Guides to Copyright Law

EFF "Legal Issues - 'Cyberspace Law for Non-Lawyers' Course" Archive

A good starting point, very understandable with lots of information. Very honest and to the point.

Overview of the Copyright Laws

A few paragraphs on copyright, starting with a quote specifying that program code is protected by copyright. And with a quote straight from the U.S. Patent and Trademark Office, you can't go wrong. Also a very useful list of links.

The Copyright Website

One of the links from the previous site, I mention it because it specifies the length of copyright (look under Basic: Fundamentals and Registration). It's also a good resource.