GRAFTECH INTERNATIONAL HOLDINGS INC.

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
H05B ELECTRIC HEATING; ELECTRIC LIGHTING NOT OTHERWISE PROVIDED FOR 1497
 
  
 
C01B NON-METALLIC ELEMENTS; COMPOUNDS THEREOF970
 
  
 
C10C WORKING-UP TAR, PITCH, ASPHALT, BITUMEN; PYROLIGNEOUS ACID 83
 
  
 
C04B LIME; MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS 464
 
  
 
B29C SHAPING OR JOINING OF PLASTICS; SHAPING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL; AFTER- TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING 3122
 
  
 
C10B DESTRUCTIVE DISTILLATION OF CARBONACEOUS MATERIALS FOR PRODUCTION OF GAS, COKE, TAR, OR SIMILAR MATERIALS 316
 
  
 
1404 SCREEN DISPLAYS AND ICONS357
 
  
 
B32B LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM2155
 
  
 
C07G COMPOUNDS OF UNKNOWN CONSTITUTION 28
 
  
 
C08H DERIVATIVES OF NATURAL MACROMOLECULAR COMPOUNDS 213

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
D800149 Display screen or portion thereof with graphical user interfaceMay 16, 16Oct 17, 17[1404]
9777221 Method of producing needle coke for low CTE graphite electrodesJun 29, 06Oct 03, 17[C04B, C10L, F27D, C10C, C10B]
9758905 Process of making carbon fibers derived from lignin/carbon residueNov 05, 13Sep 12, 17[D01D, C01B, C07G, C08H, C08L, D01F]
9683313 Method of making carbon fibers from ligninAug 20, 13Jun 20, 17[D01D, C01B, C08H, C07G, D02J, D01F]
9497804 Graphite electrodeJun 29, 11Nov 15, 16[H05B, H01M]
D770511 Display screen with graphic user interface for a furnace monitoring systemFeb 04, 16Nov 01, 16[1404]
9439247 Electrode consumption monitoring systemNov 07, 12Sep 06, 16[H05B, F27B, F27D]
9313834 Electrode joint locking systemMay 15, 07Apr 12, 16[H05B, B23K]
D749621 Display screen with graphical user interface for a furnace monitoring systemAug 06, 13Feb 16, 16[1404]
9253827 Graphite electrodesNov 21, 14Feb 02, 16[H05B, H01M]

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2015/0204,808 Electrode Consumption Monitoring SystemAbandonedAug 07, 13Jul 23, 15[G01N]
2014/0109,804 Thermal Insulation AssemblyAbandonedJun 22, 12Apr 24, 14[F23M]
2013/0277,875 Method and Apparatus for Producing Carbon FiberAbandonedApr 18, 12Oct 24, 13[B29C]
2013/0280,470 Thermal Management For Aircraft CompositesAbandonedApr 20, 12Oct 24, 13[B32B]
2013/0276,777 Solar AbsorberAbandonedApr 20, 12Oct 24, 13[F24J]
2013/0242,573 LED Light Fixture With Improved Thermal ManagementAbandonedDec 14, 09Sep 19, 13[F21V]
2013/0171,453 Graphite ElectrodesAbandonedJun 29, 11Jul 04, 13[C01B, B32B]
8440302 Reinforced resin-derived carbon foamExpiredJun 08, 10May 14, 13[B32B]
2013/0111,730 Graphite Crucible for Silicone Crystal Production and Method of Ingot RemovalAbandonedNov 07, 12May 09, 13[B66F, B22D]
2013/0099,013 Flexible Graphite Flooring Heat SpreaderAbandonedDec 14, 12Apr 25, 13[F24D]
8372539 Uniform graphite plateExpiredSep 26, 07Feb 12, 13[H01M]
2012/0107,555 Composite ToolingAbandonedJan 15, 10May 03, 12[B29C, B32B]
8165183 Joint designExpiredNov 16, 05Apr 24, 12[H05B]
8080127 Carbon foam evaporatorExpiredApr 15, 07Dec 20, 11[C01B, B01F, B01D, B32B]
8021750 Insulated panel for mine safe roomsExpiredJul 03, 07Sep 20, 11[B32B]
7993779 Low conductivity carbon foam for a batteryExpiredOct 18, 10Aug 09, 11[H01M]
7972698 Carbon foam core panelsExpiredJul 26, 07Jul 05, 11[B32B]
2011/0091,713 Fire Resistant Composite PanelAbandonedNov 30, 06Apr 21, 11[C09K, B32B]
2011/0044,881 Method For The Catalytic Extraction Of CoalAbandonedAug 21, 09Feb 24, 11[C01B, C10G]
7892636 Carbon foam with supplemental materialExpiredMay 01, 07Feb 22, 11[C08J, C08F, B32B]

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