NATIONAL GYPSUM PROPERTIES, LLC

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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 2741
 
  
 
B32B LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM17140
 
  
 
B28B SHAPING CLAY OR OTHER CERAMIC COMPOSITIONS, SLAG OR MIXTURES CONTAINING CEMENTITIOUS MATERIAL, e.g. PLASTER 721
 
  
 
B29C SHAPING OR JOINING OF PLASTICS; SHAPING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL; AFTER- TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING 4121
 
  
 
E04B GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS 443
 
  
 
E04C STRUCTURAL ELEMENTS; BUILDING MATERIALS 422
 
  
 
B28C PREPARING CLAY; PRODUCING MIXTURES CONTAINING CLAY OR CEMENTITIOUS MATERIAL, e.g. PLASTER 312
 
  
 
C09D COATING COMPOSITIONS, e.g. PAINTS, VARNISHES, LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR 389
 
  
 
B01J CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS, COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS 2107
 
  
 
E04F FINISHING WORK ON BUILDINGS, e.g. STAIRS, FLOORS 225

Top Patents (by citation)

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Recent Publications

Publication # Title Filing Date Pub Date Intl Class
2018/0009,129 SYSTEM FOR MAKING GYPSUM BOARD USING A LIQUID GYPSUM SET ACCELERATORJul 11, 16Jan 11, 18[B28B, C04B, B28C]
2017/0030,078 LIGHTWEIGHT CEMENTITIOUS PANEL POSSESSING HIGH DURABILITYOct 17, 16Feb 02, 17[E04C]
2015/0076,726 PROCESS FOR EXPANDING SMALL DIAMETER POLYSTYRENE BEADS FOR USE IN CEMENTITIOUS BOARDSep 16, 13Mar 19, 15[B29C]
2009/0053,544 METHOD OF STARCH REDUCTION IN WALLBOARD MANUFACTURING AND PRODUCTS MADE THEREFROMAug 22, 08Feb 26, 09[B32B, C08K]

Recent Patents

Patent # Title Filing Date Issue Date Intl Class
9914245 Controlling the embedding depth of reinforcing mesh to cementitious boardSep 16, 13Mar 13, 18[B29C, B28B, E04C]
9909304 Sound damping wallboard and method of forming a sound damping wallboardOct 13, 16Mar 06, 18[G10K, F16B, E04B, B32B]
9889579 Gypsum wallboard and method of making sameSep 03, 14Feb 13, 18[C08J, C04B, B28B]
9878950 Liquid gypsum set acceleratorJul 11, 16Jan 30, 18[C04B]
9676118 Formation of cementitious board with lightweight aggregateSep 16, 13Jun 13, 17[B28B, B29D]
9643887 Low dust joint compound and method of making the sameJul 21, 15May 09, 17[C04B, C09D]
9523198 Gypsum wallboard and method of making sameAug 11, 11Dec 20, 16[B28B, C04B, E04C, B32B]
9512613 Sound damping wallboard and method of forming a sound damping wallboardFeb 05, 16Dec 06, 16[E04B, B32B]
9499980 Lightweight cementitious panel possessing high durability backgroundSep 16, 13Nov 22, 16[E04C, B32B]
9221026 Method and system for stucco conditioningAug 20, 12Dec 29, 15[B28B, B28C, B01J, E04F]

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2011/0065,345 Impact Resistance Gypsum Wallboard and Method of Making the SameAbandonedSep 08, 10Mar 17, 11[B32B]
2010/0025,510 Method and System for Stucco ConditioningAbandonedFeb 20, 09Feb 04, 10[B02C, C04B]
7497327 Wallboard finishing systemExpiredJul 28, 06Mar 03, 09[B65D]
2006/0292,358 WATER RESISTANT LOW DENSITY CEMENTITIOUS PANELAbandonedJun 01, 06Dec 28, 06[B28B]
2006/0171,976 Mold resistant gypsum wallboardAbandonedFeb 01, 05Aug 03, 06[A01N, B32B]
2005/0155,731 Process for making abrasion resistant paper and paper and paper products made by the processAbandonedOct 25, 04Jul 21, 05[D21H]
6902821 Methods of preparing gypsum wallboards containing styrene butadiene latex additiveExpiredJan 07, 03Jun 07, 05[C04B]
2005/0097,856 Wallboard with applied markingsAbandonedDec 20, 04May 12, 05[E04H]
2005/0080,787 System and method for protecting management recordsAbandonedDec 30, 03Apr 14, 05[G06F]
2005/0004,781 System and method for plant managementAbandonedApr 21, 04Jan 06, 05[G06F]
2004/0211,099 DISPLAY SIGN FOR STACKABLE PRODUCTSAbandonedApr 24, 03Oct 28, 04[G09F]
6652825 Method of producing calcium sulfate alpha-hemihydrateExpiredMay 01, 01Nov 25, 03[C01B]
2003/0084,980 Lightweight gypsum wallboard and method of making sameAbandonedNov 06, 01May 08, 03[C04B]
6525116 Gypsum composition with ionic styrene butadiene latex additiveExpiredSep 27, 01Feb 25, 03[C04B]
6468632 Method of edge-sealing gypsum board for clean room qualityExpiredDec 06, 00Oct 22, 02[B32B]
6422734 Static foam generating apparatus and methodExpiredOct 27, 99Jul 23, 02[C04B, B01F]
2002/0090,871 Cementitious panel with basalt fiber reinforced major surface(s)AbandonedOct 16, 01Jul 11, 02[B32B]
6412247 Composite structural member and wall assembly methodExpiredFeb 29, 00Jul 02, 02[E04C]
6061995 Composite structural member and wall assembly methodExpiredOct 03, 96May 16, 00[E04C]
5879446 Gypsum wallboard, and method of making sameExpiredAug 21, 98Mar 09, 99[C04B]

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