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

Patenting In Technology Classes,
Breakout By Organization

Count of 2006 - 2010 Utility Patent Grants,
By Calendar Year of Grant
With Patent Counts Based on Primary Patent Classification

- Explanation of Data -

Rank Ordered Listing of Organizations Receiving 5 or More Utility Patents During the Period
Having Primary Classification In

Class 366, Agitating (e.g., of articles and materials)

( technology class is determined by the primary classification assigned to the patent- see 'Explanation of Data' )
( patent ownership is determined by the first-named assignee listed on a patent )

The following table displays first-named assignees and counts of their associated patents, as distributed by the year of patent grant.
First-Named Assignee 2006 2007 2008 2009 2010 Total
~INDIVIDUALLY OWNED PATENT 26 27 27 24 29 133
IMPULSE DEVICES, INC. 0 0 10 4 1 15
PREMARK FEG L.L.C. 3 4 3 2 1 13
KABUSHIKI KAISHA KOBE SEIKO SHO (KOBE STEEL, LTD.) 4 1 2 2 3 12
SPX CORPORATION 2 3 3 3 0 11
RED DEVIL EQUIPMENT COMPANY 1 4 2 1 1 9
HALLIBURTON ENERGY SERVICES, INC. 2 3 0 1 1 7
LEVTECH, INC. 1 1 2 1 2 7
SHERWIN-WILLIAMS COMPANY 1 1 4 0 1 7
HAMILTON BEACH BRANDS, INC. 0 0 3 0 3 6
SULZER CHEMTECH AG 2 0 3 0 1 6
VITA-MIX CORPORATION 1 1 0 1 3 6
BUHLER AG 3 0 1 0 1 5
FIVE STAR TECHNOLOGIES, INC. 1 2 2 0 0 5
MCGILL TECHNOLOGY LIMITED 1 2 0 1 1 5
MCNEILUS TRUCK & MANUFACTURING CO., INC. 0 0 1 0 4 5
METSO PAPER, INC. 2 1 2 0 0 5
SITE-B COMPANY 1 1 1 2 0 5
STRYKER CORPORATION 0 1 1 0 3 5


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 files available for download at : http://www.uspto.gov/web/offices/ac/ido/oeip/taf/data/


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