Patents have been used in their modern definition since the 1500s to provide inventors the exclusive right to produce and sell their inventions. Some famous examples of products that have been patented include: The Telephone: Patented by Alexander Graham Bell in 1876. The Lightbulb: Patented in 1878 by Thomas Edison.
What cannot be patented? a discovery, scientific theory or mathematical method, an aesthetic creation, a scheme, rule or method for performing a mental act, playing a game or doing business, or a computer program, a presentation of information,
The Lightbulb The electric lightbulb is perhaps one of the most famous patented inventions known to humankind. It was awarded to Thomas Alva Edison in the year 1878. However, an English inventor called Joseph Swan had received a patent for a similar product in England at the same time.