It refers to the process of prosecuting an application with the patent registration office where registration for the invention is sought in accordance with established rules and guidelines of that jurisdiction.

Drafting of specifications and claims as well as the preparation of application and conducting proceedings with the intellectual property office requires the expertise of an IP professional.

The Patent specifications and claims provide the coverage for the protection of the invention and filing a patent application requires knowledge of legal formal and substantive requirements based on the local laws of each country IP protection is sought.