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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 1963 - 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 193, Conveyors, Chutes, Skids, Guides, and Ways

( 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 1963 1964 1965 1966 1967 1968 1969 1970 1971 1972 1973 1974 1975 1976 1977 1978 1979 1980 1981 1982 1983 1984 1985 1986 1987 1988 1989 1990 1991 1992 1993 1994 1995 1996 1997 1998 1999 2000 2001 2002 2003 2004 Total
(U.S.) CA CALIFORNIA 3 2 6 6 1 5 9 3 7 5 2 2 4 1 1 1 2 0 2 2 2 1 3 1 1 0 2 0 1 1 3 1 1 1 0 1 2 2 4 3 2 0 96
(U.S.) OH OHIO 5 2 3 7 4 0 4 3 2 1 4 0 3 3 3 2 1 0 2 0 2 2 0 2 1 0 1 1 4 0 0 0 0 0 1 0 2 5 2 2 1 1 76
(U.S.) MI MICHIGAN 4 4 4 2 3 1 4 2 2 4 1 4 0 2 3 0 0 6 1 1 5 2 2 2 3 1 0 0 1 1 0 0 1 0 0 0 1 2 1 2 1 0 73
(U.S.) IL ILLINOIS 5 2 6 6 3 0 3 3 3 4 0 1 3 1 2 1 0 2 1 1 3 1 0 0 3 0 0 0 1 0 0 1 0 0 1 0 0 0 0 0 1 1 59
(U.S.) PA PENNSYLVANIA 3 3 5 2 2 1 0 0 3 0 2 1 1 1 1 1 0 3 0 0 0 0 0 1 1 1 2 2 0 0 0 0 0 1 0 0 0 1 0 3 1 1 43
(U.S.) NY NEW YORK 3 1 0 1 1 1 0 2 0 0 1 0 0 1 2 1 0 0 0 1 0 0 0 1 0 0 0 0 1 2 1 1 0 0 0 0 4 1 2 1 1 3 33
(U.S.) NJ NEW JERSEY 4 1 2 1 0 1 3 0 5 1 2 1 1 0 1 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 3 2 0 1 0 31
(U.S.) MN MINNESOTA 0 0 0 0 2 0 0 0 1 1 2 1 0 2 1 0 1 0 0 0 0 1 1 0 1 0 0 0 1 0 2 0 0 0 1 1 1 0 0 0 1 1 22
(U.S.) MA MASSACHUSETTS 3 1 1 2 0 0 0 1 1 0 0 2 0 0 1 0 1 0 0 1 0 0 0 1 2 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 1 0 19
(U.S.) WI WISCONSIN 0 0 1 0 0 1 0 1 0 0 0 0 0 3 2 0 1 0 1 2 2 0 0 0 1 1 0 2 0 0 0 0 0 0 0 0 0 0 0 1 0 0 19
(U.S.) TX TEXAS 1 0 0 1 0 0 0 0 1 0 0 1 1 1 0 3 2 0 0 0 0 0 0 0 1 0 1 0 0 1 0 0 0 1 0 0 1 0 0 1 0 1 18
(U.S.) FL FLORIDA 0 0 1 0 1 0 2 0 0 0 0 0 0 0 2 0 0 0 1 0 0 0 0 0 1 0 1 0 1 0 0 1 1 0 0 0 0 0 1 3 0 1 17
(U.S.) IA IOWA 0 1 1 0 0 0 0 1 0 1 2 0 1 1 0 1 0 0 0 0 0 0 0 0 1 1 0 0 1 0 1 0 0 0 0 0 0 0 0 0 0 1 14
(U.S.) WA WASHINGTON 1 0 1 0 0 1 0 0 0 0 0 0 0 0 1 0 0 1 1 1 2 0 3 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 14
(U.S.) IN INDIANA 1 0 0 0 0 0 0 0 0 0 0 0 0 1 2 2 1 2 0 0 2 1 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 13
(U.S.) NC NORTH CAROLINA 0 0 0 1 1 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 3 2 0 1 0 0 0 0 1 2 1 0 0 13
(U.S.) CO COLORADO 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 1 0 0 1 0 0 1 0 0 0 1 0 0 0 0 1 0 2 1 1 1 0 0 1 0 0 0 12
(U.S.) CT CONNECTICUT 0 0 0 1 0 2 0 0 0 0 0 1 0 2 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 1 0 0 2 1 0 0 0 0 0 0 0 0 11
(U.S.) GA GEORGIA 0 0 2 0 0 0 0 0 1 0 0 1 0 0 0 0 0 2 1 0 0 0 1 0 0 1 0 0 0 0 2 0 0 0 0 0 0 0 0 0 0 0 11
(U.S.) MD MARYLAND 0 1 0 1 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 1 0 0 0 0 1 0 0 0 0 2 0 0 0 0 0 0 2 0 1 0 0 1 11
(U.S.) KY KENTUCKY 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 1 3 1 0 1 1 9
(U.S.) MO MISSOURI 0 0 0 0 1 1 0 0 1 0 1 0 0 0 0 0 0 0 0 2 0 0 0 0 0 0 0 0 1 1 0 0 0 0 0 0 0 0 0 0 1 0 9
(U.S.) VA VIRGINIA 0 0 2 2 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 2 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 1 9
(U.S.) TN TENNESSEE 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 1 0 0 0 0 0 0 0 0 1 0 0 0 2 1 0 0 0 0 0 0 0 0 7
(U.S.) ID IDAHO 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 1 0 0 1 0 0 0 1 0 0 0 0 0 0 1 0 0 0 0 0 1 0 6
(U.S.) ND NORTH DAKOTA 0 1 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 2 0 0 0 0 0 0 0 0 0 0 0 0 5
(U.S.) SC SOUTH CAROLINA 0 0 0 0 0 0 1 1 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 5
(U.S.) AZ ARIZONA 0 0 1 1 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 4
(U.S.) KS KANSAS 0 0 0 0 2 0 0 0 0 0 1 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 4
(U.S.) LA LOUISIANA 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 1 0 0 0 0 0 0 0 1 0 0 0 0 4
(U.S.) RI RHODE ISLAND 1 1 0 0 0 0 1 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 4
(U.S.) AL ALABAMA 0 0 0 0 0 0 2 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 3
(U.S.) AR ARKANSAS 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 1 1 0 3
(U.S.) MS MISSISSIPPI 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 2 0 0 0 0 0 0 0 3
(U.S.) OR OREGON 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 3
(U.S.) UT UTAH 0 0 0 0 0 0 0 0 0 0 1 0 0 1 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 3
(U.S.) HI HAWAII 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 2
(U.S.) NE NEBRASKA 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 2
(U.S.) NH NEW HAMPSHIRE 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 2
(U.S.) OK OKLAHOMA 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 2
(U.S.) VT VERMONT 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 2
(U.S.) DC DISTRICT OF COLUMBIA 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1
(U.S.) ME MAINE 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1
(U.S.) MT MONTANA 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1
(U.S.) NM NEW MEXICO 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1
(U.S.) SD SOUTH DAKOTA 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1
(U.S.) WV WEST VIRGINIA 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1
(U.S.)   -- Subtotal -- 35 21 36 35 22 15 32 18 30 19 20 15 16 22 25 15 10 18 12 13 21 11 13 10 17 8 10 8 14 15 13 5 10 6 9 3 14 19 18 21 14 14 702
(Foreign) DEX GERMANY 1 3 1 3 3 2 3 3 4 1 4 2 2 3 1 0 2 2 1 1 1 0 0 1 0 4 3 1 6 1 3 3 0 0 0 1 2 2 5 4 0 0 79
(Foreign) JPX JAPAN 0 1 0 0 0 0 0 0 0 0 1 1 5 1 0 1 0 1 1 2 0 0 3 4 4 3 0 1 1 0 3 2 1 3 0 0 4 0 1 1 0 0 45
(Foreign) GBX UNITED KINGDOM 3 2 1 1 1 3 4 2 1 0 1 0 1 0 1 1 0 0 1 4 0 0 1 0 0 1 0 1 1 1 0 1 0 0 1 0 1 1 0 0 0 0 36
(Foreign) FRX FRANCE 0 1 1 0 0 1 0 1 2 2 1 0 1 0 1 1 1 0 1 2 0 0 0 0 0 0 0 2 0 0 0 0 0 0 0 0 1 2 1 1 1 0 24
(Foreign) CAX CANADA 2 1 1 0 0 0 1 0 1 1 0 1 0 0 1 0 0 0 0 0 2 1 0 1 0 0 0 2 1 0 0 0 1 0 0 0 1 0 3 0 1 0 22
(Foreign) SEX SWEDEN 2 0 1 2 1 0 0 0 0 1 0 0 2 2 0 1 0 0 0 0 0 0 0 0 0 0 1 1 0 0 0 0 0 0 0 0 0 0 2 0 0 0 16
(Foreign) AUX AUSTRALIA 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 1 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 2 0 0 0 0 2 7
(Foreign) NLX NETHERLANDS 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 1 1 0 0 0 2 0 0 0 0 0 0 0 0 0 0 1 0 0 0 7
(Foreign) CHX SWITZERLAND 1 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 1 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 1 0 1 0 0 0 6
(Foreign) ITX ITALY 0 0 0 1 0 0 1 0 1 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 2 0 0 0 0 0 0 0 0 0 0 0 0 0 6
(Foreign) LUX LUXEMBOURG 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 1 0 1 0 0 0 0 0 1 1 0 0 6
(Foreign) ATX AUSTRIA 0 0 0 0 0 1 0 0 0 1 0 0 0 0 0 0 0 0 0 2 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 5
(Foreign) NOX NORWAY 0 1 1 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 3
(Foreign) TWX TAIWAN 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 1 0 0 0 0 0 0 1 0 0 0 3
(Foreign) ZAX SOUTH AFRICA 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 1 0 3
(Foreign) DKX DENMARK 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 2
(Foreign) SUX U.S.S.R. 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 2
(Foreign) BEX BELGIUM 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1
(Foreign) BRX BRAZIL 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 1
(Foreign)   -- Subtotal -- 9 11 7 7 5 7 10 6 10 6 9 5 12 6 5 4 4 5 5 12 4 1 5 7 6 8 4 10 11 3 7 8 3 3 2 1 12 6 16 7 3 2 274
(ALL) ALL All Regions, U.S. and Foreign 44 32 43 42 27 22 42 24 40 25 29 20 28 28 30 19 14 23 17 25 25 12 18 17 23 16 14 18 25 18 20 13 13 9 11 4 26 25 34 28 17 16 976


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