ClassID:

130328

E04C2/043 - page 2 - CPC Classification

Classification description:

Building elements of relatively thin form for the construction of parts of buildings, e.g. sheet materials, slabs, or panels characterised by specified materials of concrete or other stone-like material; of asbestos cement; of cement and other mineral fibres of plaster

Recent Application in this class:
#301
20090239059
2009-09-24

Wallboard Materials Incorporating a Microparticle Matrix

#302
20090223618
2009-09-10

Gypsum panel having UV-cured moisture resistant coating and method of making same

#303
20090221619
2009-09-03

NOVEL MATERIALS AND METHODS FOR THE PRODUCTION THEREOF

#304
20090208714
2009-08-20

PRE-COATED NON-WOVEN MAT-FACED GYPSUM PANEL

#305
20090186549
2009-07-23

Non-woven glass fiber mat faced gypsum board and process of manufacture

#306
20090178357
2009-07-16

WALLBOARD JOINT SYSTEM

#307
20090173423
2009-07-09

Process for manufacturing gypsum board faced with non-woven glass fiber mat

#308
20090123727
2009-05-14

Gypsum wallboard and method of making same

#309
20090120024
2009-05-14

FLEXIBLE PAINT FOR WALLS AND CEILINGS

#310
20090107059
2009-04-30

Sound attenuation building material and system

#311
20090104144
2009-04-23

Gypsum board with a fluorine-containing antifungal agent

#312
20090087616
2009-04-02

COATINGS FOR GLASS REINFORCED FACED GYPSUM BOARD

#313
20090084514
2009-04-02

USE OF PRE-COATED MAT FOR PREPARING GYPSUM BOARD

#314
20090075541
2009-03-19

Permeable glass mat and method of preparation

#315
20090038250
2009-02-12

Reinforced wallboard

#316
20090029141
2009-01-29

MAT-FACED GYPSUM BOARD AND METHOD OF MAKING THEREOF

#317
20090025880
2009-01-29

Apparatus for targeted delivery of additives to varying layers in gypsum panels

#318
20090011251
2009-01-08

Slurry and acoustical panel with reduced bound water

#319
20090004459
2009-01-01

Utility materials incorporating a microparticle matrix

#320
20090000245
2009-01-01

METHODS OF MANUFACTURING ACOUSTICAL SOUND PROOFING MATERIAL

#321
20080314296
2008-12-25

MANUFACTURED CONSTRUCTION BOARD WITH IMPROVED CHEMISTRY

#322
20080312378
2008-12-18

Gypsum wallboard

#323
20080264721
2008-10-30

Acoustical sound proofing material with improved fire resistance and methods for manufacturing same

#324
20080261041
2008-10-23

COMPOSITE FACERS, WALLBOARDS WITH PROTECTIVE COMPOSITE FACERS AND METHODS OF MANUFACTURE

#325
20080245012
2008-10-09

Superhydrophobic gypsum boards and process for making same

#326
20080190062
2008-08-14

Water resistant cementitious article and method for preparing same

#327
20080182125
2008-07-31

Cationic latex as a carrier for bioactive ingredients and its use in wallboard manufacture

#328
20080178539
2008-07-31

Construction panel grids (guiding network) for easier location of frame elements

#329
20080176050
2008-07-24

Gypsum wallboard facings

#330
20080171179
2008-07-17

Low embodied energy wallboards and methods of making same

#331
20080160340
2008-07-03

Method of using landplaster as a wallboard filler

#332
20080160294
2008-07-03

MULTIPLE LAYER GYPSUM CELLULOSE FIBER COMPOSITE BOARD AND THE METHOD FOR THE MANUFACTURE THEREOF

#333
20080156581
2008-07-03

Acoustical panel comprising interlocking matrix of set gypsum and method for making same

#334
20080152945
2008-06-26

Fiber reinforced gypsum panel

#335
20080148666
2008-06-26

Tongue and Groove Board and Fastener Assembly

#336
20080134931
2008-06-12

Plasterboards Provided With Antimicrobial Effect

#337
20080115438
2008-05-22

Building Board

#338
20080087366
2008-04-17

Fire-resistant gypsum panel

#339
20080075913
2008-03-27

Reinforced wallboard

#340
20080057346
2008-03-06

Gypsum board coating, gypsum board and cardboard-coated gypsum board production method

#341
20080057318
2008-03-06

Low density drywall

#342
20080022627
2008-01-31

Fiber-cement/gypsum laminate

#343
20080003903
2008-01-03

Coated nonwoven mat

#344
20070298235
2007-12-27

Non-woven fabric for gypsum board and process for producing the same

#345
20070227405
2007-10-04

Gypsum-containing board and tile, and method for producing same

#346
20070220824
2007-09-27

Board building material, board building material producing method, board building material installation method

#347
20070197114
2007-08-23

Wear resistant coating composition for a veil product

#348
20070149083
2007-06-28

Board formed from a cementitious material and a facer containing a laminate

#349
20070141304
2007-06-21

Perforated board formed from cementitious material and process and system for producing same

#350
20070125041
2007-06-07

Wallboard system and methods of installation and repair

#351
20070122604
2007-05-31

Gypsum board and process of manufacture

#352
20070110980
2007-05-17

Gypsum board liner providing improved combination of wet adhesion and strength

#353
20070028809
2007-02-08

Water repellant gypsum compositions

#354
20060280932
2006-12-14

Gypsum board

#355
20060265999
2006-11-30

Method for making mold-and moisture-resistant gypsum boards

#356
20060240236
2006-10-26

Interior wallboard and method of making same

#357
20060230703
2006-10-19

Pre-plastered wallboard

#358
20060198989
2006-09-07

Hydraulic binder-based, tapered-edge boards, production method and production line therefor, and light work construction method

#359
20060196391
2006-09-07

Additive to render gypsum board moisture resistant

#360
20060194079
2006-08-31

Method of producing sheetrock, and sheetrock produced by the same

#361
20060194072
2006-08-31

Antifungal gypsum board

#362
20060171976
2006-08-03

Mold resistant gypsum wallboard

#363
20060162839
2006-07-27

Method for producing light gypsum board

#364
20060159908
2006-07-20

Flexible paint for walls and ceilings

#365
20060137276
2006-06-29

Gypsum-based building material

#366
20060134371
2006-06-22

Building panels with aesthetic edges

#367
20060105653
2006-05-18

Facing material with controlled porosity for construction boards

#368
20060070331
2006-04-06

Versatile tapeless drywall system

#369
20060068186
2006-03-30

Gypsum board and systems comprising it

#370
20060065342
2006-03-30

Facing material with controlled porosity for construction boards

#371
20060054061
2006-03-16

Bacteria and mold resistant wallboard

#372
20060040122
2006-02-23

Antimicrobial drywall

#373
20060003144
2006-01-05

Modular, raised panels and methods of manufacturing the same

#374
20050266225
2005-12-01

Interior wallboard and method of making same

#375
20050263925
2005-12-01

Fire-resistant gypsum

#376
20050262799
2005-12-01

FIBER-CEMENT/GYPSUM LAMINATE COMPOSITE BUILDING MATERIAL

#377
20050255308
2005-11-17

Aerated concrete exterior wallboard sheet and associated method for making

#378
20050252120
2005-11-17

Interior panel structure

#379
20050238863
2005-10-27

Non-woven glass mat with dissolvable binder system for fiber-reinforced gypsum board

#380
20050202742
2005-09-15

Use of pre-coated mat for preparing gypsum board

#381
20050202227
2005-09-15

Silane based coatings on glass fiber reinforcements in gypsum board

#382
20050159057
2005-07-21

Exterior sheathing weather barrier construction and method of manufacture

#383
20050121131
2005-06-09

Method for targeted delivery of additives to varying layers in gypsum panels

#384
20050106375
2005-05-19

Method of fabricating plaster board

#385
20050102945
2005-05-19

Apparatus for applying reference markings to wallboard during manufacture

#386
20050097856
2005-05-12

Wallboard with applied markings

#387
20050076610
2005-04-14

Plasterboard

#388
20050066618
2005-03-31

Panel and related wall structure

#389
20050064203
2005-03-24

Cellulose gypsum based substrate with increased water resistance and strength by surface application of polymeric diphenylmethane diisocyanate

#390
20050054760
2005-03-10

Gypsum wallboard

#391
20050019618
2005-01-27

Gypsum-containing board and tile, and method for producing same

#392
16566909
2020-11-17

Tapered kerf construction

#393
15877993
2022-05-24

Method of manufacturing gypsum board with improved fire