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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 205, Electrolysis: Processes, Compositions Used Therein, and Methods of Preparing the Compositions

( 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.) CA CALIFORNIA 51 42 39 49 51 232
(U.S.) NY NEW YORK 27 19 13 9 11 79
(U.S.) OH OHIO 16 21 16 10 7 70
(U.S.) TX TEXAS 18 9 6 13 5 51
(U.S.) PA PENNSYLVANIA 16 15 11 7 1 50
(U.S.) MA MASSACHUSETTS 10 9 11 8 5 43
(U.S.) OR OREGON 6 8 3 14 5 36
(U.S.) CT CONNECTICUT 4 10 7 6 7 34
(U.S.) NJ NEW JERSEY 10 9 3 9 0 31
(U.S.) MI MICHIGAN 6 6 5 4 6 27
(U.S.) WA WASHINGTON 4 11 3 4 2 24
(U.S.) SC SOUTH CAROLINA 8 5 3 4 3 23
(U.S.) IL ILLINOIS 7 3 6 3 2 21
(U.S.) AZ ARIZONA 4 4 7 5 0 20
(U.S.) MT MONTANA 4 4 4 3 4 19
(U.S.) CO COLORADO 7 2 2 4 1 16
(U.S.) FL FLORIDA 2 2 2 3 4 13
(U.S.) MD MARYLAND 5 2 3 1 2 13
(U.S.) NM NEW MEXICO 3 3 1 4 2 13
(U.S.) MO MISSOURI 6 0 2 2 1 11
(U.S.) ID IDAHO 1 2 4 3 0 10
(U.S.) NC NORTH CAROLINA 4 0 4 2 0 10
(U.S.) MN MINNESOTA 1 2 1 3 2 9
(U.S.) NH NEW HAMPSHIRE 4 0 4 0 1 9
(U.S.) WI WISCONSIN 3 1 2 1 2 9
(U.S.) UT UTAH 1 3 1 2 1 8
(U.S.) RI RHODE ISLAND 3 0 0 2 1 6
(U.S.) TN TENNESSEE 2 2 1 1 0 6
(U.S.) IN INDIANA 1 0 3 0 1 5
(U.S.) AL ALABAMA 2 1 0 0 1 4
(U.S.) NV NEVADA 1 3 0 0 0 4
(U.S.) DE DELAWARE 1 1 0 1 0 3
(U.S.) GA GEORGIA 1 1 1 0 0 3
(U.S.) IA IOWA 1 1 0 0 1 3
(U.S.) LA LOUISIANA 3 0 0 0 0 3
(U.S.) VA VIRGINIA 0 0 1 2 0 3
(U.S.) OK OKLAHOMA 1 0 1 0 0 2
(U.S.) VT VERMONT 1 1 0 0 0 2
(U.S.) KY KENTUCKY 1 0 0 0 0 1
(U.S.) WV WEST VIRGINIA 0 0 1 0 0 1
(U.S.)   -- Subtotal -- 246 202 171 179 129 927
(Foreign) JPX JAPAN 71 76 76 68 39 330
(Foreign) DEX GERMANY 43 33 28 26 22 152
(Foreign) GBX UNITED KINGDOM 17 14 14 11 6 62
(Foreign) CAX CANADA 14 11 8 10 7 50
(Foreign) TWX TAIWAN 9 3 7 11 6 36
(Foreign) FRX FRANCE 17 4 4 7 2 34
(Foreign) KRX SOUTH KOREA 3 9 7 3 2 24
(Foreign) CHX SWITZERLAND 3 4 7 5 2 21
(Foreign) AUX AUSTRALIA 4 3 4 3 6 20
(Foreign) BSX THE BAHAMAS 2 7 4 3 0 16
(Foreign) ITX ITALY 8 3 1 2 1 15
(Foreign) BEX BELGIUM 5 2 2 2 3 14
(Foreign) NLX NETHERLANDS 3 3 1 3 3 13
(Foreign) ILX ISRAEL 2 2 3 3 2 12
(Foreign) RUX RUSSIAN FEDERATION 3 2 2 3 1 11
(Foreign) SEX SWEDEN 4 4 1 1 0 10
(Foreign) ATX AUSTRIA 2 2 4 1 0 9
(Foreign) FIX FINLAND 1 3 1 2 0 7
(Foreign) NOX NORWAY 1 2 0 2 2 7
(Foreign) DKX DENMARK 0 2 2 1 1 6
(Foreign) ESX SPAIN 1 0 0 1 1 3
(Foreign) HKX CHINA,HONG KONG S.A.R. 0 0 1 0 1 2
(Foreign) INX INDIA 0 0 0 1 1 2
(Foreign) BRX BRAZIL 1 0 0 0 0 1
(Foreign) CLX CHILE 1 0 0 0 0 1
(Foreign) GRX GREECE 0 1 0 0 0 1
(Foreign) LTX LITHUANIA 0 0 0 1 0 1
(Foreign) LUX LUXEMBOURG 0 0 0 0 1 1
(Foreign) MDX MOLDOVA, REPUBLIC OF 0 0 0 0 1 1
(Foreign) SAX SAUDI ARABIA 0 0 0 1 0 1
(Foreign) SGX SINGAPORE 0 0 1 0 0 1
(Foreign) SIX SLOVENIA 1 0 0 0 0 1
(Foreign) THX THAILAND 0 0 0 1 0 1
(Foreign)   -- Subtotal -- 216 190 178 172 110 866
(ALL) ALL All Regions, U.S. and Foreign 462 392 349 351 239 1793


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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

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