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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 210, Liquid Purification or Separation

( 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.) CA CALIFORNIA 86 77 77 74 81 395
(U.S.) FL FLORIDA 35 33 33 36 57 194
(U.S.) MA MASSACHUSETTS 28 29 36 46 35 174
(U.S.) TX TEXAS 37 27 31 33 39 167
(U.S.) IL ILLINOIS 37 32 22 28 34 153
(U.S.) MN MINNESOTA 17 17 31 32 39 136
(U.S.) PA PENNSYLVANIA 29 23 25 29 24 130
(U.S.) NY NEW YORK 20 23 19 24 22 108
(U.S.) CO COLORADO 23 23 14 20 17 97
(U.S.) OH OHIO 20 17 16 23 20 96
(U.S.) MI MICHIGAN 19 17 11 19 21 87
(U.S.) NC NORTH CAROLINA 16 18 18 20 11 83
(U.S.) WI WISCONSIN 12 19 21 16 12 80
(U.S.) NJ NEW JERSEY 15 12 16 16 14 73
(U.S.) TN TENNESSEE 11 6 13 20 22 72
(U.S.) VA VIRGINIA 11 13 11 18 9 62
(U.S.) CT CONNECTICUT 18 9 10 13 8 58
(U.S.) GA GEORGIA 16 14 5 7 14 56
(U.S.) IN INDIANA 11 7 4 16 14 52
(U.S.) WA WASHINGTON 12 8 7 14 10 51
(U.S.) LA LOUISIANA 11 10 4 10 9 44
(U.S.) ID IDAHO 9 5 7 8 6 35
(U.S.) AZ ARIZONA 12 1 10 6 5 34
(U.S.) OK OKLAHOMA 6 8 4 6 6 30
(U.S.) OR OREGON 7 8 4 5 5 29
(U.S.) UT UTAH 2 8 7 7 5 29
(U.S.) MD MARYLAND 8 3 7 5 5 28
(U.S.) NM NEW MEXICO 11 8 3 3 3 28
(U.S.) KY KENTUCKY 3 6 2 8 6 25
(U.S.) NE NEBRASKA 8 7 1 0 7 23
(U.S.) IA IOWA 3 8 4 5 2 22
(U.S.) KS KANSAS 4 3 4 5 5 21
(U.S.) MO MISSOURI 7 1 6 3 4 21
(U.S.) SC SOUTH CAROLINA 6 7 1 4 3 21
(U.S.) AL ALABAMA 2 6 3 4 3 18
(U.S.) NH NEW HAMPSHIRE 5 3 2 6 2 18
(U.S.) NV NEVADA 2 6 3 2 3 16
(U.S.) DE DELAWARE 1 3 3 3 5 15
(U.S.) WY WYOMING 4 1 4 2 1 12
(U.S.) ME MAINE 3 1 4 2 1 11
(U.S.) HI HAWAII 2 3 1 4 0 10
(U.S.) ND NORTH DAKOTA 2 1 1 2 1 7
(U.S.) RI RHODE ISLAND 1 1 1 2 2 7
(U.S.) AR ARKANSAS 0 1 0 2 3 6
(U.S.) MS MISSISSIPPI 2 0 0 1 2 5
(U.S.) MT MONTANA 1 2 0 0 2 5
(U.S.) WV WEST VIRGINIA 1 1 2 0 1 5
(U.S.) PR PUERTO RICO 2 0 0 1 1 4
(U.S.) AK ALASKA 0 1 1 1 0 3
(U.S.) SD SOUTH DAKOTA 0 2 0 1 0 3
(U.S.) VT VERMONT 1 0 1 1 0 3
(U.S.) DC DISTRICT OF COLUMBIA 0 1 0 1 0 2
(U.S.)   -- Subtotal -- 599 540 510 614 601 2864
(Foreign) JPX JAPAN 97 78 75 90 107 447
(Foreign) DEX GERMANY 60 61 48 58 70 297
(Foreign) CAX CANADA 30 43 36 30 32 171
(Foreign) FRX FRANCE 36 32 19 28 38 153
(Foreign) TWX TAIWAN 22 27 18 11 20 98
(Foreign) GBX UNITED KINGDOM 17 15 17 24 20 93
(Foreign) KRX KOREA, SOUTH 10 14 16 20 16 76
(Foreign) SEX SWEDEN 12 18 11 14 12 67
(Foreign) AUX AUSTRALIA 13 15 10 14 14 66
(Foreign) ITX ITALY 11 13 8 16 16 64
(Foreign) NLX NETHERLANDS 3 12 10 11 11 47
(Foreign) ILX ISRAEL 7 5 7 11 8 38
(Foreign) NOX NORWAY 7 4 7 7 7 32
(Foreign) CNX CHINA, PEOPLE'S REPUBLIC OF 4 3 7 7 7 28
(Foreign) FIX FINLAND 6 6 3 7 6 28
(Foreign) ATX AUSTRIA 6 6 3 6 5 26
(Foreign) DKX DENMARK 3 6 5 7 4 25
(Foreign) BEX BELGIUM 3 4 4 4 8 23
(Foreign) CHX SWITZERLAND 2 2 5 4 6 19
(Foreign) INX INDIA 5 1 5 3 3 17
(Foreign) ESX SPAIN 3 3 3 4 2 15
(Foreign) ZAX SOUTH AFRICA 4 1 2 2 2 11
(Foreign) CLX CHILE 0 2 2 1 3 8
(Foreign) HKX CHINA, HONG KONG S.A.R. 0 1 1 3 3 8
(Foreign) RUX RUSSIAN FEDERATION 1 2 2 1 2 8
(Foreign) BRX BRAZIL 1 1 1 1 3 7
(Foreign) SGX SINGAPORE 1 2 2 0 2 7
(Foreign) NZX NEW ZEALAND 2 2 0 1 0 5
(Foreign) HUX HUNGARY 1 1 0 0 1 3
(Foreign) PTX PORTUGAL 0 0 0 1 2 3
(Foreign) SAX SAUDI ARABIA 0 0 0 0 3 3
(Foreign) AEX UNITED ARAB EMIRATES 0 0 2 0 0 2
(Foreign) COX COLOMBIA 0 2 0 0 0 2
(Foreign) CRX COSTA RICA 0 0 2 0 0 2
(Foreign) CZX CZECH REPUBLIC 1 0 0 1 0 2
(Foreign) GRX GREECE 0 1 0 1 0 2
(Foreign) IEX IRELAND 0 0 0 0 2 2
(Foreign) LBX LEBANON 0 0 1 0 1 2
(Foreign) MYX MALAYSIA 1 0 0 1 0 2
(Foreign) HNX HONDURAS 1 0 0 0 0 1
(Foreign) HRX CROATIA 0 0 0 1 0 1
(Foreign) IDX INDONESIA 0 0 0 0 1 1
(Foreign) ISX ICELAND 0 0 1 0 0 1
(Foreign) KWX KUWAIT 1 0 0 0 0 1
(Foreign) LIX LIECHTENSTEIN 0 0 0 1 0 1
(Foreign) LUX LUXEMBOURG 0 0 0 0 1 1
(Foreign) MXX MEXICO 0 0 0 1 0 1
(Foreign) THX THAILAND 0 0 0 0 1 1
(Foreign) TRX TURKEY 0 0 0 0 1 1
(Foreign) TTX TRINIDAD AND TOBAGO 0 1 0 0 0 1
(Foreign) VEX VENEZUELA 0 1 0 0 0 1
(Foreign) ZWX ZIMBABWE 0 0 1 0 0 1
(Foreign)   -- Subtotal -- 371 385 334 392 440 1922
(ALL) ALL All Regions, U.S. and Foreign 970 925 844 1006 1041 4786


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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
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