What is prior art?
Prior art is all information that has been disclosed to the public in any form about an invention before a given date. Prior art includes things like any patents related to your invention, any published articles about your invention, and any public demonstrations. prior art is "the total body of knowledge, which teaches or otherwise relates directly to an invention. This is the primary criteria in determining the patentability of a new invention. Establishes novelty and unobviousness of the art that relates to the invention in question. Prior art references include documentary sources such as patents and publications from anywhere in the world, and nondocumentary sources such as things known or used publicly."How difficult is a patent search?
Conducting a thorough patent search is difficult, particularly for the novice. Patent searching is a learned skill. A novice in the United States could contact the nearest Patent and Trademark Depository Library (PTDL) and seek out search experts to help in setting up a search strategy. If you are in the Washington, D.C. area, the USPTO provides public access to collections of patents, trademarks, and other documents at its Search Facilities located in Arlington, Virginia. It is possible, however difficult, for you to conduct your own patent search.What cannot be patented?
Laws of nature, Physical phenomena, Abstract ideas, Inventions which are considered not useful or possible by the USPTO for example perpetual motion machines; or offensive to public morality.How to Patent an Idea - US Patent
Bring your invention to life and protect it with a US patent. The property rights that a US patent gives your invention means the right to prevent others who do not have your permission from making, using, offering for sale, or selling your invention in the United States or importing your invention into the United States. To get a US patent, all applications must be filed in the US Patent and Trademark Office.What Does Useful Mean?
The patent law specifies that inventions must be useful, which means have a useful purpose. Being useful also includes operativeness, meaning that an invention must operate or perform its intended purpose.