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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 588, Hazardous or Toxic Waste Destruction or Containment

( 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 4 7 5 2 7 25
(U.S.) IL ILLINOIS 6 3 5 3 1 18
(U.S.) TX TEXAS 3 4 4 4 3 18
(U.S.) MD MARYLAND 3 5 4 4 1 17
(U.S.) NY NEW YORK 2 3 1 4 5 15
(U.S.) ID IDAHO 3 3 2 1 2 11
(U.S.) PA PENNSYLVANIA 4 2 1 2 1 10
(U.S.) SC SOUTH CAROLINA 2 2 2 4 0 10
(U.S.) WA WASHINGTON 2 1 4 1 0 8
(U.S.) GA GEORGIA 1 3 2 1 0 7
(U.S.) KS KANSAS 0 2 2 1 2 7
(U.S.) LA LOUISIANA 2 3 0 1 1 7
(U.S.) NH NEW HAMPSHIRE 2 1 1 3 0 7
(U.S.) OH OHIO 1 1 3 1 1 7
(U.S.) TN TENNESSEE 4 2 0 0 1 7
(U.S.) AL ALABAMA 1 1 1 1 0 4
(U.S.) NJ NEW JERSEY 2 0 0 1 1 4
(U.S.) AZ ARIZONA 1 1 0 0 1 3
(U.S.) CO COLORADO 1 0 0 1 1 3
(U.S.) MN MINNESOTA 2 0 0 0 1 3
(U.S.) NC NORTH CAROLINA 2 1 0 0 0 3
(U.S.) CT CONNECTICUT 0 0 2 0 0 2
(U.S.) FL FLORIDA 1 1 0 0 0 2
(U.S.) MA MASSACHUSETTS 0 1 0 0 1 2
(U.S.) MI MICHIGAN 1 0 0 1 0 2
(U.S.) MO MISSOURI 1 0 0 0 1 2
(U.S.) OK OKLAHOMA 1 0 0 1 0 2
(U.S.) OR OREGON 0 0 1 0 1 2
(U.S.) WY WYOMING 0 0 1 1 0 2
(U.S.) AR ARKANSAS 1 0 0 0 0 1
(U.S.) IA IOWA 0 0 0 1 0 1
(U.S.) IN INDIANA 0 0 0 0 1 1
(U.S.) KY KENTUCKY 0 1 0 0 0 1
(U.S.) ME MAINE 0 0 1 0 0 1
(U.S.) MT MONTANA 0 1 0 0 0 1
(U.S.) ND NORTH DAKOTA 1 0 0 0 0 1
(U.S.) NM NEW MEXICO 0 0 0 0 1 1
(U.S.) VA VIRGINIA 0 0 0 0 1 1
(U.S.) WI WISCONSIN 0 1 0 0 0 1
(U.S.) WV WEST VIRGINIA 1 0 0 0 0 1
(U.S.)   -- Subtotal -- 55 50 42 39 35 221
(Foreign) JPX JAPAN 11 9 9 9 11 49
(Foreign) FRX FRANCE 6 7 2 0 2 17
(Foreign) GBX UNITED KINGDOM 5 4 0 2 3 14
(Foreign) DEX GERMANY 5 2 2 2 1 12
(Foreign) CAX CANADA 1 4 1 2 3 11
(Foreign) CHX SWITZERLAND 3 0 1 0 0 4
(Foreign) RUX RUSSIAN FEDERATION 1 0 1 1 1 4
(Foreign) AUX AUSTRALIA 0 1 1 0 1 3
(Foreign) DKX DENMARK 0 0 1 1 1 3
(Foreign) ITX ITALY 0 0 2 1 0 3
(Foreign) SEX SWEDEN 0 1 2 0 0 3
(Foreign) ATX AUSTRIA 2 0 0 0 0 2
(Foreign) INX INDIA 0 0 0 0 2 2
(Foreign) NLX NETHERLANDS 0 1 0 1 0 2
(Foreign) TWX TAIWAN 0 1 0 0 1 2
(Foreign) BEX BELGIUM 0 0 1 0 0 1
(Foreign) ESX SPAIN 1 0 0 0 0 1
(Foreign) FIX FINLAND 0 0 1 0 0 1
(Foreign) IDX INDONESIA 1 0 0 0 0 1
(Foreign) ISX ICELAND 0 0 0 0 1 1
(Foreign) KRX SOUTH KOREA 0 0 1 0 0 1
(Foreign)   -- Subtotal -- 36 30 25 19 27 137
(ALL) ALL All Regions, U.S. and Foreign 91 80 67 58 62 358


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