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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 2007 - 2011 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 123, Internal-Combustion Engines

( 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 2007 2008 2009 2010 2011 Total
(U.S.) MI MICHIGAN 233 214 173 211 199 1030
(U.S.) IL ILLINOIS 68 54 34 32 31 219
(U.S.) CA CALIFORNIA 28 29 29 40 36 162
(U.S.) WI WISCONSIN 30 32 18 18 11 109
(U.S.) IN INDIANA 23 14 25 14 15 91
(U.S.) NY NEW YORK 29 21 14 15 9 88
(U.S.) TX TEXAS 18 11 13 13 9 64
(U.S.) FL FLORIDA 13 9 14 14 13 63
(U.S.) MA MASSACHUSETTS 13 16 6 14 7 56
(U.S.) OH OHIO 8 9 11 14 8 50
(U.S.) CO COLORADO 8 11 7 12 9 47
(U.S.) PA PENNSYLVANIA 7 13 10 8 2 40
(U.S.) CT CONNECTICUT 8 6 9 8 7 38
(U.S.) NC NORTH CAROLINA 5 7 5 8 10 35
(U.S.) WA WASHINGTON 6 7 2 6 11 32
(U.S.) OR OREGON 7 12 5 3 2 29
(U.S.) MN MINNESOTA 4 5 3 4 8 24
(U.S.) IA IOWA 4 2 10 3 4 23
(U.S.) VA VIRGINIA 5 4 3 7 4 23
(U.S.) SC SOUTH CAROLINA 3 5 7 3 3 21
(U.S.) TN TENNESSEE 2 10 3 3 3 21
(U.S.) GA GEORGIA 7 5 2 4 1 19
(U.S.) NJ NEW JERSEY 3 6 3 3 3 18
(U.S.) OK OKLAHOMA 2 2 4 3 6 17
(U.S.) AL ALABAMA 1 5 1 5 3 15
(U.S.) MO MISSOURI 0 4 3 4 3 14
(U.S.) AZ ARIZONA 3 3 3 2 1 12
(U.S.) KS KANSAS 3 3 1 2 2 11
(U.S.) UT UTAH 3 3 1 2 2 11
(U.S.) KY KENTUCKY 5 0 4 1 0 10
(U.S.) LA LOUISIANA 0 5 0 4 0 9
(U.S.) NV NEVADA 1 2 1 3 2 9
(U.S.) MD MARYLAND 1 2 1 1 2 7
(U.S.) ID IDAHO 2 0 3 1 0 6
(U.S.) MT MONTANA 0 1 1 0 3 5
(U.S.) AR ARKANSAS 2 2 0 0 0 4
(U.S.) AK ALASKA 0 1 2 0 0 3
(U.S.) NM NEW MEXICO 1 0 0 0 2 3
(U.S.) VT VERMONT 1 0 0 0 2 3
(U.S.) WY WYOMING 1 1 1 0 0 3
(U.S.) ME MAINE 0 1 0 1 0 2
(U.S.) WV WEST VIRGINIA 0 0 0 1 1 2
(U.S.) MS MISSISSIPPI 1 0 0 0 0 1
(U.S.) NE NEBRASKA 0 1 0 0 0 1
(U.S.) RI RHODE ISLAND 1 0 0 0 0 1
(U.S.) US U.S. UNSPECIFIED REGION 0 1 0 0 0 1
(U.S.)   -- Subtotal -- 560 539 432 487 434 2452
(Foreign) JPX JAPAN 614 545 393 402 343 2297
(Foreign) DEX GERMANY 232 224 159 177 160 952
(Foreign) GBX UNITED KINGDOM 29 31 19 40 17 136
(Foreign) KRX KOREA, SOUTH 16 21 14 25 50 126
(Foreign) FRX FRANCE 31 18 20 32 23 124
(Foreign) CAX CANADA 35 19 21 14 22 111
(Foreign) ITX ITALY 26 18 14 21 25 104
(Foreign) SEX SWEDEN 19 17 18 17 14 85
(Foreign) ATX AUSTRIA 17 19 11 16 5 68
(Foreign) TWX TAIWAN 11 10 7 5 5 38
(Foreign) AUX AUSTRALIA 6 4 5 4 0 19
(Foreign) CHX SWITZERLAND 6 1 2 3 2 14
(Foreign) FIX FINLAND 5 2 2 3 2 14
(Foreign) CNX CHINA, PEOPLE'S REPUBLIC OF 1 5 2 1 4 13
(Foreign) INX INDIA 3 2 1 3 3 12
(Foreign) BEX BELGIUM 0 4 2 0 2 8
(Foreign) ESX SPAIN 2 2 0 2 2 8
(Foreign) ILX ISRAEL 1 3 1 3 0 8
(Foreign) NZX NEW ZEALAND 4 1 0 2 1 8
(Foreign) TRX TURKEY 1 2 1 2 0 6
(Foreign) BGX BULGARIA 1 1 0 3 0 5
(Foreign) GRX GREECE 0 1 0 2 2 5
(Foreign) LUX LUXEMBOURG 0 1 1 1 2 5
(Foreign) RUX RUSSIAN FEDERATION 1 3 0 0 1 5
(Foreign) BRX BRAZIL 0 1 1 0 2 4
(Foreign) DKX DENMARK 1 1 0 2 0 4
(Foreign) NLX NETHERLANDS 0 0 1 3 0 4
(Foreign) RSX SERBIA 2 2 0 0 0 4
(Foreign) ARX ARGENTINA 1 1 0 0 1 3
(Foreign) HUX HUNGARY 1 0 1 1 0 3
(Foreign) NOX NORWAY 0 0 1 1 1 3
(Foreign) SGX SINGAPORE 0 0 0 2 1 3
(Foreign) BSX THE BAHAMAS 0 0 0 0 2 2
(Foreign) HRX CROATIA 0 0 1 0 1 2
(Foreign) MXX MEXICO 1 0 0 1 0 2
(Foreign) MYX MALAYSIA 1 0 1 0 0 2
(Foreign) UAX UKRAINE 1 0 1 0 0 2
(Foreign) COX COLOMBIA 0 0 1 0 0 1
(Foreign) GTX GUATEMALA 0 1 0 0 0 1
(Foreign) HKX CHINA, HONG KONG S.A.R. 0 1 0 0 0 1
(Foreign) KWX KUWAIT 0 0 1 0 0 1
(Foreign) LIX LIECHTENSTEIN 0 1 0 0 0 1
(Foreign) PHX PHILIPPINES 0 0 0 0 1 1
(Foreign) PLX POLAND 0 1 0 0 0 1
(Foreign) SIX SLOVENIA 0 1 0 0 0 1
(Foreign) TTX TRINIDAD AND TOBAGO 0 0 1 0 0 1
(Foreign) ZAX SOUTH AFRICA 0 0 0 0 1 1
(Foreign)   -- Subtotal -- 1069 964 703 788 695 4219
(ALL) ALL All Regions, U.S. and Foreign 1629 1503 1135 1275 1129 6671


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 materials available for download at : http://www.uspto.gov/web/offices/ac/ido/oeip/taf/data/


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