US Copyright Office

http://www.copyright.gov/

US Patent and Trademark Office

http://www.uspto.gov/

Columbia Copyright Advisory Office

http://copyright.columbia.edu/copyright/

World Intellectual Property Organization

http://www.wipo.int/portal/en/index.html/

Right of Publicity:

http://rightofpublicity.com/

International Foundation for Art Research:

http://www.ifar.org/

Digital Copyright Slider: