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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 236, Automatic Temperature and Humidity Regulation

( 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.) MI MICHIGAN 3 4 3 3 13 26
(U.S.) CA CALIFORNIA 2 3 3 8 4 20
(U.S.) FL FLORIDA 3 4 1 5 2 15
(U.S.) IL ILLINOIS 2 3 4 2 3 14
(U.S.) NY NEW YORK 2 3 3 4 1 13
(U.S.) IN INDIANA 2 1 2 3 2 10
(U.S.) TX TEXAS 2 1 2 1 3 9
(U.S.) MN MINNESOTA 0 1 3 2 2 8
(U.S.) OH OHIO 0 1 4 0 3 8
(U.S.) WI WISCONSIN 3 1 2 2 0 8
(U.S.) MO MISSOURI 0 1 1 3 2 7
(U.S.) NC NORTH CAROLINA 0 2 0 2 2 6
(U.S.) NJ NEW JERSEY 1 0 4 0 1 6
(U.S.) MA MASSACHUSETTS 2 1 1 1 0 5
(U.S.) PA PENNSYLVANIA 2 0 2 1 0 5
(U.S.) KS KANSAS 2 1 1 0 0 4
(U.S.) WA WASHINGTON 1 0 2 1 0 4
(U.S.) AR ARKANSAS 1 1 1 0 0 3
(U.S.) IA IOWA 1 0 0 0 2 3
(U.S.) RI RHODE ISLAND 0 2 1 0 0 3
(U.S.) TN TENNESSEE 0 2 0 1 0 3
(U.S.) VA VIRGINIA 0 0 0 2 1 3
(U.S.) AL ALABAMA 1 1 0 0 0 2
(U.S.) CT CONNECTICUT 1 1 0 0 0 2
(U.S.) KY KENTUCKY 0 0 0 1 1 2
(U.S.) MD MARYLAND 1 0 0 1 0 2
(U.S.) NH NEW HAMPSHIRE 0 2 0 0 0 2
(U.S.) NM NEW MEXICO 1 1 0 0 0 2
(U.S.) OR OREGON 0 0 0 1 1 2
(U.S.) DE DELAWARE 1 0 0 0 0 1
(U.S.) GA GEORGIA 0 0 0 0 1 1
(U.S.) HI HAWAII 0 0 0 1 0 1
(U.S.) LA LOUISIANA 0 1 0 0 0 1
(U.S.) MS MISSISSIPPI 0 0 0 1 0 1
(U.S.) OK OKLAHOMA 0 0 0 1 0 1
(U.S.) SC SOUTH CAROLINA 0 0 0 1 0 1
(U.S.)   -- Subtotal -- 34 38 40 48 44 204
(Foreign) JPX JAPAN 14 14 13 14 18 73
(Foreign) DEX GERMANY 5 12 10 7 4 38
(Foreign) KRX SOUTH KOREA 7 5 1 1 1 15
(Foreign) CAX CANADA 2 3 5 0 3 13
(Foreign) FRX FRANCE 0 1 2 1 6 10
(Foreign) TWX TAIWAN 0 4 2 3 1 10
(Foreign) GBX UNITED KINGDOM 2 0 0 3 1 6
(Foreign) DKX DENMARK 1 2 0 0 2 5
(Foreign) ITX ITALY 0 1 1 0 3 5
(Foreign) SEX SWEDEN 0 1 1 1 0 3
(Foreign) AUX AUSTRALIA 1 1 0 0 0 2
(Foreign) BEX BELGIUM 0 0 0 1 1 2
(Foreign) CHX SWITZERLAND 0 2 0 0 0 2
(Foreign) ESX SPAIN 2 0 0 0 0 2
(Foreign) INX INDIA 0 1 0 0 1 2
(Foreign) NLX NETHERLANDS 0 0 2 0 0 2
(Foreign) ATX AUSTRIA 0 0 1 0 0 1
(Foreign) BRX BRAZIL 0 0 1 0 0 1
(Foreign) FIX FINLAND 0 1 0 0 0 1
(Foreign) HUX HUNGARY 0 1 0 0 0 1
(Foreign) NOX NORWAY 0 0 1 0 0 1
(Foreign) ZAX SOUTH AFRICA 0 0 0 1 0 1
(Foreign)   -- Subtotal -- 34 49 40 32 41 196
(ALL) ALL All Regions, U.S. and Foreign 68 87 80 80 85 400


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