Which application type is allowed to be faxed to the USPTO?

The correct answer is based on the specific regulations that govern the submission of patent applications to the United States Patent and Trademark Office (USPTO). A continuation application filed pursuant to the relevant section allows for applications to be faxed to the USPTO under certain circumstances.

The USPTO has established methods for submitting different types of applications. Provisional applications, non-provisional applications, and national stage applications have particular submission requirements that typically do not include the option to be submitted via fax. These types of applications must usually be filed electronically or via postal mail, ensuring that they adhere to signature requirements, fees, and other procedural rules that support proper processing.

In contrast, continuation applications filed in accordance with the relevant regulations have provisions that allow them to be faxed, especially when these continuations are required to meet specific deadlines. This flexibility is an important aspect of managing timely submissions that may otherwise be delayed. Therefore, the ability to fax a continuation application aligns with the need for expediency while maintaining compliance with USPTO standards.