Skip menu navigation Home > Listing of Viewable PTMD Reports > Table of Contents for This Set of Reports


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 2000 - 2004 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 431, Combustion

( 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 2000 2001 2002 2003 2004 Total
(U.S.) CA CALIFORNIA 34 26 18 22 17 117
(U.S.) NY NEW YORK 7 13 7 8 11 46
(U.S.) IL ILLINOIS 15 7 5 6 8 41
(U.S.) OH OHIO 6 9 14 5 6 40
(U.S.) CT CONNECTICUT 8 5 10 2 5 30
(U.S.) MA MASSACHUSETTS 11 7 1 4 3 26
(U.S.) OK OKLAHOMA 2 2 4 6 8 22
(U.S.) PA PENNSYLVANIA 2 4 4 4 8 22
(U.S.) FL FLORIDA 4 5 3 5 2 19
(U.S.) TX TEXAS 3 4 5 5 2 19
(U.S.) NJ NEW JERSEY 2 2 3 6 3 16
(U.S.) MN MINNESOTA 3 4 7 0 1 15
(U.S.) GA GEORGIA 2 2 2 3 5 14
(U.S.) IN INDIANA 2 1 4 5 1 13
(U.S.) TN TENNESSEE 3 1 3 4 2 13
(U.S.) MI MICHIGAN 4 2 2 2 2 12
(U.S.) NM NEW MEXICO 0 2 5 1 3 11
(U.S.) WI WISCONSIN 3 3 0 3 2 11
(U.S.) KS KANSAS 2 1 2 1 2 8
(U.S.) SC SOUTH CAROLINA 0 3 1 1 1 6
(U.S.) LA LOUISIANA 1 1 2 1 0 5
(U.S.) MO MISSOURI 0 0 1 1 3 5
(U.S.) VA VIRGINIA 2 1 1 1 0 5
(U.S.) KY KENTUCKY 2 0 0 1 1 4
(U.S.) WA WASHINGTON 0 2 1 1 0 4
(U.S.) AZ ARIZONA 0 1 0 1 1 3
(U.S.) CO COLORADO 1 2 0 0 0 3
(U.S.) MD MARYLAND 1 0 1 0 1 3
(U.S.) MS MISSISSIPPI 0 0 1 2 0 3
(U.S.) NV NEVADA 1 1 1 0 0 3
(U.S.) RI RHODE ISLAND 1 1 0 1 0 3
(U.S.) ID IDAHO 0 1 0 1 0 2
(U.S.) AL ALABAMA 0 0 1 0 0 1
(U.S.) IA IOWA 0 0 0 0 1 1
(U.S.) ME MAINE 0 0 0 1 0 1
(U.S.) NC NORTH CAROLINA 0 0 0 0 1 1
(U.S.) ND NORTH DAKOTA 1 0 0 0 0 1
(U.S.) NH NEW HAMPSHIRE 0 0 0 0 1 1
(U.S.) OR OREGON 0 0 0 0 1 1
(U.S.) UT UTAH 0 0 1 0 0 1
(U.S.) VT VERMONT 1 0 0 0 0 1
(U.S.) WV WEST VIRGINIA 1 0 0 0 0 1
(U.S.) WY WYOMING 0 1 0 0 0 1
(U.S.)   -- Subtotal -- 125 114 110 104 102 555
(Foreign) JPX JAPAN 31 10 9 11 11 72
(Foreign) DEX GERMANY 9 10 5 11 15 50
(Foreign) TWX TAIWAN 6 16 7 12 4 45
(Foreign) FRX FRANCE 10 6 8 11 6 41
(Foreign) CHX SWITZERLAND 10 7 5 7 6 35
(Foreign) CAX CANADA 7 5 7 4 3 26
(Foreign) HKX CHINA,HONG KONG S.A.R. 5 6 4 4 3 22
(Foreign) KRX SOUTH KOREA 3 4 6 1 7 21
(Foreign) ITX ITALY 6 2 1 4 4 17
(Foreign) GBX UNITED KINGDOM 3 3 3 3 1 13
(Foreign) CNX CHINA P.REP. 2 0 1 3 6 12
(Foreign) NLX NETHERLANDS 0 0 0 6 5 11
(Foreign) RUX RUSSIAN FEDERATION 6 2 0 0 0 8
(Foreign) SEX SWEDEN 1 4 1 0 1 7
(Foreign) AUX AUSTRALIA 1 1 0 0 2 4
(Foreign) ESX SPAIN 0 0 2 1 1 4
(Foreign) DKX DENMARK 0 1 0 1 1 3
(Foreign) ILX ISRAEL 1 1 1 0 0 3
(Foreign) MXX MEXICO 1 1 0 1 0 3
(Foreign) ATX AUSTRIA 1 0 0 1 0 2
(Foreign) BEX BELGIUM 2 0 0 0 0 2
(Foreign) FIX FINLAND 1 1 0 0 0 2
(Foreign) NOX NORWAY 1 0 1 0 0 2
(Foreign) PTX PORTUGAL 0 0 0 1 1 2
(Foreign) CZX CZECH REPUBLIC 0 0 0 0 1 1
(Foreign) IEX IRELAND 0 1 0 0 0 1
(Foreign) MYX MALAYSIA 0 0 0 0 1 1
(Foreign) VGX VIRGIN (BRITISH) ISLANDS 0 0 0 1 0 1
(Foreign)   -- Subtotal -- 107 81 61 83 79 411
(ALL) ALL All Regions, U.S. and Foreign 232 195 171 187 181 966


PTMD Contacts

Questions regarding these reports should be directed to:

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

tel: (571) 272-5600
fax: (571) 273-0110
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/


Top

Skip menu navigation Home > Listing of Viewable PTMD Reports > Table of Contents for This Set of Reports