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U.S. PATENT AND TRADEMARK OFFICE
Patent Technology Monitoring Team (PTMT)

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

Count of 2008 - 2012 Utility Patent Grants,
As Distributed 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 055, Gas Separation

( technology class is determined by the primary classification assigned to a 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 2008 2009 2010 2011 2012 Total
(U.S.) MN MINNESOTA 22 15 17 38 28 120
(U.S.) MI MICHIGAN 8 9 15 23 12 67
(U.S.) IL ILLINOIS 13 11 9 9 9 51
(U.S.) WI WISCONSIN 8 6 10 9 15 48
(U.S.) OH OHIO 8 8 9 14 3 42
(U.S.) NY NEW YORK 4 10 14 4 9 41
(U.S.) CA CALIFORNIA 12 9 4 5 5 35
(U.S.) NC NORTH CAROLINA 5 7 6 5 9 32
(U.S.) TX TEXAS 2 3 6 5 10 26
(U.S.) MA MASSACHUSETTS 1 5 3 8 5 22
(U.S.) MO MISSOURI 1 5 2 3 7 18
(U.S.) TN TENNESSEE 3 4 4 3 3 17
(U.S.) CT CONNECTICUT 2 3 2 4 5 16
(U.S.) PA PENNSYLVANIA 2 1 5 6 0 14
(U.S.) KY KENTUCKY 2 3 1 5 2 13
(U.S.) FL FLORIDA 3 1 1 4 3 12
(U.S.) KS KANSAS 1 1 1 4 5 12
(U.S.) NE NEBRASKA 1 1 4 3 2 11
(U.S.) MD MARYLAND 1 2 4 1 2 10
(U.S.) VA VIRGINIA 2 1 2 1 3 9
(U.S.) AL ALABAMA 2 1 2 1 2 8
(U.S.) IN INDIANA 1 2 2 3 0 8
(U.S.) MS MISSISSIPPI 0 2 5 0 1 8
(U.S.) WA WASHINGTON 1 0 4 3 0 8
(U.S.) AR ARKANSAS 2 0 0 2 2 6
(U.S.) CO COLORADO 3 1 2 0 0 6
(U.S.) ID IDAHO 2 0 2 1 1 6
(U.S.) NJ NEW JERSEY 1 2 1 2 0 6
(U.S.) GA GEORGIA 1 1 0 1 2 5
(U.S.) DE DELAWARE 0 2 1 0 1 4
(U.S.) IA IOWA 0 1 1 1 1 4
(U.S.) OK OKLAHOMA 1 0 0 1 2 4
(U.S.) OR OREGON 1 0 1 2 0 4
(U.S.) SC SOUTH CAROLINA 1 0 2 0 1 4
(U.S.) NH NEW HAMPSHIRE 0 1 1 1 0 3
(U.S.) NM NEW MEXICO 1 0 1 1 0 3
(U.S.) AZ ARIZONA 1 0 1 0 0 2
(U.S.) AK ALASKA 0 0 0 0 1 1
(U.S.) HI HAWAII 0 0 1 0 0 1
(U.S.) NV NEVADA 1 0 0 0 0 1
(U.S.) RI RHODE ISLAND 1 0 0 0 0 1
(U.S.) UT UTAH 0 1 0 0 0 1
(U.S.) WY WYOMING 0 0 0 0 1 1
(U.S.)   -- Subtotal -- 121 119 146 173 152 711
(Foreign) JPX JAPAN 38 40 31 54 36 199
(Foreign) DEX GERMANY 18 25 30 36 43 152
(Foreign) KRX KOREA, SOUTH 27 39 44 23 13 146
(Foreign) GBX UNITED KINGDOM 12 9 10 16 14 61
(Foreign) CAX CANADA 7 9 9 7 7 39
(Foreign) TWX TAIWAN 4 6 8 8 3 29
(Foreign) FRX FRANCE 6 3 4 8 2 23
(Foreign) SEX SWEDEN 4 1 5 6 3 19
(Foreign) BEX BELGIUM 0 0 1 8 8 17
(Foreign) ITX ITALY 2 6 2 4 1 15
(Foreign) CNX CHINA, PEOPLE'S REPUBLIC OF 0 2 4 3 5 14
(Foreign) NLX NETHERLANDS 5 2 1 0 1 9
(Foreign) NOX NORWAY 2 3 1 2 0 8
(Foreign) CHX SWITZERLAND 0 1 3 1 2 7
(Foreign) HKX CHINA, HONG KONG S.A.R. 2 3 1 0 1 7
(Foreign) AUX AUSTRALIA 0 1 1 2 2 6
(Foreign) DKX DENMARK 1 1 2 0 1 5
(Foreign) FIX FINLAND 1 2 0 2 0 5
(Foreign) ATX AUSTRIA 0 0 1 1 2 4
(Foreign) ILX ISRAEL 1 1 0 0 2 4
(Foreign) BRX BRAZIL 1 1 1 0 0 3
(Foreign) AMX ARMENIA 0 0 0 1 0 1
(Foreign) EEX ESTONIA 0 0 0 0 1 1
(Foreign) GRX GREECE 0 0 0 1 0 1
(Foreign) INX INDIA 0 1 0 0 0 1
(Foreign) NZX NEW ZEALAND 0 0 0 0 1 1
(Foreign) RUX RUSSIAN FEDERATION 0 1 0 0 0 1
(Foreign) SAX SAUDI ARABIA 0 0 0 1 0 1
(Foreign) SGX SINGAPORE 0 0 0 0 1 1
(Foreign)   -- Subtotal -- 131 157 159 184 149 780
(ALL) ALL All Regions, U.S. and Foreign 252 276 305 357 301 1491


PTMT Contacts

Questions regarding these reports should be directed to:

U.S. Patent and Trademark Office
Electronic Information Products Division - PTMT
P.O Box 1450
Alexandria VA 22313-1450

tel: (571) 272-5600
fax: (571) 273-0110
email: oeip@uspto.gov

address of PTMT pages at the USPTO Web Site: http://www.uspto.gov/web/offices/ac/ido/oeip/taf/tafp.html
selected PTMT materials available for download at : http://www.uspto.gov/web/offices/ac/ido/oeip/taf/data/


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