Patent Depositories

Alabama

Ralph Brown Draughon Library, Auburn  334-844-1737

Birmingham Public Library, Birmingham 205-226-3620

 

Alaska

Mather Library, University of Alaska, Fairbanks 907-474-2636

 

Arkansas

Arkansas State Library, Little Rock 501-682-2053

 

California

Los Angeles Public Library, Los Angeles 213-228-7220

Orbach Science Library, University of California, Riverside 951-827-3316

California State Library, Courts Building, Sacramento 916-654-0069

San Diego Public Library, San Diego 619-236-5813

San Francisco Public Library, San Francisco 415-557-4500

Sunnyvale Public Library, Sunnyvale 408-730-7300

 

Colorado

Central Denver Public Library, Denver 720-865-1711

 

Connecticut

Ryan-Matura Library, Sacred Heart University, Fairfield 203-371-7726

 

Delaware

University of Delaware Library, Newark 302-831-2965

 

District of Columbia

Founders Library, Howard University, Washington D.C. 202-806-7252

 

Florida

Broward County Main Library, Fort Lauderdale 954-357-7444

Miami-Dade Public Library, Miami 305-375-2665

University of Central Florida Libraries, Orlando 407-823-2562

 

Georgia

Georgia Institute of Technology, Atlanta 404-385-7185

 

Hawaii

Hawaii State Library, Honolulu 808-586-3477

 

Illinois

Chicago Public Library, Chicago 312-747-4450

 

Indiana

Indianapolis-Marion County Public Library, Indianapolis 317-275-4100

Siegesmund Engineering Library, Purdue, West Lafayette 765-494-2872

 

Kansas

Ablah Library, Wichita State University, Wichita 800-572-8368

 

Kentucky

Louisville Free Public Library, Louisville 502-574-1611

 

Louisiana

Troy H. Middleton Library, Louisiana State University, Baton Rouge 225-578-8875

 

Maine

Raymond H. Fogler Library, University of Maine, Orono 207-581-1678

 

Maryland

University of Baltimore Law Library, Baltimore 410-837-4554

 

Massachusetts

Physical Sciences Library, University of Massachusetts, Amherst 413-545-2765

Boston Public Library, Boston 617-536-5400

 

Michigan

Engineering Library, University of Michigan, Ann Arbor 734-647-5735

Ferris State University Library, Big Rapids 231-591-3602

Detroit Public Library, Detroit 313-481-1391

 

Minnesota

Hennepin County Library, Minneapolis 952-847-8000

 

Mississippi

Mississippi Library Commission, Jackson 601-432-4111

 

Missouri

Linda Hall Library, Kansas City 816-363-4600

St. Louis Public Library, St. Louis 314 241-2288

 

Montana

Montana Tech Library, University of Montana, Butte 406-496-4281

 

Nebraska

Engineering Library, University of Nebraska, Lincoln 402-472-3411

 

Nevada

Clark County Library District, Las Vegas 702-507-3421

University of Nevada, Reno 775-682-5593

 

New Jersey

Newark Public Library, Newark 973-733-7779

Library of Science and Medicine, Rutgers University, Piscataway 732-445-2895

 

New Mexico

University of New Mexico General Library, Albuquerque 505-277-4412

 

New York

New York State Library, Albany 518-474-5355

Buffalo and Erie County Public Library, Buffalo 716-858-8900

New York Science, Industry and Business Library, New York 212-592-7000

Central Library of Rochester and Monroe County, Rochester 585-428-8110

Science and Engineering Library, Stony Brook 631-632-7148

 

North Carolina

University of North Carolina, Charlotte 704-687-2241

D.H. Hill Library, North Carolina State University, Raleigh 919-515-2935

 

North Dakota

Chester Fritz Library, University of North Dakota, Grand Forks 701-777-4888

 

Ohio

Akron-Summit County Public Library, Akron 330-643-9075

The Public Library of Cincinnati 513-369-6932

Cleveland Public Library, Cleveland 216-623-2870

Wright State University, Dayton 937-775-3521

Toledo/Lucas County Business and Technology Library, Toledo 419-259-5209

 

Oklahoma

Oklahoma State University, Stillwater 405-744-7086

 

Oregon

Lewis & Clark College Law School, Portland 503-768-6786

 

Pennsylvania

The Free Library of  Philadelphia, Philadelphia 215-686-5394

The Carnegie Library of Pittsburgh, Pittsburgh 412-622-3138

Pennsylvania State University, University Park 814-865-7617

 

Puerto Rico

Learning Resource Center, University of Puerto Rico, Bayamón 787-993-0000

General Library, University of Puerto Rico, Mayagüez 787-832-4040

 

Rhode Island

Providence Public Library, Providence 401-455-8027

 

South Carolina

R. M. Cooper Library, Clemson University, Clemson 864-656-3024

 

South Dakota

Devereaux Library, SD School of Mines and Technology, Rapid City 605-394-1275

 

Tennessee

Stevenson Science and Engineering Library, Vanderbilt Univ., Nashville 615-322-2717

 

Texas

McKinney Engineering Library, University of Texas, Austin 512-495-4511

Texas A&M University, West Campus Library, College Station 979-845-2111

Dallas Public Library, Dallas 214-670-1468

Fondren Library, Rice University, Houston 713-348-5483

Texas Tech University Library, Lubbock 806-742-2282

San Antonio Public Library, San Antonio 210-207-2500

 

Utah

Marriott Library, University of Utah, Salt Lake City 801-581-8394

 

Vermont

Bailey/Howe Library, University of Vermont, Burlington 802-656-2542

 

Washington

Engineering Library, University of Washington, Seattle 206-543-0740

 

West Virginia

Evansdale Library, West Virginia University, Morgantown 304-293-4695

 

Wisconsin

Kurt F. Wendt Library, University of Wisconsin, Madison 608-262-6845

Milwaukee Public Library, Milwaukee 414-286-3051

 

Wyoming

Wyoming State Library, Cheyenne 307-777-7281

 

For an online list of U.S. patent depositories go to: http://www.uspto.gov/go/ptdl/ptdlib_1.html