A patent application or patent may contain drawings, also called patent drawings, illustrating the invention, some of its embodiments (which are particular implementations or methods of carrying out the invention), or the prior art. The drawings may be required by the law to be in a particular form, and the requirements may vary depending on the jurisdiction.

Utility Patent Drawings: Utility drawings includes flowcharts, circuit diagrams, mechanical components, heat maps, geographical maps, user interfaces of devices, chemical structures, medical devices, biological sequences, tables, mathematical formulae, waveforms etc..

Design Patent Drawings: Design patents protects aesthetic appearance of the product. The claimed feature of the product should be shown by continuous solid lines while the dislam

Features: Identification of drawing, Graphic forms in drawings, Type of paper, Size of paper, Margin, Views, Arrangement of views, Front page view, Scale, Shading, Symbols, Legends, Lead lines, Numbers, Arrows, letters, and reference characters

Views: Exploded, partial, sectional etc..