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

Patenting In Technology Classes,
Breakout By Organization

Count of 2001 - 2005 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 2001 2002 2003 2004 2005 Total
UOP 24 37 16 11 17 105
EXXONMOBIL CHEMICAL PATENTS INC. 9 20 19 28 26 102
INSTITUT FRANCAIS DU PETROLE 25 21 11 9 3 69
CHEVRON U.S.A. INC. 3 4 4 19 9 39
~Individually Owned Patent 11 4 8 4 6 33
PHILLIPS PETROLEUM COMPANY 12 11 3 3 0 29
BASF AKTIENGESELLSCHAFT 6 8 4 3 2 23
CATALYTIC DISTILLATION TECHNOLOGIES 4 3 4 4 6 21
FINA TECHNOLOGY, INC. 2 5 1 6 5 19
SHELL OIL COMPANY 5 6 3 3 1 18
BP CORPORATION NORTH AMERICA INC. 0 3 10 4 0 17
EXXON MOBIL OIL CORPORATION 2 3 4 3 4 16
EXXONMOBIL RESEARCH AND ENGINEERING COMPANY 2 3 5 5 0 15
EQUISTAR CHEMICALS, LP 3 0 1 2 6 12
E. I. DU PONT DE NEMOURS AND COMPANY 4 1 5 1 0 11
ABB LUMMUS GLOBAL INC. 0 3 0 3 4 10
ENICHEM, S.P.A. 2 3 2 2 1 10
BP CHEMICALS LIMITED 1 4 2 1 1 9
CONOCOPHILLIPS COMPANY 0 0 4 3 1 8
FINA RESEARCH S.A. 1 2 2 1 2 8
MOBIL OIL CORP. 5 2 1 0 0 8
NIPPON PETROCHEMICALS COMPANY, LIMITED 2 5 1 0 0 8
SNAM PROGETTI S.P.A. 1 4 0 0 3 8
BAKER HUGHES INCORPORATED 3 2 1 0 0 6
HALDOR TOPSOE A/S 3 0 1 1 1 6
PENNZOIL-QUAKER STATE COMPANY 1 3 1 1 0 6
SASOL TECHNOLOGY (PROPRIETARY) LIMITED 1 3 1 0 1 6
SUMITOMO CHEMICAL COMPANY, LIMITED 0 3 1 0 2 6
DEGUSSA AKTIENGESELLSCHAFT 0 2 2 1 0 5
DOW CHEMICAL COMPANY 2 2 1 0 0 5
IDEMITSU KOSAN COMPANY LIMITED 1 1 1 1 1 5
NIPPON MITSUBISHI OIL CORPORATION 2 1 2 0 0 5


PTMB Contacts

Questions regarding these reports should be directed to:

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

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

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


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