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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 1998 - 2002 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 062, Refrigeration

( 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 1998 1999 2000 2001 2002 Total
(U.S.) NY NEW YORK 49 55 67 85 90 346
(U.S.) CA CALIFORNIA 40 54 44 53 65 256
(U.S.) TX TEXAS 27 40 43 51 41 202
(U.S.) PA PENNSYLVANIA 22 38 23 28 27 138
(U.S.) MI MICHIGAN 25 23 21 29 36 134
(U.S.) IL ILLINOIS 20 27 17 27 32 123
(U.S.) FL FLORIDA 18 17 18 27 25 105
(U.S.) WI WISCONSIN 17 15 17 31 16 96
(U.S.) OH OHIO 18 12 19 18 26 93
(U.S.) NJ NEW JERSEY 20 21 17 20 12 90
(U.S.) MA MASSACHUSETTS 19 18 8 15 17 77
(U.S.) MN MINNESOTA 14 12 14 14 19 73
(U.S.) GA GEORGIA 7 11 14 17 19 68
(U.S.) IN INDIANA 18 9 8 12 18 65
(U.S.) NC NORTH CAROLINA 2 8 10 20 21 61
(U.S.) AZ ARIZONA 5 5 16 6 15 47
(U.S.) TN TENNESSEE 11 10 7 9 10 47
(U.S.) CT CONNECTICUT 10 10 9 5 12 46
(U.S.) AR ARKANSAS 5 9 15 5 10 44
(U.S.) MO MISSOURI 9 7 6 10 6 38
(U.S.) VA VIRGINIA 4 9 6 7 9 35
(U.S.) CO COLORADO 4 6 1 10 6 27
(U.S.) WA WASHINGTON 7 3 5 4 7 26
(U.S.) MD MARYLAND 5 3 5 7 5 25
(U.S.) IA IOWA 5 4 1 7 4 21
(U.S.) KY KENTUCKY 3 4 4 7 2 20
(U.S.) LA LOUISIANA 2 5 5 5 3 20
(U.S.) NM NEW MEXICO 1 3 3 5 7 19
(U.S.) SC SOUTH CAROLINA 3 1 5 3 6 18
(U.S.) AL ALABAMA 3 3 3 4 2 15
(U.S.) KS KANSAS 1 3 2 3 5 14
(U.S.) NV NEVADA 4 0 0 4 3 11
(U.S.) OK OKLAHOMA 1 2 3 3 1 10
(U.S.) OR OREGON 6 1 1 0 1 9
(U.S.) MS MISSISSIPPI 1 0 4 1 2 8
(U.S.) NH NEW HAMPSHIRE 1 1 2 2 2 8
(U.S.) ID IDAHO 1 1 2 0 2 6
(U.S.) RI RHODE ISLAND 1 0 1 2 2 6
(U.S.) UT UTAH 3 1 1 0 1 6
(U.S.) VT VERMONT 0 0 1 3 2 6
(U.S.) NE NEBRASKA 0 0 1 0 4 5
(U.S.) AK ALASKA 0 0 2 1 1 4
(U.S.) DE DELAWARE 3 0 0 1 0 4
(U.S.) DC DISTRICT OF COLUMBIA 0 1 1 0 0 2
(U.S.) ME MAINE 0 0 1 1 0 2
(U.S.) HI HAWAII 1 0 0 0 0 1
(U.S.) ND NORTH DAKOTA 1 0 0 0 0 1
(U.S.) PR PUERTO RICO 0 0 1 0 0 1
(U.S.) SD SOUTH DAKOTA 0 0 0 0 1 1
(U.S.) WV WEST VIRGINIA 1 0 0 0 0 1
(U.S.)   -- Subtotal -- 418 452 454 562 595 2481
(Foreign) JPX JAPAN 152 157 167 209 208 893
(Foreign) KRX SOUTH KOREA 88 92 64 31 54 329
(Foreign) DEX GERMANY 19 40 31 50 61 201
(Foreign) FRX FRANCE 23 37 43 49 34 186
(Foreign) GBX UNITED KINGDOM 22 26 34 25 23 130
(Foreign) CAX CANADA 20 13 12 19 18 82
(Foreign) TWX TAIWAN 7 15 11 15 26 74
(Foreign) SEX SWEDEN 10 12 7 3 4 36
(Foreign) AUX AUSTRALIA 5 10 3 8 7 33
(Foreign) BRX BRAZIL 1 1 8 15 6 31
(Foreign) ITX ITALY 4 6 4 8 8 30
(Foreign) ILX ISRAEL 3 4 4 4 9 24
(Foreign) CHX SWITZERLAND 3 4 5 7 2 21
(Foreign) DKX DENMARK 5 3 8 1 0 17
(Foreign) NLX NETHERLANDS 2 3 3 2 7 17
(Foreign) NOX NORWAY 2 3 7 0 3 15
(Foreign) CNX CHINA P.REP. 1 0 3 5 5 14
(Foreign) ATX AUSTRIA 0 2 0 4 4 10
(Foreign) RUX RUSSIAN FEDERATION 2 3 2 1 1 9
(Foreign) BEX BELGIUM 0 1 1 1 5 8
(Foreign) ESX SPAIN 1 0 1 0 5 7
(Foreign) MXX MEXICO 0 0 2 4 0 6
(Foreign) NZX NEW ZEALAND 1 2 0 0 2 5
(Foreign) FIX FINLAND 1 2 1 0 0 4
(Foreign) SGX SINGAPORE 0 1 1 0 2 4
(Foreign) HKX CHINA,HONG KONG S.A.R. 0 0 0 2 1 3
(Foreign) IEX IRELAND 0 0 0 3 0 3
(Foreign) INX INDIA 0 1 0 1 1 3
(Foreign) SAX SAUDI ARABIA 0 0 1 1 1 3
(Foreign) UAX UKRAINE 0 1 1 0 1 3
(Foreign) ZAX SOUTH AFRICA 0 0 0 1 2 3
(Foreign) ARX ARGENTINA 0 2 0 0 0 2
(Foreign) HUX HUNGARY 0 1 0 1 0 2
(Foreign) LUX LUXEMBOURG 0 0 1 1 0 2
(Foreign) THX THAILAND 0 1 0 1 0 2
(Foreign) AEX ARAB EMIRATES 0 0 0 1 0 1
(Foreign) GRX GREECE 0 0 0 0 1 1
(Foreign) HRX CROATIA 0 0 0 1 0 1
(Foreign) KWX KUWAIT 0 0 0 1 0 1
(Foreign) MYX MALAYSIA 0 0 0 0 1 1
(Foreign) PHX PHILIPPINES 0 0 0 1 0 1
(Foreign) ROX ROMANIA 0 0 0 1 0 1
(Foreign)   -- Subtotal -- 372 443 425 477 502 2219
(ALL) ALL All Regions, U.S. and Foreign 790 895 879 1039 1097 4700


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Alexandria VA 22313

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email: oeip@uspto.gov

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