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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 1963 - 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 216, Etching a Substrate: Processes

( 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 )

This table displays U.S. states and countries and their counts of utility patents; 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 2005 Total
(U.S.) CA CALIFORNIA 2 1 4 10 4 3 3 8 6 5 3 6 5 6 6 5 10 7 4 7 6 15 9 10 15 9 8 10 22 16 24 31 31 24 26 31 53 54 52 55 61 46 51 764
(U.S.) NY NEW YORK 2 1 3 5 5 7 2 10 6 7 6 14 2 5 6 7 3 2 7 8 12 9 15 11 11 9 19 11 14 13 21 26 26 17 16 25 11 12 21 13 11 11 10 452
(U.S.) NJ NEW JERSEY 1 2 5 4 2 3 5 1 10 9 9 12 2 1 4 4 6 2 8 14 12 6 6 4 6 5 5 4 8 6 7 8 8 4 11 6 1 0 5 3 2 2 3 226
(U.S.) PA PENNSYLVANIA 1 2 3 2 3 5 2 5 4 1 5 7 6 3 5 5 1 1 0 0 8 4 3 3 2 4 6 4 8 6 10 4 2 4 1 7 6 2 0 1 5 1 1 153
(U.S.) TX TEXAS 0 0 0 0 0 1 1 2 0 1 1 3 1 0 0 1 0 0 1 2 1 2 2 1 4 4 4 4 3 10 13 12 14 8 11 9 3 1 4 6 2 7 3 142
(U.S.) CT CONNECTICUT 1 1 4 2 1 2 3 1 2 3 7 3 1 2 2 3 0 1 1 0 1 0 3 4 3 5 5 8 2 6 7 7 3 0 2 3 0 1 1 2 3 3 2 111
(U.S.) MA MASSACHUSETTS 0 0 0 1 1 0 2 2 4 4 2 3 0 3 1 0 2 1 1 1 4 3 3 1 2 2 6 2 1 6 2 6 4 3 2 5 5 5 3 4 2 7 5 111
(U.S.) MN MINNESOTA 0 0 1 1 2 2 5 4 2 1 0 1 0 2 0 1 0 1 4 1 0 1 1 1 3 3 4 3 0 1 5 1 4 2 5 6 4 4 1 4 4 8 3 96
(U.S.) ID IDAHO 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 1 4 5 2 3 3 10 6 11 7 15 14 9 4 95
(U.S.) OH OHIO 1 0 2 1 0 2 2 0 4 3 1 2 2 0 0 2 1 7 2 3 1 8 2 2 2 0 2 0 0 1 1 1 2 2 0 1 0 2 4 3 2 5 3 79
(U.S.) MI MICHIGAN 3 1 1 2 1 0 2 5 1 1 0 1 0 1 4 0 1 0 1 3 2 2 1 0 0 1 2 2 0 0 3 2 2 3 2 1 3 3 3 3 5 2 0 70
(U.S.) IL ILLINOIS 2 2 0 2 0 1 4 2 1 4 3 1 0 2 0 0 0 2 0 1 0 0 1 1 1 1 1 1 1 3 5 0 0 0 1 1 2 3 0 4 0 4 1 58
(U.S.) OR OREGON 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 1 0 1 0 3 0 0 2 1 0 0 0 2 1 3 1 3 4 0 4 5 12 7 52
(U.S.) AZ ARIZONA 0 0 0 0 0 0 0 0 1 0 1 1 0 0 0 0 0 0 0 0 1 0 0 1 1 2 1 2 1 3 1 1 2 2 2 2 5 4 3 4 3 1 5 50
(U.S.) FL FLORIDA 0 0 1 0 0 0 0 2 0 0 2 0 0 0 0 1 0 1 2 1 3 1 1 0 0 0 1 2 1 2 2 3 3 2 2 4 1 1 1 1 2 1 3 47
(U.S.) CO COLORADO 0 0 0 0 0 0 0 0 0 1 1 1 0 0 0 0 0 0 1 1 0 1 2 1 1 0 2 2 1 0 0 1 0 2 2 2 2 2 0 2 5 1 1 35
(U.S.) VT VERMONT 0 0 0 0 0 0 1 0 0 0 1 0 1 0 0 0 0 0 0 1 0 1 1 0 0 2 3 2 2 0 3 1 0 2 2 0 0 4 1 0 0 3 1 32
(U.S.) MD MARYLAND 0 1 0 2 0 0 2 0 1 1 2 2 1 0 2 0 0 1 0 0 0 0 0 1 1 0 0 1 0 1 0 0 1 1 2 1 2 1 0 0 1 0 0 28
(U.S.) WI WISCONSIN 0 0 0 0 0 0 0 2 0 1 1 1 1 2 0 0 0 0 0 1 0 0 0 1 0 0 2 1 2 1 0 2 0 0 1 3 3 0 1 0 0 1 1 28
(U.S.) NC NORTH CAROLINA 0 0 0 0 0 0 0 0 1 1 0 0 0 0 1 0 0 0 0 0 0 0 1 0 0 2 1 1 2 1 3 4 2 2 1 0 0 0 1 1 0 0 2 27
(U.S.) NM NEW MEXICO 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 2 2 1 1 0 1 1 0 2 0 2 0 2 3 2 3 3 1 27
(U.S.) VA VIRGINIA 0 1 0 0 1 0 1 1 0 0 1 0 1 0 0 0 0 0 1 0 0 1 1 0 0 1 1 3 0 1 2 0 2 0 0 0 1 1 0 2 3 0 0 26
(U.S.) WA WASHINGTON 0 0 0 0 1 0 0 1 0 0 2 1 1 0 0 1 0 0 0 1 0 1 1 0 0 0 1 0 0 0 0 0 0 1 2 0 3 1 2 2 0 1 0 23
(U.S.) IN INDIANA 1 1 1 0 0 0 0 0 1 0 1 0 0 0 0 0 0 0 1 1 0 0 0 0 0 1 0 2 0 0 0 0 1 0 0 0 2 0 0 3 0 1 1 18
(U.S.) DE DELAWARE 0 1 0 1 0 0 0 1 0 2 0 0 0 0 0 0 0 0 0 0 0 1 2 1 0 0 0 1 1 0 0 0 1 0 1 1 1 0 0 1 0 1 0 17
(U.S.) MO MISSOURI 2 1 0 0 0 0 0 0 0 1 1 1 2 0 0 1 0 0 0 0 1 0 1 1 1 0 0 1 0 0 0 0 0 0 0 1 0 0 0 1 1 0 0 17
(U.S.) NH NEW HAMPSHIRE 0 0 1 0 1 1 0 1 0 0 0 0 0 0 0 0 0 0 0 1 0 1 0 0 1 0 1 0 0 0 0 1 0 1 1 1 1 1 0 0 1 0 0 15
(U.S.) GA GEORGIA 0 3 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 1 1 4 2 1 0 0 0 14
(U.S.) TN TENNESSEE 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 1 0 1 0 0 0 0 0 0 0 0 0 1 2 1 0 1 0 9
(U.S.) OK OKLAHOMA 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 2 0 0 1 0 0 0 0 0 0 0 1 2 0 0 0 1 0 0 0 0 0 0 0 0 8
(U.S.) RI RHODE ISLAND 0 1 0 1 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 1 2 1 0 0 0 0 0 1 0 0 8
(U.S.) UT UTAH 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 1 1 1 2 0 1 1 0 0 0 0 0 0 0 0 0 0 8
(U.S.) KS KANSAS 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 1 0 1 0 0 0 0 0 0 0 0 2 0 1 6
(U.S.) LA LOUISIANA 0 0 0 0 2 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 1 0 0 1 0 0 0 0 6
(U.S.) KY KENTUCKY 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 1 0 0 1 0 0 0 1 1 5
(U.S.) SC SOUTH CAROLINA 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 1 0 1 2 0 0 0 0 0 0 0 5
(U.S.) ME MAINE 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 0 3 4
(U.S.) IA IOWA 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 1 0 0 0 0 0 0 0 0 0 0 0 3
(U.S.) AL ALABAMA 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 1 0 0 0 0 0 0 0 0 0 0 2
(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 0 0 0 1 0 1 0 0 0 0 0 0 0 0 0 0 0 2
(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 0 0 0 0 0 0 0 0 0 0 0 1 0 1 0 0 0 2
(U.S.) ND NORTH DAKOTA 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 1 0 0 0 0 0 0 0 0 2
(U.S.) WY WYOMING 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 0 0 0 1 2
(U.S.) DC DISTRICT OF COLUMBIA 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 0 0 1
(U.S.) HI HAWAII 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 0 0 0 1
(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 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1
(U.S.) NV NEVADA 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 0 0 0 0 0 0 0 0 0 1
(U.S.)   -- Subtotal -- 17 19 26 34 25 27 35 48 46 47 51 61 26 27 33 31 25 27 37 49 53 58 57 46 58 54 80 72 75 84 117 121 117 88 104 127 119 126 118 140 138 132 114 2889
(Foreign) JPX JAPAN 1 0 0 0 1 0 1 0 5 2 5 5 1 5 6 3 3 9 14 4 12 13 12 27 18 16 28 39 42 34 81 62 59 43 57 68 75 51 42 59 55 47 42 1047
(Foreign) DEX GERMANY 0 0 0 5 3 2 1 3 2 2 2 1 4 6 6 5 2 2 8 7 6 5 8 11 7 6 6 8 12 4 11 10 4 7 9 9 1 5 9 8 14 9 8 238
(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 0 0 0 1 1 1 1 1 3 3 6 12 12 16 8 9 17 9 8 108
(Foreign) KRX SOUTH KOREA 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 3 0 7 8 6 14 9 9 5 11 6 12 4 95
(Foreign) FRX FRANCE 0 1 1 0 1 0 0 0 1 0 0 1 0 2 0 0 0 0 1 1 1 1 2 0 2 3 1 5 6 3 4 4 9 2 3 3 4 0 1 2 5 1 1 72
(Foreign) GBX UNITED KINGDOM 1 0 0 0 0 1 0 0 1 1 0 1 2 0 2 2 0 0 1 1 0 3 1 1 1 1 3 5 2 3 3 3 2 3 2 1 4 2 4 4 3 3 1 68
(Foreign) AUX AUSTRALIA 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 1 0 0 1 0 0 0 0 0 0 0 0 0 1 2 33 4 2 3 5 53
(Foreign) NLX NETHERLANDS 0 0 2 0 0 0 0 0 0 2 1 2 0 0 0 1 0 2 0 1 3 1 1 3 2 0 0 0 0 0 1 1 1 1 1 1 1 2 0 2 1 1 0 34
(Foreign) CAX CANADA 0 0 0 0 0 1 1 1 0 0 0 0 0 0 1 1 1 0 0 0 1 1 2 2 1 1 1 2 2 2 2 1 0 0 1 0 0 0 0 1 2 2 2 32
(Foreign) CHX SWITZERLAND 0 0 0 0 0 0 0 0 0 0 0 0 0 2 0 1 0 1 1 1 2 0 0 2 0 0 0 0 0 0 1 0 2 1 3 3 1 1 0 0 1 0 2 25
(Foreign) BEX BELGIUM 0 0 0 0 0 0 0 0 0 1 0 1 0 0 0 0 0 0 0 0 0 1 1 0 2 0 0 2 1 2 1 1 0 0 0 0 0 0 0 1 3 1 2 20
(Foreign) ITX ITALY 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 1 0 1 1 1 0 1 0 0 0 0 0 1 3 3 3 17
(Foreign) ILX ISRAEL 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 1 1 0 0 0 0 0 0 0 0 0 1 0 1 2 4 0 1 13
(Foreign) SEX SWEDEN 0 0 0 0 0 0 0 0 1 0 0 0 0 1 1 1 0 0 0 0 0 1 0 0 0 0 0 1 0 1 0 0 0 0 1 0 0 0 0 0 2 1 2 13
(Foreign) SGX SINGAPORE 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 1 3 1 4 0 11
(Foreign) ATX AUSTRIA 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 1 0 0 0 0 0 1 1 0 1 1 0 0 0 1 0 0 0 0 1 1 0 0 0 0 9
(Foreign) SUX U.S.S.R. 0 0 0 0 0 0 0 1 0 0 0 0 0 1 1 0 0 0 0 1 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 5
(Foreign) DKX DENMARK 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 0 0 0 0 0 0 1 0 0 0 0 0 0 3
(Foreign) ZAX SOUTH AFRICA 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 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 3
(Foreign) ESX SPAIN 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 0 0 0 1 2
(Foreign) FIX FINLAND 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 0 0 0 0 1 2
(Foreign) HKX CHINA,HONG KONG S.A.R. 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 0 1 0 0 2
(Foreign) LIX LIECHTENSTEIN 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 0 0 0 0 0 0 1 0 2
(Foreign) NOX NORWAY 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 0 0 1 0 2
(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 1 0 0 0 0 0 0 0 0 0 0 0 0 1
(Foreign) CNX CHINA P.REP. 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 0 0 0 0 0 1
(Foreign) IEX IRELAND 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 0 0 0 0 1
(Foreign) MXX MEXICO 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 0 0 0 0 0 0 0 0 1
(Foreign) MYX MALAYSIA 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 0 0 0 0 0 1
(Foreign) PLX POLAND 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 0 0 1
(Foreign) PTX PORTUGAL 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 0 0 1
(Foreign) RUX RUSSIAN FEDERATION 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 0 0 0 0 0 0 0 0 1
(Foreign)   -- Subtotal -- 2 1 3 5 5 4 3 5 11 9 10 12 7 18 17 14 6 14 27 17 26 28 29 48 35 29 41 65 67 52 111 84 91 70 89 111 111 91 107 107 121 98 83 1884
(ALL) ALL All Regions, U.S. and Foreign 19 20 29 39 30 31 38 53 57 56 61 73 33 45 50 45 31 41 64 66 79 86 86 94 93 83 121 137 142 136 228 205 208 158 193 238 230 217 225 247 259 230 197 4773


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