This document discusses intellectual property ownership issues and provides an overview of intellectual property rights such as patents, trademarks, and copyright. It addresses common misconceptions about IP ownership and outlines general principles of ownership for employees, employers, and contractors. The document also discusses potential complications around establishing ownership and provides tips to avoid these complications such as ensuring employment contracts anticipate work extending beyond normal scope and obtaining written assignment of intellectual property from contractors. Finally, it discusses the handling of confidential information by employees.