Is my invention already patented?
Determine if your invention is novel by doing a "prior art" or patent search, find out if someone else has already patented your idea. An inventor or hired professional can conduct a search of the USPTO records.The Three Different Types of Patents Issued By The USPTO
Utility patents may be granted to anyone who invents a useful process, a machine, an article of manufacture, or a composition of matter. Examples: fiber optics, computer hardware, or medications. Utility patent can be provisional or non-provisional. Design patents may be granted to anyone who invents a new, original, and ornamental design for an article of manufacture. Examples: the look of an athletic shoe, a bicycle helmet, and the Star Wars characters. Plant patents may be granted to anyone who invents or discovers and asexually reproduces any distinct and new variety of plants. Examples: Hybrid tea roses, Silver Queen corn, Better Boy tomatoesWhat can be patented?
Utility patents protect inventions that are a novel, nonobvious, and usefulUtility patents
Utility patents are for either a: process, machine, article of manufacture, composition of matter or an improvement of any of the above. Patent protection is also available for (1) ornamental design of an article of manufacture (design patent) or (2) asexually reproduced plant varieties by design and plant patents (plant patent).Patent Laws - Functions Of The USPTO
Patent law specifies the rules for patents. The USPTO administers all patent laws relating to the granting of patents and various other provisions relating to patents. They will examine your applications and grant patents when applicants are entitled to them. They publish and distribute all patent information including: recording assignments of patents, maintaining search files of U.S. and foreign patents, maintaining a search room for public use in examining issued patents and records, and suppling copies of patents and official records to the public.