It looks like you're using Internet Explorer 11 or older. This website works best with modern browsers such as the latest versions of Chrome, Firefox, Safari, and Edge. If you continue with this browser, you may see unexpected results.
USPTO allows public access to legal files (including "image file wrappers") for all published applications. Only inventors or their designated attorneys/agents can access their pre-published patent applications in Private PAIR.
USPTO site requires patent or application number search, and they recommend using Public PAIR for best results.. Espacenet and Patentscope often link directly from search results to Global Dossier "file wrapper" prosecution history