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U.S. PATENT AND TRADEMARK OFFICE
Office of Electronic Information Products
Patent Technology Monitoring Division (PTMD)

Patenting In Technology Classes
Breakout By Geographic Origin (State and Country)

Count of 1998 - 2002 Utility Patent Grants,
By Calendar Year of Grant
With Patent Counts Based on Primary Patent Classification

- Explanation of Data -

Rank Ordered Listing of U.S. States and Countries
From Which 1 or More Utility Patents Originated During the Period
Having Primary Classification In

Class 436, Chemistry: Analytical and Immunological Testing

( technology class is determined by the primary classification assigned to the patent- see 'Explanation of Data' )
( patent origin is determined by the residence of the first-named inventor )

The following table displays U.S. states and countries and counts of utility patents originating from them; patents are distributed by year of patent grant
(U.S. or Foreign) Code State-Territory or Country 1998 1999 2000 2001 2002 Total
(U.S.) CA CALIFORNIA 53 57 59 68 96 333
(U.S.) MA MASSACHUSETTS 23 24 19 14 23 103
(U.S.) NY NEW YORK 25 16 18 17 26 102
(U.S.) NJ NEW JERSEY 17 23 10 12 23 85
(U.S.) PA PENNSYLVANIA 16 16 14 20 11 77
(U.S.) MD MARYLAND 12 17 5 16 19 69
(U.S.) FL FLORIDA 20 14 10 14 8 66
(U.S.) IL ILLINOIS 15 16 15 9 10 65
(U.S.) TX TEXAS 9 13 19 16 7 64
(U.S.) IN INDIANA 9 14 4 11 10 48
(U.S.) CT CONNECTICUT 8 4 6 8 8 34
(U.S.) MN MINNESOTA 7 10 5 3 8 33
(U.S.) CO COLORADO 4 4 6 9 9 32
(U.S.) OH OHIO 7 7 9 2 6 31
(U.S.) VA VIRGINIA 7 3 5 7 4 26
(U.S.) WA WASHINGTON 5 7 7 6 1 26
(U.S.) MI MICHIGAN 5 4 5 6 5 25
(U.S.) NC NORTH CAROLINA 3 6 3 4 6 22
(U.S.) MO MISSOURI 5 5 4 6 1 21
(U.S.) NE NEBRASKA 6 5 1 1 4 17
(U.S.) AZ ARIZONA 2 2 4 2 6 16
(U.S.) DE DELAWARE 7 2 4 1 1 15
(U.S.) NM NEW MEXICO 3 3 0 5 4 15
(U.S.) OR OREGON 3 3 1 5 3 15
(U.S.) WI WISCONSIN 4 5 2 2 1 14
(U.S.) UT UTAH 2 3 1 4 2 12
(U.S.) ME MAINE 1 3 2 3 2 11
(U.S.) OK OKLAHOMA 3 3 0 1 2 9
(U.S.) TN TENNESSEE 3 1 2 2 1 9
(U.S.) GA GEORGIA 1 2 2 3 0 8
(U.S.) IA IOWA 1 2 2 1 0 6
(U.S.) RI RHODE ISLAND 1 1 1 2 1 6
(U.S.) ID IDAHO 0 3 1 0 1 5
(U.S.) NH NEW HAMPSHIRE 1 1 1 1 1 5
(U.S.) KS KANSAS 0 2 0 0 1 3
(U.S.) NV NEVADA 1 0 2 0 0 3
(U.S.) VT VERMONT 1 0 0 0 2 3
(U.S.) AL ALABAMA 0 1 0 1 0 2
(U.S.) DC DISTRICT OF COLUMBIA 1 0 0 0 1 2
(U.S.) KY KENTUCKY 1 1 0 0 0 2
(U.S.) LA LOUISIANA 1 1 0 0 0 2
(U.S.) SC SOUTH CAROLINA 1 1 0 0 0 2
(U.S.) WV WEST VIRGINIA 0 1 0 0 1 2
(U.S.) AR ARKANSAS 0 0 0 0 1 1
(U.S.) HI HAWAII 0 0 1 0 0 1
(U.S.) MS MISSISSIPPI 0 0 0 0 1 1
(U.S.) PR PUERTO RICO 1 0 0 0 0 1
(U.S.) WY WYOMING 0 1 0 0 0 1
(U.S.)   -- Subtotal -- 295 307 250 282 317 1451
(Foreign) JPX JAPAN 50 53 26 27 23 179
(Foreign) DEX GERMANY 32 28 29 33 32 154
(Foreign) GBX UNITED KINGDOM 24 20 17 19 14 94
(Foreign) CAX CANADA 6 9 7 15 14 51
(Foreign) FRX FRANCE 12 11 10 4 12 49
(Foreign) SEX SWEDEN 4 5 8 5 8 30
(Foreign) FIX FINLAND 2 6 4 7 7 26
(Foreign) CHX SWITZERLAND 2 9 3 6 3 23
(Foreign) ILX ISRAEL 6 4 3 3 4 20
(Foreign) NLX NETHERLANDS 2 3 3 4 2 14
(Foreign) AUX AUSTRALIA 5 5 1 1 1 13
(Foreign) ATX AUSTRIA 4 2 4 1 0 11
(Foreign) ITX ITALY 3 2 2 0 3 10
(Foreign) KRX SOUTH KOREA 1 2 3 2 2 10
(Foreign) BEX BELGIUM 3 1 1 1 3 9
(Foreign) TWX TAIWAN 2 1 0 3 3 9
(Foreign) DKX DENMARK 3 1 2 0 2 8
(Foreign) RUX RUSSIAN FEDERATION 1 3 3 1 0 8
(Foreign) NOX NORWAY 2 1 0 2 2 7
(Foreign) ESX SPAIN 1 0 1 1 0 3
(Foreign) HUX HUNGARY 0 1 0 1 1 3
(Foreign) CNX CHINA P.REP. 0 0 0 1 1 2
(Foreign) BRX BRAZIL 0 0 0 0 1 1
(Foreign) BSX THE BAHAMAS 0 0 0 0 1 1
(Foreign) SAX SAUDI ARABIA 0 0 1 0 0 1
(Foreign) SGX SINGAPORE 0 1 0 0 0 1
(Foreign) TZX TANZANIA 0 0 0 1 0 1
(Foreign) UAX UKRAINE 1 0 0 0 0 1
(Foreign) VEX VENEZUELA 0 0 0 1 0 1
(Foreign) YUX YUGOSLAVIA 0 0 1 0 0 1
(Foreign) ZAX SOUTH AFRICA 1 0 0 0 0 1
(Foreign)   -- Subtotal -- 167 168 129 139 139 742
(ALL) ALL All Regions, U.S. and Foreign 462 475 379 421 456 2193


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