Obviousness is a critical element to patentability. In essence, even if the applicant can demonstrate patentable subject matter, utility and novelty, the patent will not issue if the invention is trivial.
While the earliest C. megalodon remains were reported from late Oligocene strata, around 28 million years old, a more reliable date for the origin of the species is the early Miocene, about 23 million years ago.
Well, their whole period of existence was called the MESOZOIC period. The earliest dinosaurs such as Coelophysis, a predator, appeared in the sub-period called the TRIASSIC, fâ¦rom around 225 million BC to 190 million BC. By the way, Coelophysis was from the late Triassic.