Guide for Patent drawings

One or more figures must accompany a patent application whenever the invention can be represented graphically. The most representative view will be used on the title page and in the Official Gazette. All features of the invention that are claimed in the application must be shown in the drawings. Symbols and labeled boxes may represent conventional elements. Don´t change part names or numbers from figure to figure. Use opaque black ink on heavy white paper. Avoid freehand work.