Complex sentence: When academic entrepreneurship was first initiated, the two main dimensions of technology transfer were patenting and licensing, and very little time was given to the business aspect of these careers, to the point where classes on academic entrepreneurship hadn't even been established.
Split into simpler sentences: When academic entrepreneurship was first initiated, there were two main dimensions of technology transfer: patenting and licensing. There was less time given to the business aspect of these careers, to the point where classes on academic entrepreneurship hadn't even been established.