Royalty
The Cyclopedic Law Dictionary · Walter A. Shumaker and George Foster Longsdorf; ed. James C. Cahill · 1922
The Cyclopedic Law Dictionary
A payment reserved by the grantor of a patent, lease of a mine or similar right, and payable proportionately to the use made of the right by the grantee.
1 Exch. Div. 310.
A payment reserved by the patentee of an article on giving a license, or by the author of a book in contracting for its publication or sale, proportionate to the sales under such license or contract. In Old English Law. Royal prerogatives. RUBRIC (from Lat. ruber, red).
In Scotch law
The title of a statute. So termed because anciently it was written in red letters. Bell, Diet.