Here is the patent file wrapper, which contains all docs and correspondence: https://data.uspto.gov/patent-file-wrapper/search/details/19557103/documents https

Here is the patent file wrapper, which contains all docs and correspondence: https://data.uspto.gov/patent-file-wrapper/search/details/19557103/documents https://data.uspto.gov/patent-file-wrapper/search/details/19... [free USPTO account required for login]