"the copyright of patents"

The Republic of Columbus, Indiana talked about intellectual property at Purdue generally and about the "World Intellectual Property Day":

To hammer that point home, the World Intellectual Property Organization held its 11th annual World Intellectual Property Day in April.

The United Nations agency was created to promote awareness of intellectual property — the copyright of patents, industrial designs and trademarks.

The theme this year for the day was "Designing the Future." Francis Gurry, the organization's director said ecologically sound living is becoming an increased emphasis.

6f the handling of patent royalties by Purdue:

In calendar year 2008, Purdue Research Foundation reported royalty income of $3.4 million.

Royalties from patented products and ideas are divided three ways: between the inventors, the inventors' departments and the Research Foundation-managed Trask Innovation Fund.