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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 432, Heating

( 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.) PA PENNSYLVANIA 8 9 3 5 3 28
(U.S.) NY NEW YORK 7 10 3 3 3 26
(U.S.) CA CALIFORNIA 3 6 4 4 3 20
(U.S.) IL ILLINOIS 0 4 5 6 4 19
(U.S.) NJ NEW JERSEY 2 3 3 8 3 19
(U.S.) OH OHIO 2 5 6 1 5 19
(U.S.) MA MASSACHUSETTS 3 2 0 2 2 9
(U.S.) MI MICHIGAN 2 3 2 0 1 8
(U.S.) MO MISSOURI 2 0 0 3 2 7
(U.S.) TX TEXAS 1 1 3 1 1 7
(U.S.) MT MONTANA 1 3 2 0 0 6
(U.S.) NH NEW HAMPSHIRE 2 1 0 1 2 6
(U.S.) WI WISCONSIN 0 3 1 1 1 6
(U.S.) FL FLORIDA 1 1 1 1 1 5
(U.S.) OK OKLAHOMA 4 1 0 0 0 5
(U.S.) WA WASHINGTON 0 1 1 2 1 5
(U.S.) DE DELAWARE 1 1 1 0 0 3
(U.S.) GA GEORGIA 0 1 0 1 1 3
(U.S.) KS KANSAS 1 1 0 0 1 3
(U.S.) MN MINNESOTA 1 1 1 0 0 3
(U.S.) AL ALABAMA 0 1 0 0 1 2
(U.S.) AZ ARIZONA 0 1 0 1 0 2
(U.S.) CO COLORADO 0 0 1 0 1 2
(U.S.) CT CONNECTICUT 0 0 0 0 2 2
(U.S.) ID IDAHO 0 0 1 1 0 2
(U.S.) IN INDIANA 0 0 1 1 0 2
(U.S.) NC NORTH CAROLINA 0 1 0 0 1 2
(U.S.) TN TENNESSEE 0 1 0 1 0 2
(U.S.) VT VERMONT 1 0 0 0 1 2
(U.S.) HI HAWAII 0 0 0 1 0 1
(U.S.) IA IOWA 0 1 0 0 0 1
(U.S.) MD MARYLAND 0 0 0 1 0 1
(U.S.) NV NEVADA 1 0 0 0 0 1
(U.S.) SC SOUTH CAROLINA 1 0 0 0 0 1
(U.S.) UT UTAH 0 0 0 1 0 1
(U.S.) VA VIRGINIA 0 0 0 1 0 1
(U.S.) WV WEST VIRGINIA 0 0 0 0 1 1
(U.S.)   -- Subtotal -- 44 62 39 47 41 233
(Foreign) JPX JAPAN 18 26 21 20 22 107
(Foreign) DEX GERMANY 18 17 8 7 5 55
(Foreign) FRX FRANCE 3 4 7 5 4 23
(Foreign) DKX DENMARK 5 5 0 3 0 13
(Foreign) GBX UNITED KINGDOM 0 6 3 4 0 13
(Foreign) KRX SOUTH KOREA 3 3 2 2 2 12
(Foreign) CAX CANADA 3 1 3 1 3 11
(Foreign) ITX ITALY 4 3 2 1 0 10
(Foreign) NLX NETHERLANDS 1 0 2 4 2 9
(Foreign) TWX TAIWAN 2 1 1 2 3 9
(Foreign) CHX SWITZERLAND 3 1 2 1 1 8
(Foreign) ATX AUSTRIA 1 0 0 3 1 5
(Foreign) LBX LEBANON 0 1 2 1 0 4
(Foreign) SEX SWEDEN 1 0 1 2 0 4
(Foreign) AUX AUSTRALIA 2 1 0 0 0 3
(Foreign) FIX FINLAND 0 1 1 0 1 3
(Foreign) BEX BELGIUM 0 1 0 1 0 2
(Foreign) BRX BRAZIL 0 0 1 1 0 2
(Foreign) ESX SPAIN 0 1 0 1 0 2
(Foreign) INX INDIA 1 1 0 0 0 2
(Foreign) LUX LUXEMBOURG 1 0 0 1 0 2
(Foreign) MXX MEXICO 0 0 1 0 1 2
(Foreign) ARX ARGENTINA 1 0 0 0 0 1
(Foreign) BBX BARBADOS 0 0 0 0 1 1
(Foreign) CNX CHINA P.REP. 0 0 1 0 0 1
(Foreign) CZX CZECH REPUBLIC 0 0 0 0 1 1
(Foreign) LIX LIECHTENSTEIN 0 1 0 0 0 1
(Foreign) NOX NORWAY 1 0 0 0 0 1
(Foreign) VEX VENEZUELA 0 0 1 0 0 1
(Foreign) ZAX SOUTH AFRICA 0 0 1 0 0 1
(Foreign)   -- Subtotal -- 68 74 60 60 47 309
(ALL) ALL All Regions, U.S. and Foreign 112 136 99 107 88 542


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