In re Maule

Citations

• 1 MacA. Pat. Cas. 271
• 16 F. Cas. 1165

Syllabus

<p>Invention — metallic paints — made by old process prom repuse material.— A claim for a composition of matter — a metallic paint — possessing no new ingredient or quality in itself, and obtained by well-known methods of treatment from a refuse or waste material which was known to contain the elements of the composition in suitable proportions, is not rendered patentable by the fact that the applicant was the first to utilize the waste in that manner.</p>