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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 138, Pipes and Tubular Conduits

( 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.) TX TEXAS 14 11 10 6 8 49
(U.S.) MI MICHIGAN 23 3 6 6 7 45
(U.S.) CA CALIFORNIA 6 15 6 3 7 37
(U.S.) OH OHIO 11 6 5 6 5 33
(U.S.) PA PENNSYLVANIA 5 8 3 5 3 24
(U.S.) FL FLORIDA 7 2 2 6 5 22
(U.S.) IL ILLINOIS 3 4 9 0 2 18
(U.S.) MN MINNESOTA 7 0 2 2 5 16
(U.S.) MA MASSACHUSETTS 3 1 2 4 5 15
(U.S.) TN TENNESSEE 3 3 1 1 4 12
(U.S.) CO COLORADO 1 1 4 3 2 11
(U.S.) MO MISSOURI 0 2 3 5 0 10
(U.S.) NJ NEW JERSEY 2 3 1 2 1 9
(U.S.) WI WISCONSIN 0 2 2 1 3 8
(U.S.) IN INDIANA 3 4 0 0 0 7
(U.S.) SC SOUTH CAROLINA 2 1 3 0 1 7
(U.S.) WA WASHINGTON 2 1 1 2 1 7
(U.S.) NY NEW YORK 1 0 2 1 2 6
(U.S.) AZ ARIZONA 0 1 2 1 1 5
(U.S.) OK OKLAHOMA 2 0 2 0 1 5
(U.S.) UT UTAH 2 0 2 1 0 5
(U.S.) NC NORTH CAROLINA 0 1 1 1 1 4
(U.S.) LA LOUISIANA 1 0 1 1 0 3
(U.S.) NH NEW HAMPSHIRE 1 1 0 1 0 3
(U.S.) OR OREGON 0 2 0 1 0 3
(U.S.) VA VIRGINIA 0 1 1 0 1 3
(U.S.) CT CONNECTICUT 1 1 0 0 0 2
(U.S.) DE DELAWARE 0 1 0 0 1 2
(U.S.) GA GEORGIA 1 0 1 0 0 2
(U.S.) MD MARYLAND 0 0 2 0 0 2
(U.S.) NV NEVADA 1 1 0 0 0 2
(U.S.) RI RHODE ISLAND 0 2 0 0 0 2
(U.S.) AR ARKANSAS 0 1 0 0 0 1
(U.S.) IA IOWA 0 0 0 1 0 1
(U.S.) ID IDAHO 1 0 0 0 0 1
(U.S.) KY KENTUCKY 0 0 0 0 1 1
(U.S.) ME MAINE 1 0 0 0 0 1
(U.S.) VT VERMONT 0 0 0 1 0 1
(U.S.)   -- Subtotal -- 104 79 74 61 67 385
(Foreign) JPX JAPAN 31 30 22 29 28 140
(Foreign) DEX GERMANY 24 19 18 18 19 98
(Foreign) FRX FRANCE 16 11 12 7 12 58
(Foreign) GBX UNITED KINGDOM 9 13 9 2 8 41
(Foreign) CAX CANADA 5 7 3 6 3 24
(Foreign) ITX ITALY 2 5 1 1 2 11
(Foreign) TWX TAIWAN 4 1 2 0 3 10
(Foreign) SEX SWEDEN 0 2 4 3 0 9
(Foreign) DKX DENMARK 2 1 2 1 2 8
(Foreign) KRX SOUTH KOREA 2 2 2 1 1 8
(Foreign) BEX BELGIUM 1 2 0 0 4 7
(Foreign) AUX AUSTRALIA 3 0 1 1 1 6
(Foreign) NLX NETHERLANDS 1 1 1 1 1 5
(Foreign) BRX BRAZIL 1 0 1 1 1 4
(Foreign) FIX FINLAND 1 1 1 0 1 4
(Foreign) CHX SWITZERLAND 1 0 0 2 0 3
(Foreign) ILX ISRAEL 0 1 2 0 0 3
(Foreign) NOX NORWAY 3 0 0 0 0 3
(Foreign) ATX AUSTRIA 2 0 0 0 0 2
(Foreign) CNX CHINA P.REP. 2 0 0 0 0 2
(Foreign) ESX SPAIN 0 1 1 0 0 2
(Foreign) ARX ARGENTINA 0 0 1 0 0 1
(Foreign) HUX HUNGARY 1 0 0 0 0 1
(Foreign) MXX MEXICO 0 0 0 1 0 1
(Foreign) THX THAILAND 0 1 0 0 0 1
(Foreign)   -- Subtotal -- 111 98 83 74 86 452
(ALL) ALL All Regions, U.S. and Foreign 215 177 157 135 153 837


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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