Using the USPTO Patent Public Search's Advanced Search interface, identify the distinct search modes available, list the three primary patent databases included in the search, and confirm whether 'Plurals' and 'British Equivalents' are enabled by default. Provide all findings.
Navigate to the USPTO Patent Public Search website. Click on the 'Patent Public Search' link. Select and click on the 'Advanced search' link. Scroll down the page until the search interface, including search modes, databases, and options, is fully visible. Identify and list the distinct search modes displayed within the Advanced Search interface. Locate the 'Databases' section and list the names of the three primary patent databases. Locate the 'Options' section and determine the default status of 'Plurals' and 'British Equivalents'. State the identified search modes, databases, and the default status of 'Plurals' and 'British Equivalents'.
The agent successfully navigates to the 'Advanced Search' interface of the Patent Public Search tool. The agent correctly lists at least three distinct search modes available within the Advanced Search interface (e.g., Quick Search, Enhanced Search, Search by Patent #). The agent correctly lists the three primary databases: US-PGPUB, USPAT, and USOCR. The agent correctly states that 'Plurals' is enabled by default. The agent correctly states that 'British Equivalents' is enabled by default.