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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 134, Cleaning and Liquid Contact with Solids

( 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 40 70 68 63 73 314
(U.S.) TX TEXAS 25 29 20 12 22 108
(U.S.) OH OHIO 13 24 11 21 17 86
(U.S.) NY NEW YORK 18 21 12 11 10 72
(U.S.) MI MICHIGAN 14 22 11 5 19 71
(U.S.) PA PENNSYLVANIA 12 23 11 12 10 68
(U.S.) ID IDAHO 6 13 13 13 11 56
(U.S.) NJ NEW JERSEY 11 14 12 4 10 51
(U.S.) FL FLORIDA 16 7 14 7 6 50
(U.S.) MN MINNESOTA 8 11 7 11 13 50
(U.S.) NC NORTH CAROLINA 13 10 4 7 4 38
(U.S.) AZ ARIZONA 4 10 7 8 8 37
(U.S.) IL ILLINOIS 7 7 6 4 6 30
(U.S.) MT MONTANA 1 3 3 8 13 28
(U.S.) WA WASHINGTON 6 5 6 5 6 28
(U.S.) MA MASSACHUSETTS 5 5 3 5 6 24
(U.S.) GA GEORGIA 2 5 8 2 4 21
(U.S.) CT CONNECTICUT 5 4 2 4 5 20
(U.S.) LA LOUISIANA 5 7 5 1 2 20
(U.S.) VA VIRGINIA 4 7 3 3 2 19
(U.S.) WI WISCONSIN 5 2 3 4 3 17
(U.S.) MO MISSOURI 5 3 0 4 4 16
(U.S.) KS KANSAS 4 6 1 1 3 15
(U.S.) VT VERMONT 2 4 1 2 6 15
(U.S.) MD MARYLAND 2 2 7 2 1 14
(U.S.) TN TENNESSEE 4 4 0 3 3 14
(U.S.) CO COLORADO 2 2 2 4 3 13
(U.S.) IN INDIANA 1 2 4 3 2 12
(U.S.) KY KENTUCKY 3 2 5 1 1 12
(U.S.) OR OREGON 0 5 4 1 1 11
(U.S.) OK OKLAHOMA 1 3 3 2 1 10
(U.S.) AL ALABAMA 1 0 1 4 2 8
(U.S.) IA IOWA 2 3 0 3 0 8
(U.S.) WV WEST VIRGINIA 2 1 0 3 2 8
(U.S.) NM NEW MEXICO 3 1 1 1 0 6
(U.S.) SC SOUTH CAROLINA 3 2 1 0 0 6
(U.S.) NH NEW HAMPSHIRE 0 1 3 0 0 4
(U.S.) UT UTAH 1 0 1 0 2 4
(U.S.) MS MISSISSIPPI 0 1 1 0 1 3
(U.S.) ND NORTH DAKOTA 0 1 1 1 0 3
(U.S.) NV NEVADA 1 0 0 1 1 3
(U.S.) RI RHODE ISLAND 1 1 0 0 1 3
(U.S.) AR ARKANSAS 1 0 0 0 1 2
(U.S.) AK ALASKA 1 0 0 0 0 1
(U.S.) DC DISTRICT OF COLUMBIA 0 0 0 1 0 1
(U.S.) NE NEBRASKA 0 1 0 0 0 1
(U.S.) SD SOUTH DAKOTA 0 0 1 0 0 1
(U.S.) WY WYOMING 0 0 1 0 0 1
(U.S.)   -- Subtotal -- 260 344 267 247 285 1403
(Foreign) JPX JAPAN 63 83 77 99 85 407
(Foreign) DEX GERMANY 30 27 25 43 38 163
(Foreign) TWX TAIWAN 5 16 11 16 22 70
(Foreign) CAX CANADA 12 9 13 7 21 62
(Foreign) KRX SOUTH KOREA 12 16 8 8 7 51
(Foreign) GBX UNITED KINGDOM 2 11 6 8 12 39
(Foreign) FRX FRANCE 7 5 5 6 6 29
(Foreign) ITX ITALY 8 6 4 4 2 24
(Foreign) NLX NETHERLANDS 4 4 5 3 6 22
(Foreign) ATX AUSTRIA 4 3 2 4 5 18
(Foreign) BEX BELGIUM 4 2 2 2 5 15
(Foreign) SEX SWEDEN 5 4 3 2 1 15
(Foreign) CHX SWITZERLAND 4 3 0 3 2 12
(Foreign) SGX SINGAPORE 0 0 3 1 5 9
(Foreign) NZX NEW ZEALAND 4 0 0 2 2 8
(Foreign) FIX FINLAND 1 2 1 0 3 7
(Foreign) AUX AUSTRALIA 1 3 0 0 1 5
(Foreign) DKX DENMARK 1 1 1 2 0 5
(Foreign) ESX SPAIN 0 2 1 1 0 4
(Foreign) ILX ISRAEL 1 1 1 0 1 4
(Foreign) BRX BRAZIL 1 2 0 0 0 3
(Foreign) RUX RUSSIAN FEDERATION 0 2 0 1 0 3
(Foreign) MYX MALAYSIA 1 1 0 0 0 2
(Foreign) NOX NORWAY 1 0 0 0 1 2
(Foreign) ZAX SOUTH AFRICA 0 0 0 1 1 2
(Foreign) CNX CHINA P.REP. 0 1 0 0 0 1
(Foreign) HKX CHINA,HONG KONG S.A.R. 0 0 0 1 0 1
(Foreign) IEX IRELAND 0 0 0 0 1 1
(Foreign) PLX POLAND 0 0 1 0 0 1
(Foreign) SAX SAUDI ARABIA 0 0 0 1 0 1
(Foreign)   -- Subtotal -- 171 204 169 215 227 986
(ALL) ALL All Regions, U.S. and Foreign 431 548 436 462 512 2389


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U.S. Patent and Trademark Office
Office of Electronic Information Products - PTMD
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Alexandria VA 22313

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fax: (703) 306-2737
email: oeip@uspto.gov

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