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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 585, Chemistry of Hydrocarbon Compounds

( 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
EXXONMOBIL CHEMICAL PATENTS INC. 28 26 39 60 50 203
UOP 11 17 10 20 41 99
CHEVRON U.S.A. INC. 19 9 4 2 3 37
CATALYTIC DISTILLATION TECHNOLOGIES 4 6 8 8 7 33
SHELL OIL COMPANY 3 1 7 11 10 32
BASF AKTIENGESELLSCHAFT 3 2 6 11 9 31
INSTITUT FRANCAIS DU PETROLE 9 3 2 12 5 31
~INDIVIDUALLY OWNED PATENT 4 6 4 1 6 21
FINA TECHNOLOGY, INC. 6 5 3 4 2 20
ABB LUMMUS GLOBAL INC. 3 4 2 6 1 16
SAUDI BASIC INDUSTRIES CORPORATION 1 0 5 8 1 15
CHEVRON PHILLIPS CHEMICAL COMPANY LP 1 2 2 4 5 14
EQUISTAR CHEMICALS, LP 2 6 4 0 2 14
OXENO OLEFINCHEMIE GMBH 0 0 4 3 5 12
CONOCOPHILLIPS COMPANY 3 1 2 2 3 11
EXXONMOBIL RESEARCH AND ENGINEERING COMPANY 5 0 1 1 3 10
HALDOR TOPSOE A/S 1 1 6 1 1 10
IDEMITSU KOSAN COMPANY LIMITED 1 1 3 0 5 10
BP CORPORATION NORTH AMERICA INC. 4 0 1 1 3 9
EXXON MOBIL OIL CORPORATION 3 4 1 0 1 9
CHINA PETROLEUM AND CHEMICAL CORPORATION 2 2 2 0 1 7
INEOS EUROPE LIMITED 0 0 0 6 1 7
POLIMERI EUROPA S.P.A. 0 3 0 0 4 7
ENICHEM, S.P.A. 2 1 2 1 0 6
SNAM PROGETTI S.P.A. 0 3 1 1 1 6
SUMITOMO CHEMICAL COMPANY, LIMITED 0 2 1 0 3 6
E. I. DU PONT DE NEMOURS AND COMPANY 1 0 3 0 1 5
EASTMAN KODAK COMPANY 0 0 0 0 5 5
MERCK PATENT GESELLSCHAFT MIT BESCHRANKTER HAFTUNG 0 2 0 1 2 5
PHILLIPS PETROLEUM COMPANY 3 0 1 1 0 5
SASOL TECHNOLOGY (PROPRIETARY) LIMITED 0 1 0 3 1 5
SK CORPORATION 0 2 0 3 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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