UNITED STATES GYPSUM COMPANY

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
C04B LIME; MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS 1318
 
  
 
B32B LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM10464
 
  
 
B28B SHAPING CLAY OR OTHER CERAMIC COMPOSITIONS, SLAG OR MIXTURES CONTAINING CEMENTITIOUS MATERIAL, e.g. PLASTER 394
 
  
 
E04B GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS 3812
 
  
 
E04C STRUCTURAL ELEMENTS; BUILDING MATERIALS 293
 
  
 
E04F FINISHING WORK ON BUILDINGS, e.g. STAIRS, FLOORS 296
 
  
 
C08K USE OF INORGANIC OR NON-MACROMOLECULAR ORGANIC SUBSTANCES AS COMPOUNDING INGREDIENTS 2181
 
  
 
B28C PREPARING CLAY; PRODUCING MIXTURES CONTAINING CLAY OR CEMENTITIOUS MATERIAL, e.g. PLASTER 171
 
  
 
B01F MIXING, e.g. DISSOLVING, EMULSIFYING, DISPERSING 1626
 
  
 
B29C SHAPING OR JOINING OF PLASTICS; SHAPING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL; AFTER- TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING 16109

Top Patents (by citation)

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Recent Publications

Publication # Title Filing Date Pub Date Intl Class
2018/0073,246 SHAFTWALL SYSTEM USING FOLDED PANELS, AND PANELJul 18, 17Mar 15, 18[E04B]
2018/0037,671 METHOD OF PREPARING PREGELATINIZED, PARTIALLY HYDROLYZED STARCH AND RELATED METHODS AND PRODUCTSOct 18, 17Feb 08, 18[C04B, C08B, E04C]
2018/0008,993 GYPSUM SLURRY APPLICATION MODIFIERJul 06, 16Jan 11, 18[F16L, B05B, B01F]
2018/0010,301 GYPSUM WALLBOARD COMPRISING LAMINATED MULTI-PLY PAPER COVER SHEETS BONDED WITH A NON-IONIC POLYMERIC BINDER AND METHODSMay 30, 17Jan 11, 18[B05D, D21H, B32B]
2017/0362,124 GYPSUM WALLBOARD AND RELATED METHODS AND SLURRIESJun 17, 16Dec 21, 17[C04B, B32B]
2017/0362,477 CONSTRUCTION ADHESIVE COMPOSITIONSMay 31, 17Dec 21, 17[C09J, C04B, B32B, C08K]
2017/0363,524 SYSTEM AND METHOD FOR MANUFACTURING CEMENTITIOUS BOARDS WITH ON-LINE SLURRY SET MEASUREMENTJun 15, 16Dec 21, 17[B28B, G01N]
2017/0326,840 METHOD FOR PREPARING MAT-FACED BOARDApr 11, 17Nov 16, 17[E04C, B32B]
2017/0314,274 DRYWALL TRIM PIECE OR TAPE ATTACHED WITH HEATED ADHESIVEFeb 16, 17Nov 02, 17[C09J, E04F]
2017/0314,275 FORMABLE CORNER FINISHING AND TRIM STRIPDec 12, 16Nov 02, 17[E04F]

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
9919969 Coated building panels and articles containing calcium sulfate hemihydrateAug 22, 16Mar 20, 18[C04B, C09D, E04C, E04F, C08K]
9909718 Multiple-leg discharge boot for slurry distributionOct 24, 12Mar 06, 18[F16L, B28B, B28C, F17D]
9903116 Acoustical gypsum wallboardMay 06, 16Feb 27, 18[E04B, E04C, B32B]
9890082 Dimensionally stable geopolymer composition and methodMar 15, 13Feb 13, 18[C04B]
9849649 Magnet receptive panels and methodsDec 18, 15Dec 26, 17[E04C, E04F, B32B]
9850407 Enhanced adhesive composition for re-enforcing joints in gypsum panel constructionJul 20, 16Dec 26, 17[C09J, C04B, E04B, C08L]
9840066 Light weight gypsum boardOct 02, 07Dec 12, 17[C04B, B32B]
9840843 Gypsum products with improved glass fiber matAug 05, 14Dec 12, 17[E04C, B32B]
9828441 Method of preparing pregelatinized, partially hydrolyzed starch and related methods and productsSep 23, 14Nov 28, 17[C04B, C08B, E04C]
9821281 Eductor based mixer for mixing stucco and waterMar 26, 15Nov 21, 17[C04B, B28C, B01F]

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2016/0258,157 LOW WEIGHT AND DENSITY FIRE-RESISTANT GYPSUM PANELAbandonedMay 18, 16Sep 08, 16[E04C]
2015/0125,683 GYPSUM PRODUCTS COMPRISING SILICA GELAbandonedNov 05, 13May 07, 15[E04C, B32B]
2015/0103,861 TESTING APPARATUS AND METHODAbandonedOct 15, 13Apr 16, 15[G01K]
2015/0104,629 GYPSUM WALLBOARD PRODUCED USING A HIGH WATER-TO-STUCCO RATIOAbandonedOct 15, 13Apr 16, 15[E04B, E04C]
2014/0261,954 METHOD OF PREPARING MAT-FACED ARTICLEAbandonedMar 15, 13Sep 18, 14[B32B]
2014/0186,643 LIGHT WEIGHT GYPSUM BOARDAbandonedMar 05, 14Jul 03, 14[C04B]
2014/0138,007 FIBERGLASS MESH SCRIM REINFORCED CEMENTITIOUS BOARD SYSTEMAbandonedJan 07, 14May 22, 14[E04C]
2014/0113,241 CALCINING KETTLEAbandonedOct 22, 12Apr 24, 14[C04B, F27B]
8642160 Fiberglass mesh scrim reinforced cementitious board systemWithdrawnDec 10, 10Feb 04, 14[B32B]
8617718 Mold-resistant gypsum panel paperExpiredOct 06, 10Dec 31, 13[B32B]
2013/0318,904 CONVENTIONAL FIRE-RATED ONE-SIDED CONSTRUCTIONAbandonedJun 04, 12Dec 05, 13[E04B]
2013/0248,078 SLURRIES AND METHODS OF MAKING LIGHT WEIGHT GYPSUM BOARDAbandonedMay 21, 13Sep 26, 13[C04B]
2013/0186,024 FIBER COMPOSITE CORNER BEADAbandonedJan 25, 12Jul 25, 13[B27N, E04F]
2013/0101,838 LOW WEIGHT AND DENSITY FIRE-RESISTANT GYPSUM PANELAbandonedDec 12, 12Apr 25, 13[B32B]
2012/0167,805 METHOD OF IMPROVING GYPSUM BOARD STRENGTHAbandonedDec 29, 11Jul 05, 12[C04B]
2012/0151,869 INSULATED DRYWALL CEILING ON STEEL "C" JOISTSAbandonedDec 20, 10Jun 21, 12[E04B, E04C]
2012/0090,508 METHOD FOR PRODUCING WET GYPSUM ACCELERATORAbandonedOct 19, 10Apr 19, 12[C04B]
2011/0214,491 GLASS MAT SLURRY BLEED THROUGH EMULATORAbandonedMar 04, 10Sep 08, 11[G01N]
2011/0195,241 Low Weight and Density Fire-Resistant Gypsum PanelAbandonedFeb 25, 11Aug 11, 11[C04B, B32B]
7932308 Modifiers for gypsum slurries and method of using themExpiredJul 30, 09Apr 26, 11[C04B]

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