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.
For help selecting which type is best, check out our guide to different bathtub materials. A standard tub is five feet long, 14 inches high, and three feet wide. Various types of bathtubs are commonly made in this size to meet remodeling requirements. The top threeâsteel, cast iron, and acrylicâare among the more popular kinds currently in production and available to homeowners today.