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U.S. PATENT AND TRADEMARK OFFICE
Electronic Information Products Division
Patent Technology Monitoring Team (PTMT)

Patenting In Technology Classes,
Breakout By Organization

Count of 2004 - 2008 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 052, Static Structures (e.g., Buildings)

( 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 2004 2005 2006 2007 2008 Total
~INDIVIDUALLY OWNED PATENT 359 294 233 179 170 1235
CERTAIN-TEED CORPORATION 6 4 3 5 2 20
STEELCASE DEVELOPMENT CORPORATION 10 6 1 1 0 18
PERGO, AB 4 5 4 1 2 16
SIMPSON STRONG-TIE COMPANY, INC. 1 4 3 3 4 15
BUILDING MATERIALS INVESTMENT CORPORATION 4 3 4 2 0 13
OWENS-CORNING FIBERGLAS TECHNOLOGY, INC. 8 1 1 2 0 12
DIETRICH INDUSTRIES, INC. 5 1 1 4 0 11
VALINGE ALUMINUM AB 2 5 3 0 1 11
FLOORING INDUSTRIES, LTD. 1 3 3 1 1 9
THE STEEL NETWORK, INC. 2 2 2 2 1 9
UNILIN BEHEER BV, BESLOTEN VENNOOTSCHAP 2 3 2 0 2 9
VALINGE INNOVATION AB 0 0 3 2 4 9
WORTHINGTON ARMSTRONG VENTURE 4 1 1 3 0 9
HOHMANN BARNARD, INC. 1 5 1 0 1 8
RITE-HITE HOLDING CORPORATION 0 4 0 3 1 8
USG INTERIORS, INC. 6 0 1 0 1 8
VKR HOLDING A/S 1 3 1 0 3 8
JAMES HARDIE INTERNATIONAL FINANCE B.V. 0 2 1 4 0 7
MASONITE CORPORATION 0 0 3 1 3 7
ANDERSEN CORPORATION 1 1 2 1 1 6
DAYTON SUPERIOR CORPORATION 2 2 1 1 0 6
HITACHI, LTD 3 0 1 2 0 6
KRUEGER INTERNATIONAL, INC. 3 2 0 1 0 6
PACTIV CORPORATION 2 0 3 0 1 6
SOLATUBE INTERNATIONAL, INC. 0 0 3 2 1 6
TAC-FAST GEORGIA, L.L.C. 1 0 0 3 2 6
ULTRAFRAME (UK) LIMITED 5 0 1 0 0 6
W. R. GRACE & CO.-CONN. 1 1 2 2 0 6
3M INNOVATIVE PROPERTIES COMPANY 2 1 2 0 0 5
AKZENTA PANEELE + PROFILE GMBH 1 0 2 0 2 5
ARANAR, INC. 0 1 2 2 0 5
CARDINAL IG COMPANY 2 1 2 0 0 5
FUKUVI USA, INC. 1 1 3 0 0 5
HERMAN MILLER INC. 5 0 0 0 0 5
HILL-ROM SERVICES, INC. 0 1 1 2 1 5
HUNTER DOUGLAS, INC. 0 0 1 2 2 5
ILLINOIS TOOL WORKS INC. 3 2 0 0 0 5
JOHNS MANVILLE INTERNATIONAL, INC. 3 2 0 0 0 5
NIPPON STEEL CORP. 2 0 1 2 0 5
PLASTIC COMPONENTS, INC. 3 0 1 0 1 5
QUALITY EDGE, INC. 0 2 2 0 1 5
ROYAL GROUP TECHNOLOGIES LIMITED 2 3 0 0 0 5
SKYLINE DISPLAYS, INC. 1 1 3 0 0 5
TAPCO INTERNATIONAL CORPORATION 1 1 1 1 1 5
TAPCO INTERNATIONAL, INC. 0 0 1 4 0 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
ftp download of selected PTMT reports and materials from : ftp.uspto.gov/pub/taf/


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