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U.S. PATENT AND TRADEMARK OFFICE
Office of Electronic Information Products
Patent Technology Monitoring Division (PTMD)

Patenting In Technology Classes,
Breakout By Organization

Count of 1969 - 2004 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 169, Fire Extinguishers

( 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 1969 1970 1971 1972 1973 1974 1975 1976 1977 1978 1979 1980 1981 1982 1983 1984 1985 1986 1987 1988 1989 1990 1991 1992 1993 1994 1995 1996 1997 1998 1999 2000 2001 2002 2003 2004 Total
~Individually Owned Patent 14 13 20 16 31 27 35 14 17 20 12 17 18 12 11 10 14 17 19 11 21 16 27 30 22 13 9 25 31 31 42 40 24 26 20 12 737
FACTORY MUTUAL RESEARCH CORPORATION 0 0 5 17 10 12 7 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 1 0 0 54
CENTRAL SPRINKLER CORPORATION 0 0 0 0 0 0 0 0 1 3 0 0 1 0 0 0 2 4 1 2 1 3 1 4 0 1 0 3 2 1 1 0 0 1 1 0 33
RELIABLE AUTOMATIC SPRINKLER COMPANY INC. 0 0 1 0 1 1 0 1 0 0 0 2 0 0 0 1 0 0 0 2 1 0 0 0 0 0 0 0 0 2 3 3 1 5 2 0 26
KIDDE, INC. 3 4 2 1 3 0 2 1 1 0 0 0 1 0 0 3 0 0 2 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 23
UNITED STATES OF AMERICA, ARMY 0 0 0 0 0 0 1 1 0 2 1 0 2 2 0 1 0 1 1 0 0 1 1 0 0 0 0 1 1 1 1 1 1 0 0 0 20
VIKING CORPORATION 1 0 0 0 0 0 1 0 0 0 1 0 0 0 0 0 0 2 0 0 0 0 1 0 0 0 0 0 1 0 1 3 1 2 2 2 18
GRINNELL CORPORATION 1 0 1 0 1 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 2 0 1 1 0 0 1 0 0 1 2 1 1 1 1 16
UNITED STATES OF AMERICA, NAVY 1 0 0 0 2 0 1 0 0 0 0 1 0 0 0 1 0 1 2 0 0 0 0 0 0 0 0 0 0 0 2 1 0 0 0 1 13
FIGGIE INTERNATIONAL INC. 2 1 2 1 0 0 0 0 1 2 1 0 0 0 1 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 12
SPECTRONIX LTD. 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 1 1 2 0 0 0 1 0 0 3 3 0 0 0 0 0 0 0 0 12
UNITED STATES OF AMERICA, DEPARTMENT OF THE INTERIOR 1 1 0 0 0 0 1 3 0 0 0 0 2 0 1 0 0 0 0 0 0 0 0 1 0 1 1 0 0 0 0 0 0 0 0 0 12
PNM, INC. 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 1 1 1 0 3 0 1 0 2 10
WILLIAMS FIRE AND HAZARD CONTROL, INC. 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 2 4 2 0 0 1 0 10
GRINNELL FIRE PROTECTION SYSTEMS COMPANY, INC. 0 0 0 0 0 0 0 0 0 1 0 1 4 0 1 0 0 2 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 9
FIKE CORPORATION 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 1 1 0 0 0 1 2 1 0 0 0 1 0 8
GENERAL FIRE EXTINGUISHER CORPORATION 0 2 1 2 2 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 8
HALE FIRE PUMP COMPANY 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 1 0 0 0 0 0 2 0 1 1 0 2 0 0 0 0 0 0 0 0 0 8
STAR SPRINKLER CORPORATION 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 1 2 0 2 1 0 0 1 0 0 0 0 0 0 0 8
U.S. FIRE CONTROL CORPORATION 0 0 0 0 1 1 0 1 0 0 0 0 0 1 0 1 0 0 1 0 0 1 1 0 0 0 0 0 0 0 0 0 0 0 0 0 8
HOCHIKI CORPORATION 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 2 0 0 1 0 0 0 0 0 1 0 2 0 0 0 0 7
SENJU SPRINKLER COMPANY LIMITED 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 2 0 0 1 0 0 1 1 0 1 0 1 7
FEECON CORPORATION 0 0 0 0 0 0 0 1 0 0 1 2 0 0 0 0 2 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 6
MIJA INDUSTRIES, INC. 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 2 0 0 2 1 1 0 6
TWENTY FIRST CENTURY INTERNATIONAL FIRE EQUIPMENT AND SERVICE CORP. 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 1 0 0 1 0 0 0 0 1 0 1 1 0 0 0 0 6
VICTAULIC COMPANY OF AMERICA 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 2 2 6
CATERPILLAR INC. 0 0 0 0 0 0 0 0 1 1 0 0 3 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 5
FIKE METAL PRODUCTS CORPORATION 0 0 0 1 1 0 0 0 0 1 0 1 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 5
FIREFLY AB 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 2 0 0 0 0 0 2 5
GRUNAU COMPANY, INC. 0 0 0 0 0 0 0 0 1 1 0 0 0 0 1 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 5
HYPRO CORP. 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 1 0 0 1 0 1 0 0 0 0 0 1 5
IMPERIAL CHEMICAL INDUSTRIES PLC 0 0 1 0 1 0 2 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 5
LOCKHEED CORPORATION 0 0 0 0 1 0 0 0 0 0 0 0 0 0 1 0 1 1 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 5
MATHER + PLATT LIMITED 0 0 0 0 0 0 1 0 0 0 2 0 1 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 5
NORRIS INDUSTRIES, INC. 2 0 2 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 5
OLIN CORPORATION 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 3 0 1 0 0 0 0 0 0 0 5
STAR SPRINKLER CORPORATION OF FLORIDA 0 0 1 1 2 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 5
SYSTRON DONNER CORP. 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 1 0 2 0 0 1 0 0 0 0 0 0 0 0 0 5


PTMD Contacts

Questions regarding these reports should be directed to:

U.S. Patent and Trademark Office
Office of Electronic Information Products - PTMD
MDW 4C18; P.O Box 1450
Alexandria VA 22313-1450

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

address of PTMD pages at the USPTO Web Site: http://www.uspto.gov/web/offices/ac/ido/oeip/taf/tafp.html
ftp download of selected PTMD reports and materials from : ftp.uspto.gov/pub/taf/


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