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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 2000 - 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 436, Chemistry: Analytical and Immunological Testing

( 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 2000 2001 2002 2003 2004 Total
~Individually Owned Patent 43 43 30 43 30 189
BAYER CORPORATION 15 10 14 5 3 47
UNIVERSITY OF CALIFORNIA, THE REGENTS OF 8 8 12 7 7 42
CALIPER TECHNOLOGIES CORP. 1 1 9 11 0 22
COULTER INTERNATIONAL CORP. 2 8 3 5 4 22
ROCHE DIAGNOSTICS GMBH 3 9 2 2 6 22
ABBOTT LABORATORIES 8 4 3 3 3 21
SYMYX TECHNOLOGIES, INC. 1 3 9 3 3 19
AGILENT TECHNOLOGIES, INC. 0 5 8 2 3 18
BECTON, DICKINSON AND COMPANY 2 3 6 4 3 18
DADE BEHRING MARBURG GMBH 4 7 3 1 3 18
UNITED STATES OF AMERICA, NAVY 3 4 3 2 5 17
3M INNOVATIVE PROPERTIES COMPANY 1 1 8 3 3 16
GENERAL ELECTRIC COMPANY 0 0 6 5 4 15
BECKMAN COULTER, INC. 6 4 0 1 1 12
ZYOMYX, INCORPORATED 0 1 4 4 3 12
FUJI PHOTO FILM CO., LTD 0 2 3 4 2 11
HITACHI, LTD 2 1 0 4 4 11
LIFESCAN, INC. 0 1 1 1 8 11
STRECK LABORATORIES, INC. 2 2 4 2 1 11
ROCHE DIAGNOSTICS CORPORATION, INC. 3 2 0 3 2 10
UNIVERSITY OF WASHINGTON 3 5 0 2 0 10
MATSUSHITA ELECTRIC INDUSTRIAL CO., LTD. 0 3 1 1 4 9
UNITED STATES OF AMERICA, HEALTH & HUMAN SERVICES 0 1 3 1 4 9
DADE BEHRING INC. 4 1 0 3 0 8
NOVARTIS AG (FORMERLY SANDOZ LTD.) 1 4 1 0 2 8
UNITED STATES OF AMERICA, ARMY 1 2 1 1 3 8
UNIVERSITY OF HOUSTON 1 1 0 6 0 8
UNIVERSITY OF UTAH RESEARCH FOUNDATION 0 3 2 1 2 8
AVL MEDICAL INSTRUMENTS AG 4 3 0 0 0 7
BIOSITE DIAGNOSTICS, INC. 1 5 0 1 0 7
DIONEX CORPORATION 0 3 2 2 0 7
GLAXO WELLCOME INC. 3 4 0 0 0 7
IGEN INTERNATIONAL, INC. 2 1 1 2 1 7
RESEARCH FOUNDATION OF STATE UNIVERSITY OF NEW YORK 1 1 1 3 1 7
SYSMEX CORPORATION 0 1 2 2 2 7
BIACORE AB 2 1 0 2 1 6
CALIFORNIA INSTITUTE OF TECHNOLOGY 4 0 1 0 1 6
CEM CORPORATION 0 2 0 3 1 6
CORNING INCORPORATED 1 2 2 0 1 6
DRAGER SICHERHEITSTECHNIK GMBH 3 1 2 0 0 6
INSTITUT FRANCAIS DU PETROLE 1 0 1 3 1 6
MASSACHUSETTS INSTITUTE OF TECHNOLOGY 0 0 2 1 3 6
MOLECULAR PROBES, INC. 1 2 1 2 0 6
NALCO CHEMICAL COMPANY 2 2 2 0 0 6
PENN STATE RESEARCH FOUNDATION, INC. 1 1 1 2 1 6
SMITHKLINE BEECHAM CORPORATION 1 1 2 1 1 6
UNIVERSITY OF MARYLAND 1 1 1 1 2 6
UNIVERSITY OF PITTSBURGH 1 2 0 1 2 6
UNIVERSITY OF TEXAS 1 1 0 2 2 6
UOP 0 0 1 2 3 6
VENTANA MEDICAL SYSTEMS, INC. 1 0 2 3 0 6
AFFYMETRIX, INC. 1 2 0 1 1 5
ARKRAY, INC. 0 0 0 1 4 5
BATTELLE MEMORIAL INSTITUTE 0 0 1 0 4 5
BIOMERIEUX SA 1 0 2 2 0 5
CORNELL RESEARCH FOUNDATION INC. 1 2 1 0 1 5
ESA, INC. 0 2 1 2 0 5
HAEMOSCOPE CORPORATION 0 1 0 2 2 5
HARVARD COLLEGE, PRESIDENT AND FELLOWS 1 0 1 1 2 5
HOME DIAGNOSTICS, INC. 1 1 0 2 1 5
IDEXX LABORATORIES, INC. 0 1 2 2 0 5
IMMUNIVEST CORPORATION 1 0 0 4 0 5
KYOTO DAIICHI KAGAKU CO., LTD. 0 2 1 0 2 5
LABSYSTEMS OY 2 2 1 0 0 5
LARGE SCALE PROTEOMICS CORP. 0 0 1 2 2 5
MEDTRONIC INC. 1 2 0 2 0 5
MERCK + CO., INC. 0 2 2 1 0 5
PHARMACOPEIA, INC. 1 2 2 0 0 5
PRECISION SYSTEM SCIENCE CO., LTD. 3 0 1 1 0 5
ROCKEFELLER UNIVERSITY 0 1 2 1 1 5
SPECTRAL DIAGNOSTICS INC. 0 3 1 0 1 5
TEKMAR COMPANY 3 0 1 1 0 5
TOSOH CORPORATION 0 3 0 2 0 5
UNITED STATES OF AMERICA, DEPARTMENT OF ENERGY 1 1 3 0 0 5
UNIVERSITY OF MICHIGAN 3 0 0 0 2 5


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