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U.S. PATENT AND TRADEMARK OFFICE
Office of Electronic Information Products
Patent Technology Monitoring Division (PTMD)

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

Count of 1998 - 2002 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 285, Pipe Joints or Couplings

( 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 1998 1999 2000 2001 2002 Total
(U.S.) MI MICHIGAN 33 33 13 21 30 130
(U.S.) TX TEXAS 21 22 24 20 31 118
(U.S.) CA CALIFORNIA 24 23 19 23 16 105
(U.S.) OH OHIO 18 13 18 16 9 74
(U.S.) PA PENNSYLVANIA 9 9 8 8 11 45
(U.S.) IN INDIANA 6 8 10 4 5 33
(U.S.) IL ILLINOIS 6 7 8 3 4 28
(U.S.) MA MASSACHUSETTS 5 0 3 3 9 20
(U.S.) NJ NEW JERSEY 7 3 1 4 5 20
(U.S.) MN MINNESOTA 3 2 4 4 6 19
(U.S.) TN TENNESSEE 2 4 4 4 4 18
(U.S.) WI WISCONSIN 7 4 2 3 2 18
(U.S.) NY NEW YORK 5 4 2 3 3 17
(U.S.) LA LOUISIANA 2 1 5 3 4 15
(U.S.) FL FLORIDA 4 4 2 1 2 13
(U.S.) CO COLORADO 3 2 2 4 1 12
(U.S.) MO MISSOURI 3 2 2 2 3 12
(U.S.) OK OKLAHOMA 3 3 3 2 1 12
(U.S.) CT CONNECTICUT 4 0 1 2 4 11
(U.S.) VA VIRGINIA 4 1 3 0 3 11
(U.S.) GA GEORGIA 3 1 1 3 1 9
(U.S.) NC NORTH CAROLINA 2 2 1 3 1 9
(U.S.) AL ALABAMA 1 1 2 0 4 8
(U.S.) UT UTAH 1 3 0 2 2 8
(U.S.) WA WASHINGTON 3 2 0 0 2 7
(U.S.) KS KANSAS 3 1 1 1 0 6
(U.S.) NH NEW HAMPSHIRE 2 0 1 1 2 6
(U.S.) OR OREGON 2 0 3 1 0 6
(U.S.) AZ ARIZONA 0 2 0 1 2 5
(U.S.) DE DELAWARE 1 1 3 0 0 5
(U.S.) KY KENTUCKY 0 0 1 1 3 5
(U.S.) NE NEBRASKA 0 0 2 2 1 5
(U.S.) AR ARKANSAS 1 2 0 1 0 4
(U.S.) ID IDAHO 0 0 1 2 1 4
(U.S.) MD MARYLAND 2 1 0 1 0 4
(U.S.) RI RHODE ISLAND 2 1 0 1 0 4
(U.S.) NV NEVADA 0 1 1 0 1 3
(U.S.) IA IOWA 1 1 0 0 0 2
(U.S.) SC SOUTH CAROLINA 0 0 1 0 1 2
(U.S.) HI HAWAII 0 0 0 1 0 1
(U.S.) ME MAINE 0 0 1 0 0 1
(U.S.) MS MISSISSIPPI 0 1 0 0 0 1
(U.S.) MT MONTANA 0 1 0 0 0 1
(U.S.) VT VERMONT 0 0 0 0 1 1
(U.S.)   -- Subtotal -- 193 166 153 151 175 838
(Foreign) DEX GERMANY 26 35 44 38 37 180
(Foreign) JPX JAPAN 31 33 36 36 43 179
(Foreign) GBX UNITED KINGDOM 13 18 7 9 13 60
(Foreign) FRX FRANCE 6 17 14 10 11 58
(Foreign) TWX TAIWAN 6 7 7 9 5 34
(Foreign) CAX CANADA 4 6 3 8 10 31
(Foreign) SEX SWEDEN 5 3 4 4 11 27
(Foreign) ITX ITALY 4 3 4 1 7 19
(Foreign) KRX SOUTH KOREA 2 2 3 2 9 18
(Foreign) NLX NETHERLANDS 2 3 1 5 6 17
(Foreign) NOX NORWAY 3 3 0 2 5 13
(Foreign) CHX SWITZERLAND 2 0 2 4 3 11
(Foreign) AUX AUSTRALIA 0 3 1 3 1 8
(Foreign) ATX AUSTRIA 0 3 1 2 1 7
(Foreign) ILX ISRAEL 1 3 0 1 2 7
(Foreign) BRX BRAZIL 1 3 0 0 1 5
(Foreign) DKX DENMARK 0 1 2 0 2 5
(Foreign) FIX FINLAND 0 1 2 0 0 3
(Foreign) MXX MEXICO 0 0 0 1 1 2
(Foreign) THX THAILAND 0 1 0 1 0 2
(Foreign) ARX ARGENTINA 0 1 0 0 0 1
(Foreign) CLX CHILE 0 1 0 0 0 1
(Foreign) CNX CHINA P.REP. 0 0 0 0 1 1
(Foreign) ESX SPAIN 0 0 1 0 0 1
(Foreign) GRX GREECE 0 0 0 1 0 1
(Foreign) KWX KUWAIT 0 1 0 0 0 1
(Foreign) LUX LUXEMBOURG 0 0 0 0 1 1
(Foreign) NZX NEW ZEALAND 0 1 0 0 0 1
(Foreign) SGX SINGAPORE 0 0 0 0 1 1
(Foreign) SIX SLOVENIA 0 0 0 1 0 1
(Foreign) ZAX SOUTH AFRICA 0 0 0 1 0 1
(Foreign)   -- Subtotal -- 106 149 132 139 171 697
(ALL) ALL All Regions, U.S. and Foreign 299 315 285 290 346 1535


PTMD Contacts

Questions regarding these reports should be directed to:

U.S. Patent and Trademark Office
Office of Electronic Information Products - PTMD
PK3- Suite 441; P.O Box 1450
Alexandria VA 22313

tel: (703) 306-2600
fax: (703) 306-2737
email: oeip@uspto.gov

address of PTMD pages at the USPTO Web Site: http://www.uspto.gov/web/offices/ac/ido/oeip/taf/tafp.html
ftp download of selected PTMD reports and materials from : ftp.uspto.gov/pub/taf/


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