United States Patent and Trademark Office (USPTO)Located in Washington D.C., the United States Patent and Trademark Office (USPTO) is the Federal agency for granting U.S. patents and registering trademarks.
Searchable United States Patents and Patent Applications DatabasesThese Patent databases lets you search for Patents and Patent applications going back to 1790. Patents issued form 1790 through 1975 are searchable only by patent number, issue date, and current US classification.
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Searchable United States Trademarks DatabaseThis search engine allows you to search the USPTO's database of registered trademarks and prior pending applications to find marks that may prevent registration due to a likelihood of confusion refusal.
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United States Copyright OfficeThe U.S. Copyright Office is an office of record for copyright registration and provides the public with information about the provision of the copyright law and procedures for making a registration or recordation.
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American Bar Association - Section of Intellectual Property LawThe American Bar Association is the professional association for lawyers in the United States. It provides law school accreditation, continuing legal education, information about the law, programs to assist lawyers and judges in their work, and initiatives to improve the legal system for the public.
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American Intellectual Property Law Association (AIPLA)The American Intellectual Property Law Association (AIPLA) is a national bar association constituted primarily of lawyers in private and corporate practice, in government service, and in the academic community, with approximately 16,000 members.