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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 122, Liquid Heaters and Vaporizers

( 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.) OH OHIO 7 5 4 3 3 22
(U.S.) NY NEW YORK 4 5 2 3 4 18
(U.S.) CT CONNECTICUT 3 5 3 3 2 16
(U.S.) TN TENNESSEE 5 2 4 3 2 16
(U.S.) CA CALIFORNIA 2 1 3 3 3 12
(U.S.) WI WISCONSIN 1 1 0 5 4 11
(U.S.) MA MASSACHUSETTS 3 3 1 0 2 9
(U.S.) TX TEXAS 2 1 3 3 0 9
(U.S.) AL ALABAMA 0 1 1 1 5 8
(U.S.) NJ NEW JERSEY 3 0 2 3 0 8
(U.S.) PA PENNSYLVANIA 2 1 2 3 0 8
(U.S.) SC SOUTH CAROLINA 1 0 3 4 0 8
(U.S.) MI MICHIGAN 0 2 3 0 1 6
(U.S.) IL ILLINOIS 2 0 1 2 0 5
(U.S.) FL FLORIDA 2 1 1 0 0 4
(U.S.) OK OKLAHOMA 1 2 1 0 0 4
(U.S.) VA VIRGINIA 1 0 0 1 2 4
(U.S.) ID IDAHO 0 0 1 2 0 3
(U.S.) KY KENTUCKY 1 1 1 0 0 3
(U.S.) OR OREGON 0 0 2 1 0 3
(U.S.) GA GEORGIA 1 0 1 0 0 2
(U.S.) NE NEBRASKA 0 1 1 0 0 2
(U.S.) AR ARKANSAS 1 0 0 0 0 1
(U.S.) AZ ARIZONA 0 0 1 0 0 1
(U.S.) CO COLORADO 0 0 1 0 0 1
(U.S.) IA IOWA 0 0 1 0 0 1
(U.S.) KS KANSAS 0 0 0 0 1 1
(U.S.) LA LOUISIANA 1 0 0 0 0 1
(U.S.) MD MARYLAND 0 0 0 0 1 1
(U.S.) MN MINNESOTA 1 0 0 0 0 1
(U.S.) MO MISSOURI 1 0 0 0 0 1
(U.S.) MS MISSISSIPPI 1 0 0 0 0 1
(U.S.) MT MONTANA 0 0 0 1 0 1
(U.S.) NC NORTH CAROLINA 0 1 0 0 0 1
(U.S.) NH NEW HAMPSHIRE 0 0 1 0 0 1
(U.S.) NM NEW MEXICO 1 0 0 0 0 1
(U.S.) NV NEVADA 0 0 1 0 0 1
(U.S.) RI RHODE ISLAND 1 0 0 0 0 1
(U.S.) WA WASHINGTON 0 0 0 0 1 1
(U.S.)   -- Subtotal -- 48 33 45 41 31 198
(Foreign) JPX JAPAN 11 22 14 8 10 65
(Foreign) DEX GERMANY 5 9 4 9 12 39
(Foreign) AUX AUSTRALIA 1 2 7 5 6 21
(Foreign) CAX CANADA 4 3 1 1 6 15
(Foreign) CHX SWITZERLAND 3 2 2 3 2 12
(Foreign) FRX FRANCE 2 3 1 3 1 10
(Foreign) FIX FINLAND 2 0 1 3 2 8
(Foreign) KRX SOUTH KOREA 2 3 0 0 2 7
(Foreign) SEX SWEDEN 2 0 2 1 1 6
(Foreign) TWX TAIWAN 1 0 1 1 3 6
(Foreign) GBX UNITED KINGDOM 1 1 0 2 1 5
(Foreign) ITX ITALY 1 2 0 0 0 3
(Foreign) DKX DENMARK 1 0 0 0 1 2
(Foreign) NLX NETHERLANDS 0 0 1 0 1 2
(Foreign) ARX ARGENTINA 0 0 1 0 0 1
(Foreign) ATX AUSTRIA 1 0 0 0 0 1
(Foreign) BEX BELGIUM 0 0 1 0 0 1
(Foreign) BRX BRAZIL 0 0 0 1 0 1
(Foreign) ILX ISRAEL 0 1 0 0 0 1
(Foreign) INX INDIA 0 0 1 0 0 1
(Foreign) NOX NORWAY 0 0 0 0 1 1
(Foreign) PTX PORTUGAL 0 0 0 0 1 1
(Foreign) SIX SLOVENIA 0 0 0 1 0 1
(Foreign) VEX VENEZUELA 0 1 0 0 0 1
(Foreign)   -- Subtotal -- 37 49 37 38 50 211
(ALL) ALL All Regions, U.S. and Foreign 85 82 82 79 81 409


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