What is an Application Data Sheet (ADS) and how does it affect patent applications?

An Application Data Sheet (ADS) is a document that provides bibliographic data for patent applications. Its use and importance are described in the MPEP:

“If an application data sheet (37 CFR 1.76) is used, data supplied in the application data sheet need not be provided elsewhere in the application with one exception for applications filed before September 16, 2012.”

Key points about the ADS include:

• It simplifies the filing process by consolidating important information in one place.
• Information in the ADS generally takes precedence over conflicting information elsewhere in the application.
• For applications filed before September 16, 2012, citizenship of inventors must still be provided in the oath or declaration, even if included in the ADS.
• The ADS controls most information except for the naming of inventors, which is governed by 37 CFR 1.41.

For more detailed information on the Application Data Sheet, refer to MPEP § 601.05.

To learn more:

• Application Data Sheet
• ADS
• patent application
• bibliographic data
• inventor information