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U.S. PATENT AND TRADEMARK OFFICE
Electronic Information Products Division
Patent Technology Monitoring Branch (PTMB)

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

Count of 2001 - 2005 Utility Patent Grants,
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 the 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 2001 2002 2003 2004 2005 Total
(U.S.) CA CALIFORNIA 115 110 80 101 77 483
(U.S.) TX TEXAS 52 41 46 46 21 206
(U.S.) NY NEW YORK 41 42 39 46 23 191
(U.S.) IL ILLINOIS 46 41 32 36 26 181
(U.S.) FL FLORIDA 35 18 35 33 30 151
(U.S.) MA MASSACHUSETTS 40 26 28 25 21 140
(U.S.) PA PENNSYLVANIA 25 19 18 25 42 129
(U.S.) OH OHIO 26 24 17 32 24 123
(U.S.) NC NORTH CAROLINA 33 21 18 20 26 118
(U.S.) MI MICHIGAN 26 24 21 29 16 116
(U.S.) MN MINNESOTA 21 21 26 10 17 95
(U.S.) NJ NEW JERSEY 21 15 25 15 15 91
(U.S.) CT CONNECTICUT 10 20 12 22 21 85
(U.S.) GA GEORGIA 30 18 9 8 13 78
(U.S.) CO COLORADO 12 10 15 17 19 73
(U.S.) WI WISCONSIN 15 14 14 12 10 65
(U.S.) VA VIRGINIA 16 12 9 13 12 62
(U.S.) LA LOUISIANA 25 10 8 7 11 61
(U.S.) WA WASHINGTON 13 13 10 14 8 58
(U.S.) TN TENNESSEE 18 5 14 8 8 53
(U.S.) OR OREGON 5 8 10 8 9 40
(U.S.) IN INDIANA 5 8 11 8 7 39
(U.S.) MD MARYLAND 8 5 9 8 9 39
(U.S.) MO MISSOURI 8 6 6 7 7 34
(U.S.) AZ ARIZONA 6 8 7 5 7 33
(U.S.) NM NEW MEXICO 3 2 5 15 8 33
(U.S.) UT UTAH 6 7 7 9 4 33
(U.S.) KY KENTUCKY 4 8 9 2 6 29
(U.S.) SC SOUTH CAROLINA 8 5 2 6 8 29
(U.S.) OK OKLAHOMA 4 6 8 3 7 28
(U.S.) ID IDAHO 6 6 7 6 2 27
(U.S.) IA IOWA 3 9 4 6 4 26
(U.S.) DE DELAWARE 6 3 7 5 2 23
(U.S.) NE NEBRASKA 7 3 5 2 5 22
(U.S.) NH NEW HAMPSHIRE 3 4 3 6 4 20
(U.S.) KS KANSAS 3 3 4 5 3 18
(U.S.) NV NEVADA 5 2 6 4 1 18
(U.S.) RI RHODE ISLAND 6 0 1 3 5 15
(U.S.) AL ALABAMA 0 5 3 4 2 14
(U.S.) HI HAWAII 3 2 0 4 2 11
(U.S.) MT MONTANA 5 1 1 1 2 10
(U.S.) DC DISTRICT OF COLUMBIA 0 1 1 4 2 8
(U.S.) WV WEST VIRGINIA 3 0 0 2 2 7
(U.S.) ME MAINE 5 0 1 0 0 6
(U.S.) AK ALASKA 1 1 1 1 1 5
(U.S.) MS MISSISSIPPI 1 1 1 0 1 4
(U.S.) ND NORTH DAKOTA 0 2 0 0 2 4
(U.S.) WY WYOMING 1 0 0 1 1 3
(U.S.) AR ARKANSAS 0 0 0 1 0 1
(U.S.) PR PUERTO RICO 0 1 0 0 0 1
(U.S.)   -- Subtotal -- 735 611 595 645 553 3139
(Foreign) JPX JAPAN 131 112 99 74 76 492
(Foreign) DEX GERMANY 69 84 82 62 71 368
(Foreign) CAX CANADA 57 40 42 33 38 210
(Foreign) FRX FRANCE 47 36 31 24 23 161
(Foreign) GBX UNITED KINGDOM 28 21 16 27 16 108
(Foreign) SEX SWEDEN 20 17 18 11 12 78
(Foreign) AUX AUSTRALIA 13 14 16 17 16 76
(Foreign) NLX NETHERLANDS 16 14 15 15 9 69
(Foreign) TWX TAIWAN 12 15 7 13 15 62
(Foreign) KRX SOUTH KOREA 14 12 7 13 6 52
(Foreign) FIX FINLAND 15 4 15 10 6 50
(Foreign) ITX ITALY 3 12 10 14 7 46
(Foreign) CHX SWITZERLAND 9 8 3 3 4 27
(Foreign) ILX ISRAEL 7 8 6 4 2 27
(Foreign) NOX NORWAY 5 5 6 3 8 27
(Foreign) ATX AUSTRIA 7 8 6 3 1 25
(Foreign) BEX BELGIUM 4 6 3 6 3 22
(Foreign) ZAX SOUTH AFRICA 9 5 4 1 2 21
(Foreign) DKX DENMARK 8 2 4 1 3 18
(Foreign) ESX SPAIN 4 3 1 3 4 15
(Foreign) INX INDIA 0 1 5 2 4 12
(Foreign) RUX RUSSIAN FEDERATION 2 3 3 1 0 9
(Foreign) BRX BRAZIL 0 1 1 4 1 7
(Foreign) MXX MEXICO 3 2 2 0 0 7
(Foreign) SGX SINGAPORE 1 0 0 2 2 5
(Foreign) CNX CHINA P.REP. 1 1 0 0 2 4
(Foreign) IEX IRELAND 0 0 1 1 2 4
(Foreign) HKX CHINA,HONG KONG S.A.R. 0 1 0 1 1 3
(Foreign) HUX HUNGARY 0 2 0 1 0 3
(Foreign) LIX LIECHTENSTEIN 0 1 1 1 0 3
(Foreign) UAX UKRAINE 1 2 0 0 0 3
(Foreign) KWX KUWAIT 0 1 0 0 1 2
(Foreign) PLX POLAND 2 0 0 0 0 2
(Foreign) SIX SLOVENIA 0 0 0 2 0 2
(Foreign) ARX ARGENTINA 0 0 1 0 0 1
(Foreign) BGX BULGARIA 1 0 0 0 0 1
(Foreign) CRX COSTA RICA 0 0 0 0 1 1
(Foreign) CZX CZECH REPUBLIC 0 1 0 0 0 1
(Foreign) EGX EGYPT 0 0 0 1 0 1
(Foreign) GRX GREECE 1 0 0 0 0 1
(Foreign) IDX INDONESIA 0 0 0 0 1 1
(Foreign) LUX LUXEMBOURG 0 0 0 0 1 1
(Foreign) MCX MONACO 1 0 0 0 0 1
(Foreign) MYX MALAYSIA 0 0 1 0 0 1
(Foreign) NZX NEW ZEALAND 0 0 0 0 1 1
(Foreign) PKX PAKISTAN 0 0 0 0 1 1
(Foreign) PTX PORTUGAL 0 0 0 0 1 1
(Foreign) SAX SAUDI ARABIA 0 0 0 0 1 1
(Foreign) SKX SLOVAKIA 0 0 0 1 0 1
(Foreign) THX THAILAND 0 0 0 1 0 1
(Foreign) TRX TURKEY 1 0 0 0 0 1
(Foreign) VEX VENEZUELA 1 0 0 0 0 1
(Foreign)   -- Subtotal -- 493 442 406 355 342 2038
(ALL) ALL All Regions, U.S. and Foreign 1228 1053 1001 1000 895 5177


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U.S. Patent and Trademark Office
Electronic Information Products Division - PTMB
MDW 4C18; P.O Box 1450
Alexandria VA 22313-1450

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email: oeip@uspto.gov

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