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 Indus River Valley Civilization: Mohenjo-Daro and Harappa. The civilization of the Indus River at Mohenjo-Daro and Harappa arose at about 2500 BCE and ended with apparent destruction about 1500 BCE.It is uncertain whether this civilization had its roots in Sumer or Sumer had its roots in this civilization.he cities of Mohenjo-Daro and Harappa were built of fire-baked bricks. Over the centuries the need for wood for brick-making denuded the country side and this may have contributed to the downfall. The written records of this civilization have not yet been deciphered.