This will guide the process you'll use to apply for the patent. 4. File a provisional patent application. This offers a layer of protection in case someone later claims they had the idea before you did. As Issie Lapowsky points out, U.S patent law is a first-to-file system, not first-to-invent.
Ancient River Valley Civilizations Introduction. The term civilization separates cultures that were more developed and settled than the previous hunter-gatherer societies. The first civilizations arose around 4000 BC in four river valleys across the globe. This unit is designed to examine the rise of these early civilizations and the emerging social complexity of populous societies.
The. Civilizations. A surplus of agricultural production led to the rise of complex human societies, or civilizations. With the need of agricultural societies to irrigate, it is not surprising that many civilizations emerged in river valleys. Not all early complex civilizations had written languages (the civilizations of the Incas, for example.). 2  Civilizations acquire new practices either through cultural diffusion (the Assyrians learned iron technology from the Hittites) or through independent invention (the Chinese bureaucracy).