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U.S. PATENT AND TRADEMARK OFFICE
Patent Technology Monitoring Team (PTMT)
Patenting In Technology Classes, Breakout By Organization
Count of 2008 - 2012 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 261, Gas and Liquid Contact Apparatus
( 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.
~INDIVIDUALLY OWNED PATENT
17
26
13
27
36
119
UOP
4
0
1
5
7
17
SPX COOLING TECHNOLOGIES, INC.
5
1
1
1
2
10
WALBRO ENGINE MANAGEMENT, L.L.C.
5
1
3
1
0
10
HONEYWELL INTERNATIONAL INC.
0
0
4
2
3
9
MITSUBISHI RAYON CO., LTD.
4
0
2
0
2
8
SULZER CHEMTECH AG
1
2
3
1
1
8
ANDREAS STIHL AG & CO KG
4
3
0
0
0
7
AIR PRODUCTS AND CHEMICALS, INC.
2
1
1
1
1
6
ENVIRONMENTAL DYNAMICS INTERNATIONAL, INC.
0
0
0
4
2
6
L'AIR LIQUIDE, SOCIETE ANONYME A DIRECTOIRE ET CONSEIL DE SURVEILLANCE POUR L'ETUDE ET L'EXPLOITATION DES PROCEDES GEORGES CLAUDE
1
1
0
1
3
6
AMT INTERNATIONAL, INC.
1
0
2
1
1
5
APPLIED MATERIALS, INC.
2
0
2
0
1
5
BRIGGS + STRATTON CORPORATION
0
1
0
1
3
5
HONDA GIKEN KOGYO KABUSHIKI KAISHA (HONDA MOTOR CO., LTD.)
1
2
0
0
2
5
RICARDO UK LIMITED
2
0
2
1
0
5
SHELL OIL COMPANY
1
2
1
1
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
selected PTMT files available for download at :
http://www.uspto.gov/web/offices/ac/ido/oeip/taf/data/
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