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U.S. PATENT AND TRADEMARK OFFICE
Electronic Information Products Division
Patent Technology Monitoring Team (PTMT)

Patenting In Technology Classes
Breakout By Geographic Origin (State and Country)

Count of 2004 - 2008 Utility Patent Grants,
As Distributed 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 261, Gas and Liquid Contact Apparatus

( technology class is determined by the primary classification assigned to a 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 either by year of patent grant or by year of patent application.
(U.S. or Foreign) Code State-Territory or Country 2004 2005 2006 2007 2008 Total
(U.S.) TX TEXAS 14 2 4 10 4 34
(U.S.) MI MICHIGAN 8 1 5 5 4 23
(U.S.) NY NEW YORK 9 6 2 1 5 23
(U.S.) CA CALIFORNIA 5 2 9 2 3 21
(U.S.) KS KANSAS 4 1 5 3 6 19
(U.S.) WI WISCONSIN 3 3 5 3 1 15
(U.S.) PA PENNSYLVANIA 2 0 5 2 3 12
(U.S.) MA MASSACHUSETTS 0 3 2 1 5 11
(U.S.) NJ NEW JERSEY 0 3 3 1 3 10
(U.S.) FL FLORIDA 1 2 3 3 0 9
(U.S.) GA GEORGIA 2 1 2 2 2 9
(U.S.) IL ILLINOIS 0 4 0 2 3 9
(U.S.) MO MISSOURI 3 2 1 2 1 9
(U.S.) OH OHIO 3 1 0 3 2 9
(U.S.) AZ ARIZONA 1 0 5 1 1 8
(U.S.) MN MINNESOTA 1 0 3 2 0 6
(U.S.) NM NEW MEXICO 1 0 4 1 0 6
(U.S.) TN TENNESSEE 2 0 1 2 1 6
(U.S.) VA VIRGINIA 2 0 2 0 1 5
(U.S.) CO COLORADO 1 0 0 1 2 4
(U.S.) WA WASHINGTON 0 1 1 1 1 4
(U.S.) MD MARYLAND 1 0 0 2 0 3
(U.S.) CT CONNECTICUT 1 1 0 0 0 2
(U.S.) ID IDAHO 1 0 1 0 0 2
(U.S.) KY KENTUCKY 0 0 0 0 2 2
(U.S.) ND NORTH DAKOTA 0 1 1 0 0 2
(U.S.) OK OKLAHOMA 0 0 2 0 0 2
(U.S.) OR OREGON 1 0 1 0 0 2
(U.S.) SC SOUTH CAROLINA 0 0 1 1 0 2
(U.S.) AL ALABAMA 1 0 0 0 0 1
(U.S.) AR ARKANSAS 0 0 0 1 0 1
(U.S.) DE DELAWARE 1 0 0 0 0 1
(U.S.) MS MISSISSIPPI 0 0 0 0 1 1
(U.S.) NE NEBRASKA 1 0 0 0 0 1
(U.S.) WV WEST VIRGINIA 0 0 0 0 1 1
(U.S.)   -- Subtotal -- 69 34 68 52 52 275
(Foreign) JPX JAPAN 16 12 17 26 15 86
(Foreign) DEX GERMANY 10 7 10 10 8 45
(Foreign) CAX CANADA 7 3 6 3 1 20
(Foreign) TWX TAIWAN 4 5 1 5 1 16
(Foreign) GBX UNITED KINGDOM 2 0 2 1 6 11
(Foreign) KRX KOREA, SOUTH 2 4 1 1 3 11
(Foreign) FRX FRANCE 3 2 3 1 1 10
(Foreign) AUX AUSTRALIA 2 0 0 3 3 8
(Foreign) CHX SWITZERLAND 0 0 2 2 2 6
(Foreign) NLX NETHERLANDS 0 4 0 1 1 6
(Foreign) BEX BELGIUM 1 0 1 1 1 4
(Foreign) SEX SWEDEN 0 3 0 0 0 3
(Foreign) CZX CZECH REPUBLIC 0 2 0 0 0 2
(Foreign) DKX DENMARK 1 0 1 0 0 2
(Foreign) ESX SPAIN 0 1 1 0 0 2
(Foreign) FIX FINLAND 0 0 1 1 0 2
(Foreign) IEX IRELAND 0 0 0 0 2 2
(Foreign) ITX ITALY 1 0 0 0 1 2
(Foreign) NZX NEW ZEALAND 1 0 0 1 0 2
(Foreign) CNX CHINA, PEOPLE'S REPUBLIC OF 0 0 0 0 1 1
(Foreign) HKX CHINA,HONG KONG S.A.R. 1 0 0 0 0 1
(Foreign) HUX HUNGARY 0 0 1 0 0 1
(Foreign) ILX ISRAEL 0 1 0 0 0 1
(Foreign) ISX ICELAND 1 0 0 0 0 1
(Foreign) RUX RUSSIAN FEDERATION 0 0 1 0 0 1
(Foreign) ZAX SOUTH AFRICA 0 0 1 0 0 1
(Foreign)   -- Subtotal -- 52 44 49 56 46 247
(ALL) ALL All Regions, U.S. and Foreign 121 78 117 108 98 522


PTMT Contacts

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U.S. Patent and Trademark Office
Electronic Information Products Division - PTMT
P.O Box 1450
Alexandria VA 22313-1450

tel: (571) 272-5600
fax: (571) 273-0110
email: oeip@uspto.gov

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