What is Patent

A Patent is an exclusive right granted to a person who has invented a new and useful article or an improvement of an existing article or a new process of making an article. The exclusive right is to manufacture the new process of making an article invented or manufacture an article according to invented process for a limited period. During the term of the patent the owner of the patent, i.e. the patentee can prevent any other person from using the patented invention. After the expiry of the duration of the patent anybody can make use of the invention. The invention then becomes part of the public domain.