Legal Definitions - application number

An application number is a unique eight-digit sequential number assigned by the U.S. Patent and Trademark Office to a patent or trademark application. It consists of a two-digit series code, a slash, and a six-digit serial number.

For example, the application number 08/944,183 was filed on September 20, 1978. This number is used to identify and track the application throughout the patent or trademark process.

When referring to a patent or trademark application, it is common to use the application number along with the filing date. This helps to ensure that the correct application is being referenced.

Overall, the application number is an important identifier for patent and trademark applications, allowing for easy tracking and reference throughout the application process.