…a government authority or licence conferring a right or title for a set period, especially the sole right to exclude others from making, using, or selling an invention…
…a mechanical device towed in the water behind a boat to measure its speed and distance travelled…
…(in the UK) a parchment roll listing the patents issued in a particular year…
…an open document issued by a monarch or government conferring a patent or other right…
…leather with a glossy varnished surface, used chiefly for shoes, belts, and handbags…
…a proprietary medicine made and marketed under a patent and available without prescription…
