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Intellectual Property
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What is Protected
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Term of Protection
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Utility Patents
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any new and useful process, machine, manufacture,
or composition of matter, or any new and useful improvement
(chemical, mechanical, or electrical)
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20 years from the date of filing
(subject to payment of maintenance fees)
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Design Patents
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a new, original, and ornamental design for an
article of manufacture (the appearance of a functional product)
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14 years from date of grant
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Plant Patents
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any distinct and new variety of plant invented or
discovered and asexually reproduced
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20 years from the date of filing
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Trade Secrets
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a formula, pattern, process, or device that a
company keeps secret to give it an advantage over the competition
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as long as the owners are able to keep it
secret
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Trademarks
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a word, name, symbol, or device that is used in
trade to indicate the source of goods and to distinguish them from the goods of
others
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as long as it is still in use and renewal fees
are paid
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Copyright
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original works of creative expression fixed in
any tangible medium
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See Copyright Term and the Public Domain in the United States
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Karen Kitchens
Wyoming State Library
karen.kitchens@wyo.gov
307-777-7281
No information in this handout should be construed as legal
advice. Librarians at the Wyoming State Library can assist with the use of
legal search tools and factual information but cannot offer legal opinions or
interpretations of law. Consult an intellectual property attorney for legal
assistance.
9/2001
Created by Statewide Information Services, Wyoming State Library
Last updated April 2003.

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