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U.S. PATENT AND TRADEMARK OFFICE
Patent Technology Monitoring Team (PTMT)

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

Count of 2006 - 2010 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 431, Combustion

( 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 2006 2007 2008 2009 2010 Total
(U.S.) CA CALIFORNIA 14 12 6 9 8 49
(U.S.) TX TEXAS 8 3 4 5 3 23
(U.S.) WI WISCONSIN 0 3 5 6 7 21
(U.S.) PA PENNSYLVANIA 3 4 1 2 7 17
(U.S.) IL ILLINOIS 5 0 1 2 7 15
(U.S.) OH OHIO 1 3 2 6 3 15
(U.S.) MN MINNESOTA 2 5 2 2 2 13
(U.S.) FL FLORIDA 1 1 1 4 2 9
(U.S.) OK OKLAHOMA 3 2 2 1 1 9
(U.S.) MA MASSACHUSETTS 2 1 3 1 1 8
(U.S.) MO MISSOURI 4 0 0 2 1 7
(U.S.) NY NEW YORK 0 0 1 3 3 7
(U.S.) NC NORTH CAROLINA 1 1 2 0 2 6
(U.S.) CT CONNECTICUT 3 1 0 0 1 5
(U.S.) GA GEORGIA 0 2 1 1 1 5
(U.S.) NH NEW HAMPSHIRE 2 1 0 1 1 5
(U.S.) IN INDIANA 0 1 0 1 2 4
(U.S.) KY KENTUCKY 0 2 0 2 0 4
(U.S.) MI MICHIGAN 1 0 0 2 1 4
(U.S.) NJ NEW JERSEY 0 1 0 0 3 4
(U.S.) WA WASHINGTON 1 0 1 2 0 4
(U.S.) CO COLORADO 0 0 0 3 0 3
(U.S.) ID IDAHO 0 1 1 1 0 3
(U.S.) NV NEVADA 1 2 0 0 0 3
(U.S.) OR OREGON 0 2 0 0 1 3
(U.S.) RI RHODE ISLAND 0 1 0 1 1 3
(U.S.) TN TENNESSEE 0 0 0 2 1 3
(U.S.) VA VIRGINIA 0 0 1 1 1 3
(U.S.) AZ ARIZONA 0 0 1 1 0 2
(U.S.) MD MARYLAND 0 0 1 0 1 2
(U.S.) MS MISSISSIPPI 0 0 0 0 2 2
(U.S.) WV WEST VIRGINIA 1 0 0 1 0 2
(U.S.) KS KANSAS 1 0 0 0 0 1
(U.S.) ME MAINE 1 0 0 0 0 1
(U.S.) NM NEW MEXICO 0 0 0 0 1 1
(U.S.) SC SOUTH CAROLINA 0 0 0 0 1 1
(U.S.) SD SOUTH DAKOTA 0 1 0 0 0 1
(U.S.) WY WYOMING 0 0 0 0 1 1
(U.S.)   -- Subtotal -- 55 50 36 62 66 269
(Foreign) DEX GERMANY 10 4 6 4 8 32
(Foreign) JPX JAPAN 9 2 1 11 8 31
(Foreign) CAX CANADA 2 5 2 4 1 14
(Foreign) FRX FRANCE 5 2 0 1 6 14
(Foreign) TWX TAIWAN 5 1 1 2 3 12
(Foreign) CHX SWITZERLAND 0 2 2 4 2 10
(Foreign) CNX CHINA, PEOPLE'S REPUBLIC OF 2 2 2 3 0 9
(Foreign) ITX ITALY 3 1 0 1 2 7
(Foreign) GBX UNITED KINGDOM 2 1 1 1 0 5
(Foreign) HKX CHINA,HONG KONG S.A.R. 1 2 1 0 1 5
(Foreign) ESX SPAIN 2 0 0 1 1 4
(Foreign) KRX KOREA, SOUTH 2 2 0 0 0 4
(Foreign) NLX NETHERLANDS 0 0 2 1 1 4
(Foreign) SEX SWEDEN 1 0 0 2 1 4
(Foreign) VGX BRITISH VIRGIN ISLANDS 1 1 0 2 0 4
(Foreign) MXX MEXICO 1 0 0 0 2 3
(Foreign) AUX AUSTRALIA 0 1 0 0 1 2
(Foreign) SAX SAUDI ARABIA 0 1 1 0 0 2
(Foreign) BEX BELGIUM 0 0 1 0 0 1
(Foreign) BYX BELARUS 0 0 0 1 0 1
(Foreign) NOX NORWAY 0 0 1 0 0 1
(Foreign) PTX PORTUGAL 1 0 0 0 0 1
(Foreign) ZAX SOUTH AFRICA 0 0 0 1 0 1
(Foreign)   -- Subtotal -- 47 27 21 39 37 171
(ALL) ALL All Regions, U.S. and Foreign 102 77 57 101 103 440


PTMT Contacts

Questions regarding these reports should be directed to:

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

address of PTMT pages at the USPTO Web Site: http://www.uspto.gov/web/offices/ac/ido/oeip/taf/tafp.html
selected PTMT files available for download at : http://www.uspto.gov/web/offices/ac/ido/oeip/taf/data/


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