hatch patterns is a common hurdle for CAD professionals looking to create bespoke architectural textures. While AutoCAD doesn't offer a direct "Save As PAT" button, several efficient workflows—ranging from built-in Express Tools to specialized LISP routines—can bridge this gap. 1. Top Conversion Methods for 2026
: A highly regarded free LISP utility that allows you to select any existing hatch within a DWG and automatically generate a separate PAT file for it. Users prefer this for its speed in reusing custom patterns between drawings without manual coding. dwg to pat converter better
Extract an existing hatch pattern from a DWG to a .pat file. Goal B: Convert arbitrary linework inside a DWG into a new hatch definition ( .pat ). hatch patterns is a common hurdle for CAD