Part 1 Conducting Research. Understand what inventions or ideas are eligible for a patent. You can patent your idea if it's a process, a machine, an article of manufacture, a composition of matter, or an improvement of any of these.
Quick Answer. The standard size of a bathtub is 60 inches long, 32 inches wide and 18 inches tall. Standard-sized tubs are designed to fit into an alcove, surrounded by three walls. Alcove tubs are available in a wide variety of materials.
Most washer tubs range in size from about 2.45 cubic feet to 3.3 cubic feet. Don't try to compare numbers or industry terminology for tub capacity. Manufacturers use different methods to calculate tub size and a variety of terms, such as extra-large, super-capacity and super-capacity plus..