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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 2008 - 2012 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 166, Wells (shafts or deep borings in the earth, e.g., for oil and gas)

( 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 by year of patent grant.
(U.S. or Foreign) Code State-Territory or Country 2008 2009 2010 2011 2012 Total
(U.S.) TX TEXAS 350 337 497 422 515 2121
(U.S.) OK OKLAHOMA 99 76 119 79 94 467
(U.S.) LA LOUISIANA 31 35 38 35 54 193
(U.S.) CA CALIFORNIA 9 15 14 15 21 74
(U.S.) CO COLORADO 16 12 16 9 11 64
(U.S.) UT UTAH 7 5 6 5 12 35
(U.S.) MA MASSACHUSETTS 2 2 10 8 9 31
(U.S.) NM NEW MEXICO 3 3 8 8 5 27
(U.S.) WV WEST VIRGINIA 4 0 6 4 8 22
(U.S.) PA PENNSYLVANIA 4 5 3 1 4 17
(U.S.) WA WASHINGTON 4 1 7 2 3 17
(U.S.) AK ALASKA 2 2 6 1 5 16
(U.S.) IL ILLINOIS 2 6 1 1 5 15
(U.S.) KS KANSAS 2 3 5 2 3 15
(U.S.) AZ ARIZONA 1 0 4 2 7 14
(U.S.) NJ NEW JERSEY 3 0 5 2 4 14
(U.S.) CT CONNECTICUT 4 2 3 3 1 13
(U.S.) WI WISCONSIN 2 6 0 4 1 13
(U.S.) GA GEORGIA 2 5 1 3 1 12
(U.S.) WY WYOMING 1 5 5 1 0 12
(U.S.) FL FLORIDA 1 1 1 1 6 10
(U.S.) MI MICHIGAN 1 0 3 5 0 9
(U.S.) AR ARKANSAS 0 1 1 3 1 6
(U.S.) NY NEW YORK 1 1 1 1 2 6
(U.S.) VA VIRGINIA 1 1 0 1 3 6
(U.S.) DE DELAWARE 0 0 3 2 0 5
(U.S.) ID IDAHO 0 1 0 3 0 4
(U.S.) IN INDIANA 0 0 2 0 2 4
(U.S.) MD MARYLAND 0 0 3 1 0 4
(U.S.) MN MINNESOTA 1 0 1 0 2 4
(U.S.) NH NEW HAMPSHIRE 0 0 1 2 1 4
(U.S.) OH OHIO 1 0 0 2 1 4
(U.S.) MO MISSOURI 1 0 1 0 1 3
(U.S.) TN TENNESSEE 0 1 2 0 0 3
(U.S.) AL ALABAMA 0 0 1 0 1 2
(U.S.) IA IOWA 0 1 1 0 0 2
(U.S.) KY KENTUCKY 1 0 0 1 0 2
(U.S.) MS MISSISSIPPI 0 1 1 0 0 2
(U.S.) NC NORTH CAROLINA 0 2 0 0 0 2
(U.S.) NE NEBRASKA 0 1 1 0 0 2
(U.S.) SC SOUTH CAROLINA 0 1 1 0 0 2
(U.S.) HI HAWAII 0 0 0 1 0 1
(U.S.) ME MAINE 1 0 0 0 0 1
(U.S.) MT MONTANA 0 1 0 0 0 1
(U.S.) ND NORTH DAKOTA 1 0 0 0 0 1
(U.S.) NV NEVADA 0 0 1 0 0 1
(U.S.) OR OREGON 0 0 0 1 0 1
(U.S.) RI RHODE ISLAND 1 0 0 0 0 1
(U.S.) SD SOUTH DAKOTA 1 0 0 0 0 1
(U.S.) VT VERMONT 0 0 0 0 1 1
(U.S.)   -- Subtotal -- 560 533 779 631 784 3287
(Foreign) GBX UNITED KINGDOM 50 38 75 72 84 319
(Foreign) CAX CANADA 41 45 75 65 67 293
(Foreign) NOX NORWAY 18 21 25 22 36 122
(Foreign) FRX FRANCE 9 11 23 15 21 79
(Foreign) NLX NETHERLANDS 10 11 12 10 9 52
(Foreign) DEX GERMANY 4 6 10 6 11 37
(Foreign) RUX RUSSIAN FEDERATION 2 6 8 3 6 25
(Foreign) SAX SAUDI ARABIA 6 1 6 2 10 25
(Foreign) BRX BRAZIL 8 3 0 3 3 17
(Foreign) AUX AUSTRALIA 4 1 7 2 1 15
(Foreign) ARX ARGENTINA 3 0 6 2 3 14
(Foreign) ITX ITALY 2 0 4 2 4 12
(Foreign) DKX DENMARK 1 2 1 3 4 11
(Foreign) JPX JAPAN 3 1 2 0 4 10
(Foreign) MYX MALAYSIA 2 3 3 0 2 10
(Foreign) CNX CHINA, PEOPLE'S REPUBLIC OF 0 2 4 2 0 8
(Foreign) INX INDIA 0 1 1 1 3 6
(Foreign) VEX VENEZUELA 1 0 1 2 2 6
(Foreign) ESX SPAIN 0 0 2 3 0 5
(Foreign) IDX INDONESIA 1 0 1 0 3 5
(Foreign) ILX ISRAEL 0 0 2 2 1 5
(Foreign) IMX ISLE OF MAN 2 1 1 1 0 5
(Foreign) OMX OMAN 3 1 0 1 0 5
(Foreign) SGX SINGAPORE 2 1 0 0 2 5
(Foreign) KRX KOREA, SOUTH 1 0 1 1 1 4
(Foreign) TWX TAIWAN 1 0 3 0 0 4
(Foreign) AEX UNITED ARAB EMIRATES 1 1 0 0 1 3
(Foreign) ROX ROMANIA 2 0 0 0 1 3
(Foreign) SEX SWEDEN 0 0 2 1 0 3
(Foreign) THX THAILAND 1 0 1 0 1 3
(Foreign) BNX BRUNEI DARUSSALAM 0 1 0 1 0 2
(Foreign) MXX MEXICO 1 1 0 0 0 2
(Foreign) QAX QATAR 1 0 0 1 0 2
(Foreign) UAX UKRAINE 2 0 0 0 0 2
(Foreign) ZAX SOUTH AFRICA 0 0 2 0 0 2
(Foreign) AOX ANGOLA 0 0 0 0 1 1
(Foreign) AZX AZERBAIJAN 0 0 0 1 0 1
(Foreign) BEX BELGIUM 0 0 1 0 0 1
(Foreign) BHX BAHRAIN 0 0 1 0 0 1
(Foreign) COX COLOMBIA 0 0 0 0 1 1
(Foreign) EGX EGYPT 0 0 0 1 0 1
(Foreign) FIX FINLAND 0 0 1 0 0 1
(Foreign) IEX IRELAND 0 0 1 0 0 1
(Foreign) JEX JERSEY 1 0 0 0 0 1
(Foreign) MCX MONACO 0 0 0 0 1 1
(Foreign) SKX SLOVAKIA 0 0 0 1 0 1
(Foreign) TRX TURKEY 0 0 0 0 1 1
(Foreign) TTX TRINIDAD AND TOBAGO 0 0 0 0 1 1
(Foreign)   -- Subtotal -- 183 158 282 226 285 1134
(ALL) ALL All Regions, U.S. and Foreign 743 691 1061 857 1069 4421


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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

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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