In re Henderson

This is an appeal from the decision of the Board of Appeals of the United States Patent Office affirming the action of the Primary Examiner in rejecting on the ground of misjoinder of invention claims 16 to 30, inclusive, in appellant’s application for a patent for alleged “improvements in Siliconizing Processes and Products Thereof.”

*924■: Appellants’ application relates specifically to tbe process of producing on metal articles, especially ferrous metal articles, as adherent coating or case containing silicon, and the article so produced. In the prosecution of the application, the examiner…