MATHESON TRI-GAS, INC.

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
B01D SEPARATION 18116
 
  
 
B01J CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS, COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS 3106
 
  
 
C01B NON-METALLIC ELEMENTS; COMPOUNDS THEREOF376
 
  
 
H01L SEMICONDUCTOR DEVICES; ELECTRIC SOLID STATE DEVICES NOT OTHERWISE PROVIDED FOR 3359
 
  
 
B08B CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL 256
 
  
 
C23C COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL 299
 
  
 
F17C VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES 225
 
  
 
B22F WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER 151
 
  
 
B23K SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM 192
 
  
 
B24B MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING 165

Top Patents (by citation)

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Recent Publications

Publication # Title Filing Date Pub Date Intl Class
2017/0182,558 USE OF REACTIVE FLUIDS IN ADDITIVE MANUFACTURING AND THE PRODUCTS MADE THEREFROMDec 23, 16Jun 29, 17[C23C, B23K, B33Y, B22F]
2016/0201,850 GAS CYLINDER FOR THE STORAGE AND DELIVERY OF P-TYPE DOPANT GASESJan 13, 16Jul 14, 16[F17C]

Recent Patents

Patent # Title Filing Date Issue Date Intl Class
9831627 System for reclaiming, rebalancing and recirculating laser gas mixtures used in a high energy laser systemAug 23, 16Nov 28, 17[H01S]
9669378 Reduction of SiCl4 in the presence of BCl3Mar 17, 15Jun 06, 17[C01B, B01J, B01D]
9509761 Open user interfaceOct 23, 13Nov 29, 16[H04M, H04L, G06F, H04W]
9218962 Low temperature epitaxy of a semiconductor alloy including silicon and germanium employing a high order silane precursorOct 18, 13Dec 22, 15[H01L, C30B]
8932406 In-situ generation of the molecular etcher carbonyl fluoride or any of its variants and its useMar 15, 13Jan 13, 15[C23C, C01B, H01L, B08B, B01J, C25F]
8759200 Methods and apparatus for selective epitaxy of Si-containing materials and substitutionally doped crystalline Si-containing materialJun 23, 11Jun 24, 14[H01L]
8642454 Low temperature selective epitaxy of silicon germanium alloys employing cyclic deposit and etchMay 18, 12Feb 04, 14[H01L]
8535423 Removal of impurities from hydrogen-containing materialsAug 30, 12Sep 17, 13[B01D]
8268046 Removal of impurities from hydrogen-containing materialsMay 14, 09Sep 18, 12[B01D]
8142549 Purification of fluorine containing gases and systems and materials thereofMar 26, 09Mar 27, 12[B01D]

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2014/0120,678 Methods for Selective and Conformal Epitaxy of Highly Doped Si-containing Materials for Three Dimensional StructuresAbandonedOct 25, 13May 01, 14[H01L]
2014/0060,574 IN-SITU TCO CHAMBER CLEANAbandonedSep 03, 13Mar 06, 14[B08B]
8623148 chamber clean additiveExpiredSep 09, 10Jan 07, 14[B08B]
8425978 Fluorine compounds for doping conductive oxide thin filmsExpiredSep 17, 10Apr 23, 13[C23C]
8182589 Acetylene process gas purification methods and systemsExpiredDec 04, 09May 22, 12[B01D]
2012/0097,222 TRANSPARENT CONDUCTING OXIDE FILMS WITH IMPROVED PROPERTIESAbandonedOct 26, 11Apr 26, 12[C23C, H01L, B05D, H01B, B32B]
8137438 Methods and materials for the reduction and control of moisture and oxygen in OLED devicesExpiredFeb 09, 11Mar 20, 12[B01D]
2012/0024,223 Thin films and methods of making them using cyclohexasilaneAbandonedJun 23, 11Feb 02, 12[C30B]
8083945 Fluid storage and purification method and systemExpiredMar 02, 10Dec 27, 11[B01D]
2011/0140,850 REAL TIME TRACKING AND MONITORING OF GAS CYLINDERSAbandonedDec 14, 10Jun 16, 11[G08B, G01L, B65D, G06K]
7955416 Polymerized polymeric fluid storage and purification method and systemExpiredDec 05, 08Jun 07, 11[B65D, B01D]
7947111 Methods and materials for the reduction and control of moisture and oxygen in OLED devicesExpiredMay 21, 09May 24, 11[B01D]
7938968 Fluid storage and purification methodExpiredMar 18, 08May 10, 11[B09B, B01D]
2011/0088,718 CHAMBER CLEANING METHODS USING FLUORINE CONTAINING CLEANING COMPOUNDSAbandonedOct 14, 10Apr 21, 11[B08B]
2011/0073,136 REMOVAL OF GALLIUM AND GALLIUM CONTAINING MATERIALSAbandonedSep 09, 10Mar 31, 11[B08B]
2011/0059,617 HIGH ASPECT RATIO SILICON OXIDE ETCHAbandonedSep 09, 10Mar 10, 11[H01L]
7896954 Fluid storage and purification method and systemExpiredSep 01, 09Mar 01, 11[B01D]
7752892 Leak characterization apparatuses and methods for fluid storage containersExpiredSep 07, 06Jul 13, 10[G01M]
7670490 Fluid storage and purification method and systemExpiredJun 17, 05Mar 02, 10[B01D]
7662026 Valve gasket sealing surface refurbishing methods and systemsExpiredFeb 27, 07Feb 16, 10[B24B]

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