You would need to file a patent application and that usually requires a patent attorney to handle all of the necessary arguments, filings and fees involved in the examination process.
To patent a product or invention you must gain approval and show that the "invention" is an original idea and is your own work but also functions. Fill out patent forms
Patents are not required, but they do enable you to exploit your invention before someone else does. The vast majority of inventions are either not patentable, were never patented or their patents...