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U.S. PATENT AND TRADEMARK OFFICE
Office of Electronic Information Products
Patent Technology Monitoring Division (PTMD)

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

Count of 2000 - 2004 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 2000 2001 2002 2003 2004 Total
(U.S.) CA CALIFORNIA 118 115 110 80 101 524
(U.S.) TX TEXAS 53 52 41 46 46 238
(U.S.) IL ILLINOIS 66 46 41 32 36 221
(U.S.) NY NEW YORK 45 41 42 39 46 213
(U.S.) MA MASSACHUSETTS 46 40 26 28 25 165
(U.S.) FL FLORIDA 43 35 18 35 33 164
(U.S.) OH OHIO 27 26 24 17 32 126
(U.S.) PA PENNSYLVANIA 39 25 19 18 25 126
(U.S.) MI MICHIGAN 16 26 24 21 29 116
(U.S.) NC NORTH CAROLINA 15 33 21 18 20 107
(U.S.) MN MINNESOTA 19 21 21 26 10 97
(U.S.) NJ NEW JERSEY 13 21 15 25 15 89
(U.S.) CT CONNECTICUT 16 10 20 12 22 80
(U.S.) GA GEORGIA 12 30 18 9 8 77
(U.S.) CO COLORADO 14 12 10 15 17 68
(U.S.) LA LOUISIANA 18 25 10 8 7 68
(U.S.) WI WISCONSIN 13 15 14 14 12 68
(U.S.) VA VIRGINIA 14 16 12 9 13 64
(U.S.) WA WASHINGTON 11 13 13 10 14 61
(U.S.) TN TENNESSEE 7 18 5 14 8 52
(U.S.) IN INDIANA 9 5 8 11 8 41
(U.S.) MO MISSOURI 11 8 6 6 7 38
(U.S.) AZ ARIZONA 11 6 8 7 5 37
(U.S.) UT UTAH 7 6 7 7 9 36
(U.S.) OR OREGON 3 5 8 10 8 34
(U.S.) MD MARYLAND 2 8 5 9 8 32
(U.S.) ID IDAHO 4 6 6 7 6 29
(U.S.) KY KENTUCKY 6 4 8 9 2 29
(U.S.) OK OKLAHOMA 8 4 6 8 3 29
(U.S.) SC SOUTH CAROLINA 8 8 5 2 6 29
(U.S.) IA IOWA 5 3 9 4 6 27
(U.S.) NM NEW MEXICO 2 3 2 5 15 27
(U.S.) NE NEBRASKA 7 7 3 5 2 24
(U.S.) NV NEVADA 6 5 2 6 4 23
(U.S.) NH NEW HAMPSHIRE 6 3 4 3 6 22
(U.S.) DE DELAWARE 0 6 3 7 5 21
(U.S.) KS KANSAS 4 3 3 4 5 19
(U.S.) AL ALABAMA 2 0 5 3 4 14
(U.S.) RI RHODE ISLAND 3 6 0 1 3 13
(U.S.) HI HAWAII 1 3 2 0 4 10
(U.S.) MT MONTANA 1 5 1 1 1 9
(U.S.) WV WEST VIRGINIA 4 3 0 0 2 9
(U.S.) ME MAINE 2 5 0 1 0 8
(U.S.) DC DISTRICT OF COLUMBIA 1 0 1 1 4 7
(U.S.) AK ALASKA 0 1 1 1 1 4
(U.S.) MS MISSISSIPPI 0 1 1 1 0 3
(U.S.) ND NORTH DAKOTA 1 0 2 0 0 3
(U.S.) PR PUERTO RICO 1 0 1 0 0 2
(U.S.) WY WYOMING 0 1 0 0 1 2
(U.S.) AR ARKANSAS 0 0 0 0 1 1
(U.S.) VT VERMONT 1 0 0 0 0 1
(U.S.)   -- Subtotal -- 721 735 611 595 645 3307
(Foreign) JPX JAPAN 95 131 112 99 74 511
(Foreign) DEX GERMANY 81 69 84 82 62 378
(Foreign) CAX CANADA 64 57 40 42 33 236
(Foreign) FRX FRANCE 46 47 36 31 24 184
(Foreign) GBX UNITED KINGDOM 19 28 21 16 27 111
(Foreign) SEX SWEDEN 21 20 17 18 11 87
(Foreign) AUX AUSTRALIA 16 13 14 16 17 76
(Foreign) NLX NETHERLANDS 11 16 14 15 15 71
(Foreign) TWX TAIWAN 10 12 15 7 13 57
(Foreign) FIX FINLAND 8 15 4 15 10 52
(Foreign) KRX SOUTH KOREA 6 14 12 7 13 52
(Foreign) ITX ITALY 11 3 12 10 14 50
(Foreign) CHX SWITZERLAND 10 9 8 3 3 33
(Foreign) ILX ISRAEL 5 7 8 6 4 30
(Foreign) ATX AUSTRIA 4 7 8 6 3 28
(Foreign) ZAX SOUTH AFRICA 7 9 5 4 1 26
(Foreign) BEX BELGIUM 4 4 6 3 6 23
(Foreign) DKX DENMARK 8 8 2 4 1 23
(Foreign) NOX NORWAY 4 5 5 6 3 23
(Foreign) ESX SPAIN 2 4 3 1 3 13
(Foreign) RUX RUSSIAN FEDERATION 2 2 3 3 1 11
(Foreign) INX INDIA 1 0 1 5 2 9
(Foreign) MXX MEXICO 1 3 2 2 0 8
(Foreign) BRX BRAZIL 0 0 1 1 4 6
(Foreign) SGX SINGAPORE 1 1 0 0 2 4
(Foreign) UAX UKRAINE 1 1 2 0 0 4
(Foreign) CNX CHINA P.REP. 1 1 1 0 0 3
(Foreign) HKX CHINA,HONG KONG S.A.R. 1 0 1 0 1 3
(Foreign) HUX HUNGARY 0 0 2 0 1 3
(Foreign) IEX IRELAND 1 0 0 1 1 3
(Foreign) LIX LIECHTENSTEIN 0 0 1 1 1 3
(Foreign) SIX SLOVENIA 1 0 0 0 2 3
(Foreign) KWX KUWAIT 1 0 1 0 0 2
(Foreign) PLX POLAND 0 2 0 0 0 2
(Foreign) VEX VENEZUELA 1 1 0 0 0 2
(Foreign) ARX ARGENTINA 0 0 0 1 0 1
(Foreign) BGX BULGARIA 0 1 0 0 0 1
(Foreign) CSX CZECHOSLOVAKIA 1 0 0 0 0 1
(Foreign) CZX CZECH REPUBLIC 0 0 1 0 0 1
(Foreign) EGX EGYPT 0 0 0 0 1 1
(Foreign) GRX GREECE 0 1 0 0 0 1
(Foreign) MCX MONACO 0 1 0 0 0 1
(Foreign) MYX MALAYSIA 0 0 0 1 0 1
(Foreign) NZX NEW ZEALAND 1 0 0 0 0 1
(Foreign) SKX SLOVAKIA 0 0 0 0 1 1
(Foreign) THX THAILAND 0 0 0 0 1 1
(Foreign) TRX TURKEY 0 1 0 0 0 1
(Foreign)   -- Subtotal -- 446 493 442 406 355 2142
(ALL) ALL All Regions, U.S. and Foreign 1167 1228 1053 1001 1000 5449


PTMD Contacts

Questions regarding these reports should be directed to:

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

tel: (571) 272-5600
fax: (571) 273-0110
email: oeip@uspto.gov

address of PTMD pages at the USPTO Web Site: http://www.uspto.gov/web/offices/ac/ido/oeip/taf/tafp.html
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