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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 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 303, Fluid-Pressure and Analogous Brake Systems

( 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.) MI MICHIGAN 20 31 26 27 13 117
(U.S.) OH OHIO 9 10 14 9 9 51
(U.S.) NY NEW YORK 10 9 7 6 3 35
(U.S.) PA PENNSYLVANIA 9 6 5 1 1 22
(U.S.) IN INDIANA 4 6 6 3 2 21
(U.S.) CA CALIFORNIA 3 3 3 5 3 17
(U.S.) IL ILLINOIS 7 2 1 5 2 17
(U.S.) FL FLORIDA 2 3 6 2 1 14
(U.S.) SC SOUTH CAROLINA 2 1 0 4 3 10
(U.S.) MO MISSOURI 1 2 3 1 1 8
(U.S.) MD MARYLAND 2 2 1 1 0 6
(U.S.) NC NORTH CAROLINA 1 1 2 1 1 6
(U.S.) MN MINNESOTA 1 2 2 0 0 5
(U.S.) TX TEXAS 0 3 2 0 0 5
(U.S.) AL ALABAMA 1 1 0 2 0 4
(U.S.) IA IOWA 0 2 1 1 0 4
(U.S.) ID IDAHO 0 1 1 0 1 3
(U.S.) KS KANSAS 2 0 0 0 1 3
(U.S.) VT VERMONT 1 1 1 0 0 3
(U.S.) AR ARKANSAS 0 0 2 0 0 2
(U.S.) CT CONNECTICUT 0 0 1 0 1 2
(U.S.) UT UTAH 0 1 0 0 1 2
(U.S.) VA VIRGINIA 0 1 0 1 0 2
(U.S.) WA WASHINGTON 1 1 0 0 0 2
(U.S.) CO COLORADO 1 0 0 0 0 1
(U.S.) GA GEORGIA 0 0 1 0 0 1
(U.S.) NJ NEW JERSEY 1 0 0 0 0 1
(U.S.) OR OREGON 0 1 0 0 0 1
(U.S.) WI WISCONSIN 0 1 0 0 0 1
(U.S.)   -- Subtotal -- 78 91 85 69 43 366
(Foreign) JPX JAPAN 100 107 83 50 37 377
(Foreign) DEX GERMANY 76 85 62 47 40 310
(Foreign) GBX UNITED KINGDOM 10 9 8 9 4 40
(Foreign) KRX SOUTH KOREA 2 4 3 3 2 14
(Foreign) FRX FRANCE 1 1 2 3 2 9
(Foreign) ITX ITALY 2 1 0 1 1 5
(Foreign) SEX SWEDEN 2 0 2 1 0 5
(Foreign) CAX CANADA 0 0 1 2 1 4
(Foreign) TWX TAIWAN 1 0 0 0 2 3
(Foreign) CNX CHINA P.REP. 0 0 1 1 0 2
(Foreign) BEX BELGIUM 0 1 0 0 0 1
(Foreign) DKX DENMARK 0 1 0 0 0 1
(Foreign) HUX HUNGARY 0 1 0 0 0 1
(Foreign) MXX MEXICO 1 0 0 0 0 1
(Foreign)   -- Subtotal -- 195 210 162 117 89 773
(ALL) ALL All Regions, U.S. and Foreign 273 301 247 186 132 1139


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/


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