it goes. Drag to move, pull the gold corner to resize, × to remove.

Date

4Download

Flatten fillable form fields

Locks the typed-in answers into the page, as Patent Center and most filing systems expect.

Runs entirely in your browser. The PDF, your signature and the result never leave this computer. A drawn or typed signature is an electronic signature; whether it suffices for a given document is up to the rules that govern it (for the USPTO, 37 CFR 1.4(d)).

Sign a PDF in your browser

Draw your signature with a mouse or finger, or type it, and put it on the page.

Open the PDF.
Draw or type your signature.
Click Signature, then click the signature line. Add the date the same way.
Download the signed PDF.