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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 2001 - 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 251, Valves and Valve Actuation

( 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 2001 2002 2003 2004 2005 Total
(U.S.) CA CALIFORNIA 15 13 15 22 30 95
(U.S.) TX TEXAS 17 21 20 8 17 83
(U.S.) MI MICHIGAN 15 10 14 11 15 65
(U.S.) NY NEW YORK 9 7 11 10 13 50
(U.S.) IL ILLINOIS 8 11 12 11 7 49
(U.S.) OH OHIO 3 9 6 6 12 36
(U.S.) PA PENNSYLVANIA 7 9 4 4 4 28
(U.S.) MA MASSACHUSETTS 4 3 6 5 8 26
(U.S.) FL FLORIDA 4 1 7 4 5 21
(U.S.) WI WISCONSIN 6 4 3 4 4 21
(U.S.) NJ NEW JERSEY 3 1 5 4 7 20
(U.S.) MN MINNESOTA 1 2 2 4 7 16
(U.S.) AZ ARIZONA 4 0 0 5 6 15
(U.S.) IA IOWA 0 0 1 4 10 15
(U.S.) IN INDIANA 4 2 1 4 4 15
(U.S.) NH NEW HAMPSHIRE 1 2 3 5 4 15
(U.S.) MO MISSOURI 2 3 2 0 3 10
(U.S.) CO COLORADO 0 2 1 4 2 9
(U.S.) UT UTAH 1 2 1 3 2 9
(U.S.) CT CONNECTICUT 2 0 1 2 3 8
(U.S.) LA LOUISIANA 3 1 2 1 1 8
(U.S.) AL ALABAMA 0 1 0 3 3 7
(U.S.) NC NORTH CAROLINA 1 2 1 1 2 7
(U.S.) OK OKLAHOMA 3 0 2 1 1 7
(U.S.) RI RHODE ISLAND 2 1 0 1 3 7
(U.S.) GA GEORGIA 3 0 1 0 2 6
(U.S.) OR OREGON 1 2 3 0 0 6
(U.S.) SC SOUTH CAROLINA 3 1 0 2 0 6
(U.S.) TN TENNESSEE 2 1 1 2 0 6
(U.S.) VA VIRGINIA 2 0 0 2 1 5
(U.S.) WA WASHINGTON 1 0 1 2 1 5
(U.S.) KY KENTUCKY 0 0 0 0 3 3
(U.S.) MS MISSISSIPPI 0 0 0 1 2 3
(U.S.) NV NEVADA 0 0 0 2 1 3
(U.S.) ID IDAHO 0 1 1 0 0 2
(U.S.) MD MARYLAND 0 0 0 0 2 2
(U.S.) ME MAINE 0 0 1 0 1 2
(U.S.) NE NEBRASKA 0 0 2 0 0 2
(U.S.) AR ARKANSAS 0 0 0 1 0 1
(U.S.) DE DELAWARE 0 1 0 0 0 1
(U.S.) HI HAWAII 0 0 0 1 0 1
(U.S.) NM NEW MEXICO 1 0 0 0 0 1
(U.S.) WY WYOMING 0 1 0 0 0 1
(U.S.)   -- Subtotal -- 128 114 130 140 186 698
(Foreign) JPX JAPAN 35 37 45 60 62 239
(Foreign) DEX GERMANY 33 36 45 57 40 211
(Foreign) CAX CANADA 11 12 10 7 8 48
(Foreign) TWX TAIWAN 6 11 6 12 13 48
(Foreign) GBX UNITED KINGDOM 7 6 8 8 7 36
(Foreign) ITX ITALY 3 5 9 6 8 31
(Foreign) FRX FRANCE 3 4 8 5 5 25
(Foreign) ATX AUSTRIA 2 8 3 3 4 20
(Foreign) KRX SOUTH KOREA 2 3 2 2 4 13
(Foreign) SEX SWEDEN 4 2 0 4 3 13
(Foreign) AUX AUSTRALIA 1 4 1 2 2 10
(Foreign) ILX ISRAEL 2 1 2 3 2 10
(Foreign) CHX SWITZERLAND 1 3 2 0 3 9
(Foreign) NLX NETHERLANDS 2 2 1 2 2 9
(Foreign) MXX MEXICO 0 1 2 2 2 7
(Foreign) NOX NORWAY 0 1 1 2 3 7
(Foreign) BEX BELGIUM 1 1 2 1 1 6
(Foreign) LUX LUXEMBOURG 0 1 0 4 1 6
(Foreign) CNX CHINA P.REP. 0 0 2 2 1 5
(Foreign) DKX DENMARK 1 0 0 2 2 5
(Foreign) ESX SPAIN 0 1 0 0 1 2
(Foreign) FIX FINLAND 2 0 0 0 0 2
(Foreign) NZX NEW ZEALAND 0 0 1 1 0 2
(Foreign) PLX POLAND 0 0 0 0 2 2
(Foreign) ZAX SOUTH AFRICA 0 0 0 0 2 2
(Foreign) ARX ARGENTINA 0 0 1 0 0 1
(Foreign) IDX INDONESIA 0 0 0 0 1 1
(Foreign) IEX IRELAND 0 0 1 0 0 1
(Foreign) INX INDIA 0 0 0 1 0 1
(Foreign) PTX PORTUGAL 0 0 0 0 1 1
(Foreign) VEX VENEZUELA 0 0 1 0 0 1
(Foreign)   -- Subtotal -- 116 139 153 186 180 774
(ALL) ALL All Regions, U.S. and Foreign 244 253 283 326 366 1472


PTMB Contacts

Questions regarding these reports should be directed to:

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

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

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