Copyright/Service Mark, Trademark, Registration
A copyright protects original, artistic, or literary work. A trademark or service mark protects a logo or the name of a company or program. See also Legal.
United States Copyright Office
United States Copyright Office
Library of Congress
101 Independence Avenue, SE
Washington, DC 20559
Tel: 202.707.3000 or 202.707.9100 [forms hotline]
http://www.copyright.gov/
United States Department of Commerce
United States Department of Commerce
US Patent and Trademark Office
2021 South Clark Place
Arlington, VA 22202-3615
Tel: 703.308.4357 or 800.786.9199
http://www.uspto.gov/
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