६ Invention and Patentability Under the Patent Statutes as Applied to Socalled Printed Matter and Methods or Systems of Doing Business. By JOHN F. MACNAB, There are certain classes of invention which by their nature have presented a question of patentability under the Statute. The class of printed matter is one of these. As this class of inventions is included very largely in the class of Bookbinding, No. 11, which is now classified in Division 5, questions relating thereto are constantly arising before us in that division for consideration in various and unexpected forms. The sub-classes embracing most of the so-called printed matter are: Leaves, Leaves and Covers, Books and Covers, Tickets, Indexing, Bank Notes, Checks and Bonds, Postal and Internal Revenue Stamps, Writing Tablets and Writing Tablets, Manifolding. Without going far into the distinction between copyrights and patents in this art, it may be stated that prior to the year 1879, many copyrights were taken out on printed matter subjects, such as blank books and leaves therefor, ruled in different ways forming rows and columns, headings therefor, spaces for totals, items of special kinds for bookkeeping adapted for different kinds of business or purposes of various natures, which in the cases of Baker vs. Seldon, U. S. Supreme Court, 1880, C. D., 422, and others of like import, the United States Supreme Court held were not properly the subject of |