Run the command (e.g., GETPAT ) and select the hatch in your drawing.
Click inside the boundary you want to fill. AutoCAD will tile the block to create a custom hatch. 2. Exporting Existing Hatches to .PAT (LISP Routines) convert dwg to pat file
If your DWG already contains a hatch pattern and you need to "extract" it into a .pat file for use in other drawings, you can use specialized LISP utilities. Run the command (e