38cb173e_er_Intellectual_Property_Chart__What_is_Protected
[Intellectual Property] Utility Patents [Term of Protection] 20 years from the date of filing (subject to payment of maintenance fees) [What is Protected] 
any new and useful process, machine, manufacture, or composition of matter, or any new and useful improvement (chemical, mechanical, or electrical)
Patent and Trademark Resource Center Intellectual Property Chart
What is Protected