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Rank Ordered Listing of Organizations Receiving
5
or More Utility Patents During the Period
Having Primary Classification In
Class 175, Boring or Penetrating the Earth
( 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 )
First-Named Assignee | 2009 | 2010 | 2011 | 2012 | 2013 | Total |
---|---|---|---|---|---|---|
BAKER HUGHES INCORPORATED | 35 | 55 | 70 | 62 | 47 | 269 |
~INDIVIDUALLY OWNED PATENT | 58 | 67 | 37 | 50 | 41 | 253 |
SCHLUMBERGER TECHNOLOGY CORPORATION | 10 | 32 | 48 | 37 | 42 | 169 |
SMITH INTERNATIONAL INC. | 21 | 50 | 36 | 20 | 28 | 155 |
HALLIBURTON ENERGY SERVICES, INC. | 17 | 7 | 17 | 18 | 17 | 76 |
U.S. SYNTHETIC CORPORATION | 8 | 8 | 16 | 12 | 18 | 62 |
LONGYEAR TM, INC. | 1 | 5 | 17 | 7 | 8 | 38 |
WEATHERFORD/LAMB, INC. | 1 | 8 | 5 | 6 | 6 | 26 |
VAREL INTERNATIONAL IND., L.P. | 0 | 3 | 1 | 8 | 12 | 24 |
NATIONAL-OILWELL VARCO, L.P. | 3 | 4 | 6 | 2 | 5 | 20 |
ATLAS COPCO ROCK DRILLS AB | 0 | 5 | 7 | 2 | 4 | 18 |
SHELL OIL COMPANY | 5 | 3 | 1 | 6 | 3 | 18 |
VERMEER MANUFACTURING COMPANY, INC. | 2 | 5 | 2 | 4 | 3 | 16 |
TESCO CORP | 5 | 4 | 2 | 4 | 0 | 15 |
ATLAS COPCO SECOROC LLC | 0 | 2 | 3 | 4 | 5 | 14 |
SANDVIK MINING AND CONSTRUCTION OY | 1 | 3 | 2 | 4 | 4 | 14 |
HILTI AKTIENGESELLSCHAFT | 8 | 1 | 1 | 3 | 0 | 13 |
M-I L.L.C | 1 | 4 | 2 | 3 | 3 | 13 |
PDTI HOLDINGS, LLC | 0 | 3 | 5 | 3 | 2 | 13 |
MERLIN TECHNOLOGY, INC. | 2 | 2 | 3 | 1 | 4 | 12 |
CANRIG DRILLING TECHNOLOGY LTD. | 0 | 3 | 1 | 2 | 5 | 11 |
CHARLES MACHINE WORKS, INC. | 4 | 2 | 2 | 2 | 1 | 11 |
SANDVIK INTELLECTUAL PROPERTY AB | 2 | 2 | 2 | 5 | 0 | 11 |
WWT INTERNATIONAL, INC. | 0 | 2 | 5 | 2 | 2 | 11 |
BAUER MASCHINEN GMBH | 3 | 2 | 3 | 0 | 2 | 10 |
VARCO I/P, INC. | 5 | 2 | 1 | 0 | 0 | 8 |
TDY INDUSTRIES, INC. | 1 | 0 | 2 | 3 | 1 | 7 |
APS TECHNOLOGY, INC. | 0 | 2 | 1 | 2 | 1 | 6 |
EXXONMOBIL UPSTREAM RESEARCH COMPANY | 0 | 1 | 2 | 0 | 3 | 6 |
OMNI IP LTD | 0 | 4 | 1 | 1 | 0 | 6 |
TRACTO-TECHNIK GMBH & CO. KG | 0 | 1 | 3 | 1 | 1 | 6 |
EAGLE ROCK MANUFACTURING, LLC | 4 | 1 | 0 | 0 | 0 | 5 |
KENNAMETAL INC. | 1 | 1 | 3 | 0 | 0 | 5 |
SDG, LLC | 0 | 0 | 1 | 2 | 2 | 5 |
SMART STABILIZER SYSTEMS LIMITED | 1 | 1 | 1 | 1 | 1 | 5 |
VITRUVIAN EXPLORATION, LLC | 0 | 0 | 0 | 2 | 3 | 5 |
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 22313-1450tel: (571) 272-5600
fax: (571) 273-0110
email: oeip@uspto.govaddress 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/
Home >
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