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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 208, Mineral Oils: Processes and Products

( 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
EXXONMOBIL RESEARCH AND ENGINEERING COMPANY 7 16 36 25 12 96
INSTITUT FRANCAIS DU PETROLE 23 19 15 13 6 76
UOP 21 15 6 8 9 59
CHEVRON U.S.A. INC. 5 8 14 14 13 54
EXXON RESEARCH + ENGINEERING CO. 25 4 1 1 0 31
~Individually Owned Patent 7 5 7 4 3 26
PHILLIPS PETROLEUM COMPANY 4 11 3 0 0 18
EXXONMOBIL CHEMICAL PATENTS INC. 3 1 6 5 2 17
MOBIL OIL CORP. 10 2 1 2 2 17
SHELL OIL COMPANY 3 1 3 6 3 16
CATALYTIC DISTILLATION TECHNOLOGIES 2 7 1 2 3 15
AKZO NOBEL NV 2 1 4 2 3 12
CONOCOPHILLIPS COMPANY 0 0 3 5 4 12
W. R. GRACE & CO.-CONN. 1 3 3 0 2 9
INTEVEP, S.A. 2 1 2 2 1 8
MEMBRANE TECHNOLOGY & RESEARCH, INC. 6 1 1 0 0 8
BP CORPORATION NORTH AMERICA INC. 0 0 2 4 1 7
ENGELHARD CORPORATION 1 0 1 2 3 7
MARATHON ASHLAND PETROLEUM LLC 1 5 0 1 0 7
NIPPON MITSUBISHI OIL CORPORATION 5 0 1 1 0 7
TOTAL RAFFINAGE DISTRIBUTION S.A 1 1 2 3 0 7
AEC OIL SANDS, L.P. 1 3 0 2 0 6
CHINA PETROCHEMICAL DEVELOPMENT CORP. 1 3 0 2 0 6
JAPAN ENERGY CORPORATION 1 1 2 0 2 6
TEXACO INC. 2 3 1 0 0 6
ABB LUMMUS GLOBAL INC. 1 1 2 1 0 5
CHEVRON PHILLIPS CHEMICAL COMPANY LP 2 0 0 3 0 5
CHINA PETROLEUM AND CHEMICAL CORPORATION 0 0 1 2 2 5
IDEMITSU KOSAN COMPANY LIMITED 2 3 0 0 0 5
MIAMI UNIVERSITY 3 1 0 0 1 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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