For the new business that is just starting out, a common question is, “When is the right time to file a trademark application?” Should business owners bother registering before their product or service is ready, or just wait until they’re ready to officially launch to the marketplace?
In the U.S., a business gets common law rights to a name as soon as it is used in commerce. That means that as soon as you start selling a product or service, you can claim common law ownership of that trademark without formally registering it with the U.S. Patent and Trademark Office (USPTO).
To read the original article: When is the Best Time to Trademark Your Company Name?