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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 2006 - 2010 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 138, Pipes and Tubular Conduits

( 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 2006 2007 2008 2009 2010 Total
(U.S.) TX TEXAS 6 8 5 11 3 33
(U.S.) CA CALIFORNIA 4 4 2 7 13 30
(U.S.) MI MICHIGAN 8 5 5 4 5 27
(U.S.) OH OHIO 8 5 2 4 4 23
(U.S.) IL ILLINOIS 2 3 4 5 5 19
(U.S.) PA PENNSYLVANIA 3 3 5 4 3 18
(U.S.) WI WISCONSIN 2 3 3 5 3 16
(U.S.) FL FLORIDA 2 3 3 3 3 14
(U.S.) MA MASSACHUSETTS 2 1 0 3 2 8
(U.S.) AZ ARIZONA 2 2 2 1 0 7
(U.S.) UT UTAH 1 1 1 1 3 7
(U.S.) MN MINNESOTA 0 1 2 2 1 6
(U.S.) OK OKLAHOMA 1 0 0 0 5 6
(U.S.) OR OREGON 1 0 2 2 1 6
(U.S.) TN TENNESSEE 0 3 0 2 1 6
(U.S.) NC NORTH CAROLINA 0 1 1 1 2 5
(U.S.) MO MISSOURI 1 0 1 1 1 4
(U.S.) NJ NEW JERSEY 1 0 0 2 1 4
(U.S.) SC SOUTH CAROLINA 0 1 0 1 2 4
(U.S.) WA WASHINGTON 1 2 1 0 0 4
(U.S.) CO COLORADO 1 0 0 0 2 3
(U.S.) IA IOWA 0 0 1 0 2 3
(U.S.) IN INDIANA 1 1 1 0 0 3
(U.S.) MS MISSISSIPPI 2 0 0 1 0 3
(U.S.) NV NEVADA 0 1 0 2 0 3
(U.S.) RI RHODE ISLAND 1 1 0 0 1 3
(U.S.) VA VIRGINIA 0 0 1 1 1 3
(U.S.) VT VERMONT 1 0 1 0 1 3
(U.S.) CT CONNECTICUT 0 0 0 2 0 2
(U.S.) KS KANSAS 0 1 0 0 1 2
(U.S.) KY KENTUCKY 0 0 1 0 1 2
(U.S.) AL ALABAMA 1 0 0 0 0 1
(U.S.) DE DELAWARE 1 0 0 0 0 1
(U.S.) GA GEORGIA 0 0 0 0 1 1
(U.S.) LA LOUISIANA 0 1 0 0 0 1
(U.S.) NY NEW YORK 0 1 0 0 0 1
(U.S.) WV WEST VIRGINIA 1 0 0 0 0 1
(U.S.)   -- Subtotal -- 54 52 44 65 68 283
(Foreign) JPX JAPAN 34 14 15 17 13 93
(Foreign) DEX GERMANY 16 4 4 18 17 59
(Foreign) CAX CANADA 13 2 3 4 8 30
(Foreign) FRX FRANCE 7 3 8 5 7 30
(Foreign) GBX UNITED KINGDOM 6 4 1 7 6 24
(Foreign) ITX ITALY 3 0 3 2 1 9
(Foreign) NOX NORWAY 1 2 2 1 1 7
(Foreign) AUX AUSTRALIA 2 1 0 2 1 6
(Foreign) CHX SWITZERLAND 1 0 0 3 2 6
(Foreign) KRX KOREA, SOUTH 1 1 1 1 2 6
(Foreign) SEX SWEDEN 1 0 0 4 1 6
(Foreign) DKX DENMARK 3 1 1 0 0 5
(Foreign) TWX TAIWAN 1 0 3 0 1 5
(Foreign) BEX BELGIUM 2 1 0 1 0 4
(Foreign) BRX BRAZIL 2 2 0 0 0 4
(Foreign) FIX FINLAND 1 0 0 1 1 3
(Foreign) ILX ISRAEL 1 0 1 0 1 3
(Foreign) NLX NETHERLANDS 0 1 0 1 1 3
(Foreign) NZX NEW ZEALAND 0 0 1 1 1 3
(Foreign) ARX ARGENTINA 0 0 1 0 0 1
(Foreign) CLX CHILE 0 0 1 0 0 1
(Foreign) CNX CHINA, PEOPLE'S REPUBLIC OF 0 0 0 0 1 1
(Foreign) ESX SPAIN 0 0 0 0 1 1
(Foreign) HUX HUNGARY 1 0 0 0 0 1
(Foreign) KWX KUWAIT 0 0 0 1 0 1
(Foreign) MYX MALAYSIA 0 0 0 1 0 1
(Foreign) RUX RUSSIAN FEDERATION 0 0 0 1 0 1
(Foreign) ZAX SOUTH AFRICA 0 0 0 1 0 1
(Foreign)   -- Subtotal -- 96 36 45 72 66 315
(ALL) ALL All Regions, U.S. and Foreign 150 88 89 137 134 598


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 files available for download at : http://www.uspto.gov/web/offices/ac/ido/oeip/taf/data/


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