Patent (disambiguation)

A patent is an intellectual property right covering an invention.

Patent can also refer to the following:

Types of patents

 * Utility patent for inventions that do something useful such as apparatus, methods, processes, and new chemicals, plants, animals, bacteria, and genes
 * Biological patent
 * Chemical patent

Other uses

 * In medicine and biology, patent implies open, unobstructed, expanded, e.g. patent ductus arteriosus.
 * Patent medicine