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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 2011 - 2015 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 454, Ventilation

( 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 2011 2012 2013 2014 2015 Total
(U.S.) MI MICHIGAN 12 5 15 9 13 54
(U.S.) TX TEXAS 5 6 5 5 9 30
(U.S.) CA CALIFORNIA 4 3 4 10 6 27
(U.S.) MA MASSACHUSETTS 1 5 3 5 4 18
(U.S.) AZ ARIZONA 2 1 4 6 3 16
(U.S.) WA WASHINGTON 1 0 0 4 7 12
(U.S.) OH OHIO 0 1 4 2 5 12
(U.S.) VA VIRGINIA 0 3 3 4 2 12
(U.S.) IL ILLINOIS 0 0 4 2 5 11
(U.S.) FL FLORIDA 1 2 1 3 4 11
(U.S.) NY NEW YORK 1 2 4 2 1 10
(U.S.) NC NORTH CAROLINA 2 0 2 3 2 9
(U.S.) KY KENTUCKY 1 0 3 1 4 9
(U.S.) IN INDIANA 2 0 3 0 4 9
(U.S.) NJ NEW JERSEY 0 2 1 3 3 9
(U.S.) OR OREGON 0 0 3 1 4 8
(U.S.) GA GEORGIA 0 0 1 0 7 8
(U.S.) PA PENNSYLVANIA 2 0 2 1 2 7
(U.S.) WI WISCONSIN 3 1 0 2 1 7
(U.S.) MO MISSOURI 1 2 2 2 0 7
(U.S.) MN MINNESOTA 1 2 0 2 1 6
(U.S.) IA IOWA 0 0 1 3 1 5
(U.S.) OK OKLAHOMA 1 0 0 3 0 4
(U.S.) TN TENNESSEE 1 1 1 0 1 4
(U.S.) NV NEVADA 0 0 2 0 1 3
(U.S.) MD MARYLAND 2 0 1 0 0 3
(U.S.) CO COLORADO 0 0 2 1 0 3
(U.S.) CT CONNECTICUT 0 0 2 0 1 3
(U.S.) NH NEW HAMPSHIRE 1 1 0 0 0 2
(U.S.) MT MONTANA 0 1 1 0 0 2
(U.S.) SC SOUTH CAROLINA 0 0 0 1 1 2
(U.S.) AL ALABAMA 0 2 0 0 0 2
(U.S.) RI RHODE ISLAND 0 0 1 0 1 2
(U.S.) KS KANSAS 1 1 0 0 0 2
(U.S.) MS MISSISSIPPI 0 1 0 0 0 1
(U.S.) NE NEBRASKA 0 1 0 0 0 1
(U.S.) VT VERMONT 0 0 0 1 0 1
(U.S.) DE DELAWARE 0 0 0 0 1 1
(U.S.)   -- Subtotal -- 45 43 75 76 94 333
 
(Foreign) JPX JAPAN 9 9 17 19 21 75
(Foreign) DEX GERMANY 8 10 12 14 30 74
(Foreign) CAX CANADA 4 2 2 4 9 21
(Foreign) KRX KOREA, SOUTH 3 1 4 6 6 20
(Foreign) FRX FRANCE 1 1 3 5 3 13
(Foreign) GBX UNITED KINGDOM 3 3 0 1 4 11
(Foreign) TWX TAIWAN 0 3 3 3 2 11
(Foreign) CNX CHINA, PEOPLE'S REPUBLIC OF 0 0 0 4 4 8
(Foreign) CHX SWITZERLAND 1 1 3 1 0 6
(Foreign) ITX ITALY 0 4 1 0 1 6
(Foreign) AUX AUSTRALIA 0 1 0 2 0 3
(Foreign) DKX DENMARK 0 2 1 0 0 3
(Foreign) SEX SWEDEN 0 1 0 0 2 3
(Foreign) BRX BRAZIL 0 1 1 0 1 3
(Foreign) FIX FINLAND 0 0 2 1 0 3
(Foreign) NLX NETHERLANDS 0 0 1 0 1 2
(Foreign) IRX IRAN 0 0 0 0 1 1
(Foreign) ATX AUSTRIA 0 0 0 0 1 1
(Foreign) ZAX SOUTH AFRICA 1 0 0 0 0 1
(Foreign) ESX SPAIN 0 1 0 0 0 1
(Foreign) LUX LUXEMBOURG 0 1 0 0 0 1
(Foreign) CZX CZECH REPUBLIC 0 0 1 0 0 1
(Foreign) BEX BELGIUM 0 0 0 0 1 1
(Foreign) THX THAILAND 1 0 0 0 0 1
(Foreign)   -- Subtotal -- 31 41 51 60 87 270
 
(ALL) ALL All Regions, U.S. and Foreign 76 84 126 136 181 603



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