Русско-англо-русский юридический словарь

A patent application is a request pending at a patent office for the grant of a patent for the invention described and claimed by that application. (Wikipedia)

A patent office is a governmental or intergovernmental organization which controls the issue of patents. In other words, "patent offices are government bodies that may grant a patent or reject the patent application based on whether the application fulfils the requirements for patentability." (Wikipedia)