Union Oil Company of California

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
E21B EARTH OR ROCK DRILLING 2868
 
  
 
C09K MATERIALS FOR APPLICATIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR1382
 
  
 
C10G CRACKING HYDROCARBON OILS; PRODUCTION OF LIQUID HYDROCARBON MIXTURES, e.g. BY DESTRUCTIVE HYDROGENATION, OLIGOMERISATION, POLYMERISATION 1151
 
  
 
B01J CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS, COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS 9100
 
  
 
C02F TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE 946
 
  
 
F16L PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL466
 
  
 
C10L FUELS NOT OTHERWISE PROVIDED FOR; NATURAL GAS; SYNTHETIC NATURAL GAS OBTAINED BY PROCESSES NOT COVERED BY SUBCLASSES C10G OR C10K; LIQUEFIED PETROLEUM GAS; USE OF ADDITIVES TO FUELS OR FIRES; FIRE-LIGHTERS 339
 
  
 
B01D SEPARATION 2132
 
  
 
B63B SHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING 236
 
  
 
C03B MANUFACTURE OR SHAPING OF GLASS, OR OF MINERAL OR SLAG WOOL; SUPPLEMENTARY PROCESSES IN THE MANUFACTURE OR SHAPING OF GLASS, OR OF MINERAL OR SLAG WOOL 245

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
8616806 Riser support system for use with an offshore platformSep 07, 11Dec 31, 13[B63B, E21B]
8083439 Riser support system for use with an offshore platformMay 21, 09Dec 27, 11[B63B, E21B]
7537416 Riser support system for use with an offshore platformMay 30, 03May 26, 09[B63B, E21B]
6688814 Adjustable rigid riser connectorSep 14, 01Feb 10, 04[F16L, E02B]
6685824 Process for removing mercury from liquid hydrocarbons using a sulfur-containing organic compoundNov 22, 02Feb 03, 04[C10G]
6666624 Floating, modular deepwater platform and method of deploymentAug 07, 01Dec 23, 03[E02B, B63B]
6651745 Subsea riser separator systemMay 02, 02Nov 25, 03[E21B]
6537443 Process for removing mercury from liquid hydrocarbonsFeb 24, 00Mar 25, 03[C10G]
6378451 Simplified ballast system for tension leg platformsDec 21, 00Apr 30, 02[B63B]
6286314 Geothermal steam processingNov 20, 00Sep 11, 01[F28B, F03G, B01D]

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
7231974 Self-leaving in-situ device and method for passively removing oil from water wellsExpiredApr 08, 05Jun 19, 07[E21B]
2006/0048,937 Perforation method and apparatusAbandonedSep 09, 04Mar 09, 06[E21B]
6761865 Method for synthesizing crystalline magnesium silicates from geothermal brineExpiredApr 22, 03Jul 13, 04[C01B, C02F]
6539717 Geothermal steam processingExpiredMar 05, 01Apr 01, 03[F03G]
6532642 Method of making a silicon carbide rail for use in a semiconductor wafer carrierExpiredSep 29, 00Mar 18, 03[B23P]
6375907 Hydrogen sulfide abatement with scale control and/or well acidizingExpiredNov 03, 98Apr 23, 02[C01G]
6371204 Underground well kick detectorExpiredJan 05, 00Apr 16, 02[E21B]
6370547 Database correlation methodExpiredApr 21, 99Apr 09, 02[G06F]
6332320 Geothermal steam processingExpiredMar 05, 01Dec 25, 01[F03G]
6223535 Geothermal steam processingExpiredOct 23, 98May 01, 01[F03G]
6176307 Tubing-conveyed gravel packing tool and methodExpiredFeb 08, 99Jan 23, 01[E21B]
6141622 Seismic semblance/discontinuity methodExpiredNov 15, 96Oct 31, 00[G06F]
6112524 Method for removing contaminants from geothermal steamExpiredOct 02, 98Sep 05, 00[F03G]
6099645 Vertical semiconductor wafer carrier with slatsExpiredJul 09, 99Aug 08, 00[C23C]
6095245 Well perforating and packing apparatus and methodExpiredOct 07, 99Aug 01, 00[E21B]
6083625 Curved graphite furnace elementsExpiredAug 21, 98Jul 04, 00[B32B]
6030521 Gasoline fuelExpiredNov 13, 98Feb 29, 00[C10L]
6019903 Geothermal brine processingExpiredAug 14, 98Feb 01, 00[C02F]
6017854 Simplified mud systemsExpiredMay 28, 97Jan 25, 00[C09K]
5979556 Slow acidizing of geological formationsExpiredJul 25, 96Nov 09, 99[E21B]

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