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Engineering Library

Trademark Searching at the
University of Washington Engineering Library


While the Library staff is happy to provide assistance with your search, we cannot perform searches or dispense legal advice. The University of Washington and its employees are providing a service of an informational nature with no express or implied warranty for results and assume no obligation or liability for damage arising out of the use, or inability to use, the information provided.

What is a Trademark?
A trademark is a word, symbol, design, or combination of letters or numbers or other device which identifies and distinguishes products and services in the marketplace. Protection is renewable indefinitely. Do not confuse trademarks with business names (trade names).

What is a Trademark Search?
A trademark search is a search for all companies or persons using your mark or similar marks in the marketplace. A complete search includes not only Federally registered trademarks, but also state trademarks, trade names, corporation and business names, trade literature, company indexes, business and newspaper indexes. For additional information on the other types of searching see section below entitled, "More Complete Trademark Searching".

Can I do a Trademark Search via the Internet?
Some trademark searching can be done on the USPTO Web Trademark Database. Be sure to read and understand the scope notes, help screens and disclaimers before conducting your search. For more information see our "Selected Patent and Trademark Information Available via the Internet" handout, available in the Patent and Trademark Research Area or on our website at http://www.lib.washington.edu/engineering/ptdl/webpat.html

Which steps of a complete Trademark search can I do at the UW Engineering Library?
The UW Engineering Library has the capabilities for searching for Federally Registered Trademarks and Federal Trademarks Pending only. This information is available from the USPTO Web Trademark Database, called the Trademark Electronic Search System (TESS) and other resources from the USPTO. We do not have any information about state marks or unregistered marks whose owners/users are not pursuing federal trademark protection.


What capabilities does the USPTO Web Trademark Database have?


Word or Phrase Searching

Word or Phrase Searching can be done using the USPTO Trademark Electronic Search Sytem (TESS). Using TESS is just ONE step of a complete trademark search.

In Brief: You need to look for:

You must search all variant spellings you can think of to ensure that there are no marks which could have a likelihood of confusion with another registered mark.

Determining a Class for Trademarks:

Search all variant spellings
You will want to search on all variant spellings of your mark. You must try all variant spellings because the USPTO Trademark Electronic Search Sytem (TESS) searches for terms exactly as they are typed. Please read the "HELP" screens provided on TESS for more information and in order to use the database effectively. Again, the USPTO Trademark Electronic Search Sytem (TESS) is accessible on the USPTO Website at the following URL - www.uspto.gov/main/trademarks.htm Click on "Search trademarks".

Why do I have to search all variant spellings?
With trademarks you want to avoid the likelihood of confusion in the marketplace. Variant spellings can make marks confusingly similar. Marks can be confusingly similar if they:

For more information on likelihood of confusion see the handout by the same title in the Patent and Trademark Research Area.


Logo or Design Searching

Logo or Design Searching can be done using the USPTO Web Trademark Database (TESS). Using TESS is just ONE step of a complete trademark search.

In Brief: Searching for design/logos is a step by step process. You need to:

Determine a Design Search Code.
Use the "Design Code Manual". This manual is the guide to classification for logos. Read all of the introduction and general guidelines to the code manual for specific directions. There is an alphabetic index. You must think of all possible aspects of your logo to search and establish codes for each aspect. The logos depicted in the Manual are examples of the subject area only. They are not the only logos registered under that classification. There is a copy of the Design Code Manual on the Patent and Trademark Reference Area Table. It is also freely available on the Web at: http://tess2.uspto.gov/tmdb/dscm/index.htm.

Using the USPTO Web Trademark Database (TESS).

Once you have established all relevant design search codes then you go into the USPTO Web Trademark Database. Select the Free Form Search (Advanced Search) option. Enter the 6 digit design code without any periods followed by [dc] (i.e. 123456[dc]). If you want to search using more than one design code, combine them with the logical operator "AND" in between them (i.e. 123456[dc] AND 789101[dc]). You can also use the Structured Form Search (Boolean) to search for a design code or combine design codes. Use the drop down menu to change the "Field" search box to "Design Code."

Most logos will be viewable from the full record for the trademark. If the logo is not present you will need to look it up in the Official Gazette, available in the Patent and Trademark Research Area. See above for directions on how to locate Trademarks within the Official Gazette.

Complete Federal Trademark Searching at the UW Engineering Library.

The most recent 5 issues of the Trademark Gazette are also available online at the USPTO website: http://www.uspto.gov/web/trademarks/tmog/.

If you use the USPTO Web Trademark Database, TESS, be sure to check the "Update Information" on the main screen to determine the date of the most recent database load. You may need to consult the Trademark Gazette to determine if any relevant mark or logo has been applied for or registered since the date of the latest update.


Check the Current Status of Registered Trademarks and Pending Trademark Applications

Check the Trademark Applications & Registrations Retrieval (TARR) system for the status of any registered or pending trademarks. TARR is ONLY available on the USPTO Website at http://tarr.uspto.gov. Records retrieved using the Trademark Web Database (TESS) have links to the status information in TARR. This status information is not found in the "Official Gazette" or elsewhere on the USPTO website. TARR is updated daily.


More Complete Trademark Searching and Business or Trade Names

There are other sources to consider searching to ensure that no one is already using your potential mark. Just because the mark is not registered on the Federal level does not mean that it is safe to use. The following is a list of suggested resources. It is by no means comprehensive.

Other Libraries which have Trademark searching available:

Seattle Public Library
http://www.spl.lib.wa.us
(Central Library)
1000 4th Avenue
(4th and Madison)
Seattle, WA 98104
Business and Technical Reference
(206)386-4636

Other PTDLs in the Pacific Northwest:

University of Idaho
http://www.uidaho.edu/
Moscow, ID 83844-2361
(208)885-6235
(208)885-6817 fax

Paul L. Boley Law Library
http://www.lclark.edu/~lawlib/
Northwestern School of Law of Lewis and Clark College
10015 SW Terwilliger Boulevard
Portland, OR 97219
(503)768-6776 voice
(503)768-6671 fax

Useful Addresses and Phone Numbers:

United States Patent and Trademark Office
http://www.uspto.gov/
Box 9
Washington DC 20231
(703) 557-INFO Menu
(704) 308-4357 Public Information Line
(705) 786-2224 Information about changes in the patent law

Sources to be familiar with:

"Basic Facts about Registering a Trademark" by the Patent and Trademark Office. Includes application information and forms. Available on the Patent and Trademark Research Table.

"Trademark: Legal Care for your Business and Product Name" Includes all official forms and instructions to apply for a trademark. In addition there are very helpful sections about selecting and searching marks. Available on the Patent and Trademark Research Table.

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Last modified: Tuesday April 21, 2009