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U.S. PATENT AND TRADEMARK OFFICE
Patent Technology Monitoring Team (PTMT)

Patenting In Technology Classes
Breakout By Geographic Origin (State and Country)

Count of 2007 - 2011 Utility Patent Grants,
As Distributed 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 a 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 either by year of patent grant or by year of patent application.
(U.S. or Foreign) Code State-Territory or Country 2007 2008 2009 2010 2011 Total
(U.S.) CA CALIFORNIA 10 6 14 15 16 61
(U.S.) TX TEXAS 17 13 10 12 8 60
(U.S.) IL ILLINOIS 8 6 6 9 15 44
(U.S.) MI MICHIGAN 13 5 6 10 5 39
(U.S.) AZ ARIZONA 4 4 9 8 3 28
(U.S.) IA IOWA 4 2 3 4 10 23
(U.S.) OH OHIO 5 3 8 2 2 20
(U.S.) PA PENNSYLVANIA 5 2 4 3 4 18
(U.S.) MA MASSACHUSETTS 4 5 0 5 2 16
(U.S.) IN INDIANA 2 4 5 2 2 15
(U.S.) WI WISCONSIN 1 4 0 3 6 14
(U.S.) MN MINNESOTA 1 4 0 5 3 13
(U.S.) FL FLORIDA 6 3 0 1 1 11
(U.S.) MO MISSOURI 2 2 1 3 3 11
(U.S.) NY NEW YORK 5 1 3 1 1 11
(U.S.) OK OKLAHOMA 2 1 2 3 2 10
(U.S.) CO COLORADO 0 1 2 3 3 9
(U.S.) NC NORTH CAROLINA 2 0 3 3 1 9
(U.S.) CT CONNECTICUT 1 1 0 2 2 6
(U.S.) NJ NEW JERSEY 1 1 1 2 0 5
(U.S.) TN TENNESSEE 2 0 2 1 0 5
(U.S.) GA GEORGIA 0 0 2 2 0 4
(U.S.) NH NEW HAMPSHIRE 0 1 1 2 0 4
(U.S.) NM NEW MEXICO 2 1 1 0 0 4
(U.S.) MD MARYLAND 1 0 0 1 1 3
(U.S.) MS MISSISSIPPI 0 1 0 0 2 3
(U.S.) NV NEVADA 0 0 0 1 2 3
(U.S.) UT UTAH 0 1 0 2 0 3
(U.S.) VA VIRGINIA 1 0 0 1 1 3
(U.S.) WA WASHINGTON 1 0 0 2 0 3
(U.S.) KS KANSAS 1 1 0 0 0 2
(U.S.) LA LOUISIANA 2 0 0 0 0 2
(U.S.) SC SOUTH CAROLINA 0 0 1 1 0 2
(U.S.) AL ALABAMA 0 1 0 0 0 1
(U.S.) OR OREGON 0 0 0 1 0 1
(U.S.) VT VERMONT 0 0 0 0 1 1
(U.S.) WV WEST VIRGINIA 1 0 0 0 0 1
(U.S.) WY WYOMING 0 0 0 0 1 1
(U.S.)   -- Subtotal -- 104 74 84 110 97 469
(Foreign) JPX JAPAN 40 37 34 47 37 195
(Foreign) DEX GERMANY 25 18 20 27 19 109
(Foreign) TWX TAIWAN 11 13 6 4 8 42
(Foreign) ITX ITALY 5 6 6 7 9 33
(Foreign) CAX CANADA 4 5 3 3 8 23
(Foreign) GBX UNITED KINGDOM 6 3 5 5 3 22
(Foreign) FRX FRANCE 4 2 3 3 8 20
(Foreign) ATX AUSTRIA 1 6 2 4 2 15
(Foreign) KRX KOREA, SOUTH 0 2 3 2 3 10
(Foreign) CHX SWITZERLAND 0 1 3 2 3 9
(Foreign) DKX DENMARK 0 2 0 4 3 9
(Foreign) AUX AUSTRALIA 2 1 0 0 1 4
(Foreign) CNX CHINA, PEOPLE'S REPUBLIC OF 1 2 0 0 1 4
(Foreign) SEX SWEDEN 1 1 0 0 2 4
(Foreign) BEX BELGIUM 0 0 1 2 0 3
(Foreign) BRX BRAZIL 1 0 1 0 0 2
(Foreign) ESX SPAIN 0 0 1 0 1 2
(Foreign) ILX ISRAEL 0 2 0 0 0 2
(Foreign) MXX MEXICO 1 0 0 1 0 2
(Foreign) ZAX SOUTH AFRICA 0 1 1 0 0 2
(Foreign) AZX AZERBAIJAN 0 1 0 0 0 1
(Foreign) CZX CZECH REPUBLIC 0 1 0 0 0 1
(Foreign) FIX FINLAND 0 0 0 1 0 1
(Foreign) HKX CHINA, HONG KONG S.A.R. 0 0 0 0 1 1
(Foreign) HUX HUNGARY 1 0 0 0 0 1
(Foreign) MYX MALAYSIA 0 0 1 0 0 1
(Foreign) NOX NORWAY 0 0 0 1 0 1
(Foreign) RUX RUSSIAN FEDERATION 1 0 0 0 0 1
(Foreign) SAX SAUDI ARABIA 1 0 0 0 0 1
(Foreign) SGX SINGAPORE 0 0 0 0 1 1
(Foreign) THX THAILAND 0 1 0 0 0 1
(Foreign)   -- Subtotal -- 105 105 90 113 110 523
(ALL) ALL All Regions, U.S. and Foreign 209 179 174 223 207 992


PTMT Contacts

Questions regarding these reports should be directed to:

U.S. Patent and Trademark Office
Electronic Information Products Division - PTMT
P.O Box 1450
Alexandria VA 22313-1450

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

address of PTMT pages at the USPTO Web Site: http://www.uspto.gov/web/offices/ac/ido/oeip/taf/tafp.html
selected PTMT materials available for download at : http://www.uspto.gov/web/offices/ac/ido/oeip/taf/data/


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