Yes, and that's the bargain that patents give. Either you keep it a trade secret, and live in constant fear that someone will leak it someday, or you get a pate

Yes, and that's the bargain that patents give. Either you keep it a trade secret, and live in constant fear that someone will leak it someday, or you get a patent, publish all the details, and get a government-supported monopoly so that you know that for 28 years no one else can make mayonnaise like you do.