A patent is a legal agreement between a government and an inventor which gives the inventor the right to stop others from making, using or selling that invention in the country or region for a limited time.
Patents cover new inventions, such as a process, machine, manufacture, composition of matter, or any new and useful improvement of an existing invention. Patents must show:
The web is the best place to search for patents. If the full-text patent is not available, you can request it through Interlibrary Loan.
Patents are a source of technical information that are vital for businesses, researchers, and academics. Reasons to search for patents include: