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.
Dinosaurs 1st appeared in the fossil record about 230 million years ago during the middle to late triassic period.he first plants with spores, which indicates that they were land  plants, appeared in the Middle Ordovician period, about 470 million  years ago. First records of tetrapods â¦ , or land animals, show up in  the fossil record around 370 million years ago. 2 people found this useful.