Patent (disambiguation)

A patent is an intellectual property right covering an invention.

Patent can also refer to the following:

• 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

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