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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 182, Fire Escape, Ladder, or Scaffold

( 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.) PA PENNSYLVANIA 13 18 12 5 7 55
(U.S.) CA CALIFORNIA 10 10 9 8 13 50
(U.S.) NY NEW YORK 6 13 12 11 8 50
(U.S.) OH OHIO 9 8 6 5 12 40
(U.S.) TX TEXAS 2 7 8 3 9 29
(U.S.) IL ILLINOIS 3 8 3 3 10 27
(U.S.) FL FLORIDA 7 6 4 1 8 26
(U.S.) MN MINNESOTA 2 4 7 6 3 22
(U.S.) LA LOUISIANA 5 3 3 3 4 18
(U.S.) MO MISSOURI 2 5 4 3 4 18
(U.S.) MA MASSACHUSETTS 5 4 3 2 2 16
(U.S.) WA WASHINGTON 4 5 3 2 1 15
(U.S.) WI WISCONSIN 6 3 3 1 2 15
(U.S.) MI MICHIGAN 4 3 3 3 1 14
(U.S.) NJ NEW JERSEY 2 7 2 1 1 13
(U.S.) CO COLORADO 1 2 3 3 3 12
(U.S.) CT CONNECTICUT 4 1 3 4 0 12
(U.S.) VA VIRGINIA 1 1 4 3 3 12
(U.S.) AL ALABAMA 2 4 2 1 2 11
(U.S.) AZ ARIZONA 0 3 3 1 4 11
(U.S.) GA GEORGIA 1 3 2 5 0 11
(U.S.) KY KENTUCKY 3 1 4 1 1 10
(U.S.) TN TENNESSEE 3 1 1 2 3 10
(U.S.) MD MARYLAND 1 1 4 1 2 9
(U.S.) MT MONTANA 2 1 3 0 2 8
(U.S.) KS KANSAS 2 2 1 2 0 7
(U.S.) NC NORTH CAROLINA 3 2 0 2 0 7
(U.S.) UT UTAH 0 4 1 1 1 7
(U.S.) IA IOWA 0 1 1 2 1 5
(U.S.) IN INDIANA 1 1 2 0 1 5
(U.S.) MS MISSISSIPPI 1 1 0 1 2 5
(U.S.) SC SOUTH CAROLINA 0 3 1 0 1 5
(U.S.) WV WEST VIRGINIA 0 0 4 1 0 5
(U.S.) AR ARKANSAS 1 0 2 0 1 4
(U.S.) ND NORTH DAKOTA 0 0 2 1 1 4
(U.S.) NE NEBRASKA 2 0 0 1 1 4
(U.S.) OK OKLAHOMA 1 0 0 1 2 4
(U.S.) VT VERMONT 0 2 1 1 0 4
(U.S.) DE DELAWARE 0 0 1 0 2 3
(U.S.) ME MAINE 0 1 0 1 1 3
(U.S.) NM NEW MEXICO 0 0 0 1 2 3
(U.S.) OR OREGON 0 0 1 1 1 3
(U.S.) SD SOUTH DAKOTA 0 1 0 1 1 3
(U.S.) ID IDAHO 0 1 1 0 0 2
(U.S.) AK ALASKA 0 0 0 1 0 1
(U.S.) HI HAWAII 1 0 0 0 0 1
(U.S.) NH NEW HAMPSHIRE 0 0 0 1 0 1
(U.S.) NV NEVADA 0 1 0 0 0 1
(U.S.) RI RHODE ISLAND 0 0 0 0 1 1
(U.S.) WY WYOMING 0 0 1 0 0 1
(U.S.)   -- Subtotal -- 110 142 130 97 124 603
(Foreign) CAX CANADA 10 12 6 8 8 44
(Foreign) DEX GERMANY 3 9 2 9 5 28
(Foreign) GBX UNITED KINGDOM 4 5 4 3 10 26
(Foreign) TWX TAIWAN 7 11 4 0 3 25
(Foreign) AUX AUSTRALIA 2 5 3 6 1 17
(Foreign) FRX FRANCE 4 1 3 2 6 16
(Foreign) JPX JAPAN 5 2 4 1 4 16
(Foreign) ILX ISRAEL 1 1 1 1 0 4
(Foreign) NLX NETHERLANDS 0 0 2 1 1 4
(Foreign) SEX SWEDEN 0 1 0 1 1 3
(Foreign) KRX SOUTH KOREA 0 1 0 0 1 2
(Foreign) NOX NORWAY 1 0 0 0 1 2
(Foreign) BSX THE BAHAMAS 0 0 0 1 0 1
(Foreign) CHX SWITZERLAND 1 0 0 0 0 1
(Foreign) DKX DENMARK 1 0 0 0 0 1
(Foreign) ESX SPAIN 0 0 1 0 0 1
(Foreign) FIX FINLAND 0 0 0 0 1 1
(Foreign) IDX INDONESIA 0 0 0 0 1 1
(Foreign) ITX ITALY 1 0 0 0 0 1
(Foreign) LUX LUXEMBOURG 0 0 1 0 0 1
(Foreign) MXX MEXICO 0 0 1 0 0 1
(Foreign) SIX SLOVENIA 0 1 0 0 0 1
(Foreign) UAX UKRAINE 1 0 0 0 0 1
(Foreign)   -- Subtotal -- 41 49 32 33 43 198
(ALL) ALL All Regions, U.S. and Foreign 151 191 162 130 167 801


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U.S. Patent and Trademark Office
Office of Electronic Information Products - PTMD
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Alexandria VA 22313

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email: oeip@uspto.gov

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