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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 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 2004 2005 2006 2007 2008 Total
(U.S.) CA CALIFORNIA 99 75 68 86 77 405
(U.S.) FL FLORIDA 33 30 40 35 33 171
(U.S.) TX TEXAS 46 21 33 37 27 164
(U.S.) IL ILLINOIS 36 26 31 37 32 162
(U.S.) PA PENNSYLVANIA 24 42 32 29 23 150
(U.S.) MA MASSACHUSETTS 25 21 34 28 29 137
(U.S.) NY NEW YORK 46 23 17 20 23 129
(U.S.) OH OHIO 32 24 16 20 17 109
(U.S.) CO COLORADO 17 19 21 23 23 103
(U.S.) MI MICHIGAN 29 16 15 20 17 97
(U.S.) NC NORTH CAROLINA 20 26 15 16 18 95
(U.S.) CT CONNECTICUT 22 21 16 18 9 86
(U.S.) MN MINNESOTA 10 17 13 17 17 74
(U.S.) NJ NEW JERSEY 15 15 14 15 12 71
(U.S.) WI WISCONSIN 12 10 12 12 19 65
(U.S.) GA GEORGIA 8 13 12 16 14 63
(U.S.) VA VIRGINIA 13 12 14 11 13 63
(U.S.) WA WASHINGTON 14 8 13 12 8 55
(U.S.) NM NEW MEXICO 15 8 11 11 8 53
(U.S.) LA LOUISIANA 7 11 6 10 10 44
(U.S.) IN INDIANA 8 7 7 11 7 40
(U.S.) OR OREGON 8 9 7 7 8 39
(U.S.) AZ ARIZONA 5 7 13 12 1 38
(U.S.) TN TENNESSEE 8 8 4 11 6 37
(U.S.) MD MARYLAND 8 9 6 8 3 34
(U.S.) SC SOUTH CAROLINA 6 8 5 6 7 32
(U.S.) IA IOWA 6 4 9 3 8 30
(U.S.) ID IDAHO 6 2 7 9 5 29
(U.S.) OK OKLAHOMA 3 7 5 6 8 29
(U.S.) NE NEBRASKA 2 5 6 8 7 28
(U.S.) UT UTAH 9 4 5 2 8 28
(U.S.) MO MISSOURI 7 7 4 7 1 26
(U.S.) NH NEW HAMPSHIRE 6 4 4 5 3 22
(U.S.) KY KENTUCKY 2 6 3 3 6 20
(U.S.) AL ALABAMA 4 2 4 2 7 19
(U.S.) KS KANSAS 5 3 2 4 3 17
(U.S.) DE DELAWARE 5 2 4 1 3 15
(U.S.) NV NEVADA 4 1 2 2 6 15
(U.S.) RI RHODE ISLAND 3 5 3 1 1 13
(U.S.) HI HAWAII 4 2 0 2 3 11
(U.S.) DC DISTRICT OF COLUMBIA 4 2 3 0 1 10
(U.S.) WY WYOMING 1 1 3 4 1 10
(U.S.) ME MAINE 0 0 3 3 1 7
(U.S.) WV WEST VIRGINIA 2 2 1 1 1 7
(U.S.) MT MONTANA 1 2 0 1 2 6
(U.S.) ND NORTH DAKOTA 0 2 0 2 1 5
(U.S.) AK ALASKA 1 1 1 0 1 4
(U.S.) MS MISSISSIPPI 0 1 1 2 0 4
(U.S.) SD SOUTH DAKOTA 0 0 1 0 2 3
(U.S.) AR ARKANSAS 1 0 0 0 1 2
(U.S.) PR PUERTO RICO 0 0 0 2 0 2
(U.S.) VT VERMONT 0 0 0 1 0 1
(U.S.)   -- Subtotal -- 642 551 546 599 541 2879
(Foreign) JPX JAPAN 74 76 82 98 78 408
(Foreign) DEX GERMANY 62 71 50 60 61 304
(Foreign) CAX CANADA 32 38 36 29 44 179
(Foreign) FRX FRANCE 24 23 21 36 32 136
(Foreign) TWX TAIWAN 13 15 18 22 27 95
(Foreign) GBX UNITED KINGDOM 27 16 18 17 15 93
(Foreign) AUX AUSTRALIA 17 16 12 13 15 73
(Foreign) SEX SWEDEN 11 12 14 12 18 67
(Foreign) KRX KOREA, SOUTH 13 6 13 10 14 56
(Foreign) ITX ITALY 14 7 8 11 13 53
(Foreign) NLX NETHERLANDS 14 9 5 3 12 43
(Foreign) FIX FINLAND 10 6 13 6 6 41
(Foreign) NOX NORWAY 3 8 2 8 4 25
(Foreign) ILX ISRAEL 4 2 4 7 5 22
(Foreign) BEX BELGIUM 6 3 4 3 4 20
(Foreign) ATX AUSTRIA 3 1 3 6 6 19
(Foreign) CHX SWITZERLAND 3 4 4 2 2 15
(Foreign) DKX DENMARK 1 3 2 3 6 15
(Foreign) ESX SPAIN 3 4 1 3 3 14
(Foreign) INX INDIA 2 4 1 5 1 13
(Foreign) ZAX SOUTH AFRICA 1 2 5 4 1 13
(Foreign) CNX CHINA, PEOPLE'S REPUBLIC OF 0 2 2 4 3 11
(Foreign) BRX BRAZIL 4 1 1 1 1 8
(Foreign) SGX SINGAPORE 2 2 1 1 2 8
(Foreign) RUX RUSSIAN FEDERATION 1 0 2 1 2 6
(Foreign) NZX NEW ZEALAND 0 1 0 2 2 5
(Foreign) HKX CHINA,HONG KONG S.A.R. 1 1 0 0 1 3
(Foreign) HUX HUNGARY 1 0 0 1 1 3
(Foreign) IEX IRELAND 1 2 0 0 0 3
(Foreign) CLX CHILE 0 0 0 0 2 2
(Foreign) COX COLOMBIA 0 0 0 0 2 2
(Foreign) CZX CZECH REPUBLIC 0 0 1 1 0 2
(Foreign) EGX EGYPT 1 0 1 0 0 2
(Foreign) KWX KUWAIT 0 1 0 1 0 2
(Foreign) SIX SLOVENIA 2 0 0 0 0 2
(Foreign) AEX UNITED ARAB EMIRATES 0 0 1 0 0 1
(Foreign) CRX COSTA RICA 0 1 0 0 0 1
(Foreign) GRX GREECE 0 0 0 0 1 1
(Foreign) HNX HONDURAS 0 0 0 1 0 1
(Foreign) HRX CROATIA 0 0 1 0 0 1
(Foreign) IDX INDONESIA 0 1 0 0 0 1
(Foreign) LIX LIECHTENSTEIN 1 0 0 0 0 1
(Foreign) LUX LUXEMBOURG 0 1 0 0 0 1
(Foreign) MYX MALAYSIA 0 0 0 1 0 1
(Foreign) PKX PAKISTAN 0 1 0 0 0 1
(Foreign) PTX PORTUGAL 0 1 0 0 0 1
(Foreign) SAX SAUDI ARABIA 0 1 0 0 0 1
(Foreign) SKX SLOVAKIA 1 0 0 0 0 1
(Foreign) THX THAILAND 1 0 0 0 0 1
(Foreign) TNX TUNISIA 0 0 1 0 0 1
(Foreign) TTX TRINIDAD AND TOBAGO 0 0 0 0 1 1
(Foreign) VEX VENEZUELA 0 0 0 0 1 1
(Foreign)   -- Subtotal -- 353 342 327 372 386 1780
(ALL) ALL All Regions, U.S. and Foreign 995 893 873 971 927 4659


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

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