ClassID:

129926

E04B1/8409 - CPC Classification

Classification description:

Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs; Insulation or other protection; Elements or use of specified material therefor; Heat, sound or noise insulation, absorption, or reflection . Other building methods affording favourable thermal or acoustical conditions, e.g. accumulating of heat within walls specifically with respect to sound only; Sound-absorbing elements sheet-shaped

Recent Application in this class:
#1
20250230650
2025-07-17

SOUND INSULATION SHEET MEMBER AND SOUND INSULATION STRUCTURE USING SAME

#2
20250166596
2025-05-22

SOUND INSULATION SHEET, MANUFACTURING METHOD THEREOF, AND SOUND INSULATION STRUCTURE

#3
20250137249
2025-05-01

FIBER-TO-CHIP GRATING COUPLER FOR PHOTONIC CIRCUITS

#4
20250067045
2025-02-27

MULTIWALL SHEET INCLUDING AN ACOUSTIC RESONATOR

#5
20240304169
2024-09-12

SOUND-BLOCKING SHEET MEMBER, SOUND-BLOCKING STRUCTURE USING SAME, AND METHOD FOR MANUFACTURING SOUND-BLOCKING SHEET MEMBER

#6
20240218664
2024-07-04

SHEAR PANEL BUILDING MATERIAL

#7
20240044131
2024-02-08

Sound insulation sheet member and sound insulation structure using same

#8
20240042742
2024-02-08

Composition for sound insulating sheet member, sound insulating sheet member, and sound insulating structure body

#9
20240035273
2024-02-01

Sound insulation sheet member and sound insulation structure using same

#10
20230381720
2023-11-30

MICROPOROUS MEMBRANES, UNDERLAYMENT, ROOFING, FLASHING, WRAP, AND METHODS FOR MAKING AND USING THE SAME

#11
20230304657
2023-09-28

LIGHTING SYSTEMS INCORPORATING CONNECTIONS FOR SIGNAL AND POWER TRANSMISSION

#12
20230212852
2023-07-06

SHEAR PANEL BUILDING MATERIAL

#13
20230203806
2023-06-29

Sound damping wallboard and method of constructing a sound damping wallboard

#14
20230203805
2023-06-29

Apparatus with Interchangeable Panels for Varying Acoustic and Esthetic Treatments or Effects

#15
20230193626
2023-06-22

ACOUSTICALLY ABSORPTIVE MODULAR PARTITION ASSEMBLY

#16
20230095434
2023-03-30

Sound damping wallboard and method of forming a sound damping wallboard

#17
20230044172
2023-02-09

Sound insulation structure of partition wall and method for constructing partition wall

#18
20230025141
2023-01-26

Mechanical non-binary sway tile display

#19
20230003014
2023-01-05

ACOUSTICAL SOUND PROOFING MATERIAL FOR ARCHITECTURAL RETROFIT APPLICATIONS AND METHODS FOR MANUFACTURING SAME

#20
20220290425
2022-09-15

COATED BUILDING PANELS

#21
20220195721
2022-06-23

GLASS LAMINATE SOUND DIFFUSERS AND METHODS

#22
20220170625
2022-06-02

Lighting systems incorporating connections for signal and power transmission

#23
20220028363
2022-01-27

Sound insulation sheet, manufacturing method thereof, and sound insulation structure

#24
20220018120
2022-01-20

Sound insulation sheet member and sound insulation structure using same

#25
20210363748
2021-11-25

Sound absorbing panels

#26
20210324628
2021-10-21

Plaster boards having internal layers and methods for making them

#27
20210246655
2021-08-12

SHEAR PANEL BUILDING MATERIAL

#28
20210193101
2021-06-24

Sound-blocking sheet member, sound-blocking structure using same, and method for manufacturing sound-blocking sheet member

#29
20210115664
2021-04-22

Acoustic device thermoforming

#30
20210115603
2021-04-22

TEXTILE STRUCTURE BASED ON GLASS FIBERS FOR ACOUSTIC CEILING OR ACOUSTIC WALL PANEL

#31
20210113970
2021-04-22

Microporous membranes, underlayment, roofing, flashing, wrap, and methods for making and using the same

#32
20210079559
2021-03-18

MODIFIED CROSS-SECTION FIBER AND METHOD FOR MANUFACTURING SAME AND NONWOVEN FABRIC AND NOISE-ABSORBING AND -INSULATING MATERIAL COMPRISING MODIFIED CROSS-SECTION FIBER

#33
20210039361
2021-02-11

Composition for sound insulating sheet member, sound insulating sheet member, and sound insulating structure body

#34
20200370294
2020-11-26

Fire resistant low density acoustic panel

#35
20200362554
2020-11-19

Beverage maker and method for manufacturing cover of beverage maker

#36
20200291645
2020-09-17

ACOUSTIC PANEL

#37
20200240137
2020-07-30

Mineral wool acoustic panel and process for manufacturing such a panel

#38
20200240136
2020-07-30

Glass wool acoustic panel and process for manufacturing such a panel

#39
20200189242
2020-06-18

SOUND INSULATING MAT, METHOD OF MANUFACTURING THE SAME, NOISE CONTROL SYSTEM COMPRISING THE SAME AND ITS USE

#40
20200175954
2020-06-04

SOUNDPROOF STRUCTURE AND SOUNDPROOF STRUCTURE BODY

#41
20200131759
2020-04-30

Sound damping wallboard and method of forming a sound damping wallboard

#42
20200109558
2020-04-09

Partition wall

#43
20200101702
2020-04-02

Underlay mat for floor coverings

#44
20200080308
2020-03-12

SHEAR PANEL BUILDING MATERIAL

#45
20200079057
2020-03-12

Micro-perforated glass laminates and methods of making the same

#46
20200049074
2020-02-13

Acoustic panel and method for making the same

#47
20200002938
2020-01-02

Monolithic acoustical system

#48
20190338516
2019-11-07

Methods for making high sound transmission class gypsum boards and gypsum boards made by the method

#49
20190323228
2019-10-24

Scrim attachment system

#50
20190292774
2019-09-26

Controlling acoustics of a performance space

#51
20190276685
2019-09-12

Acoustically transparent sandable coating

#52
20190211554
2019-07-11

Clip for acoustical wall or ceiling mount

#53
20190186127
2019-06-20

Soundproof structure and soundproof system

#54
20190186125
2019-06-20

Structural subfloor product and method of manufacturing same

#55
20190153723
2019-05-23

Acoustical sound proofing material for architectural retrofit applications and methods for manufacturing same

#56
20190115003
2019-04-18

Sound absorber and projector

#57
20190112804
2019-04-18

Sound Absorbing Material, A Method For Production Of The Same And Device For Cutting Apertures In The Sound Absorbing Material

#58
20190093354
2019-03-28

Plaster boards having internal layers and methods for making them

#59
20190055418
2019-02-21

Acoustically transparent sandable coating

#60
20190032839
2019-01-31

Fixing system for panels and turbomachine enclosure comprising such system

#61
20190024589
2019-01-24

Flexible acoustic honeycomb

#62
20190017259
2019-01-17

Soundproofing structure, partition structure, window member, and cage

#63
20190005938
2019-01-03

Soundproof structure and adjustment method of soundproof structure

#64
20190003177
2019-01-03

Acoustic attenuation structure

#65
20180363558
2018-12-20

Acoustic panel with folding chamber

#66
20180347182
2018-12-06

Sound damping wallboard and method of constructing a sound damping wallboard

#67
20180340328
2018-11-29

Sound insulation sheet member and sound insulation structure using same

#68
20180216344
2018-08-02

Mullion seal

#69
20180195274
2018-07-12

Sound damping wallboard and method of forming a sound damping wallboard

#70
20180106039
2018-04-19

DENSIFIED FOAM CORE (DFC) BOARD FOR USE AS A BACKING SURFACE

#71
20180090122
2018-03-29

Sound absorbing panel with wedge-shaped cross-section micro-slits

#72
20180051462
2018-02-22

Soundproof structure and soundproof structure manufacturing method

#73
20180051461
2018-02-22

Structural subfloor product and method of manufacturing same

#74
20180047379
2018-02-15

Film and sound-absorbing structure

#75
20180025715
2018-01-25

Sheet material with a cellular structure and/or a process for producing same

#76
20180023291
2018-01-25

Scrim attachment system

#77
20170342721
2017-11-30

Sound-absorbing element and system

#78
20170314260
2017-11-02

Water stain and sag resistant acoustic building panel

#79
20170314259
2017-11-02

SOUND PROOF UNDERLAYMENT MEMBRANE

#80
20170299198
2017-10-19

Heated floor and ceiling panel with a corrugated layer for modular use in buildings

#81
20170284088
2017-10-05

Sound absorbing structure and acoustic room

#82
20170284084
2017-10-05

MODULAR ACOUSTIC STRUCTURE

#83
20170263234
2017-09-14

Sound insulating sheet material with a cellular structure including gelatine and/or a process for producing the same

#84
20170254097
2017-09-07

SYSTEM AND PROCESS FOR INSTALLING A TEMPORARY TILE FLOOR SURFACE

#85
20170218621
2017-08-03

Structural subfloor product and method of manufacturing same

#86
20170204604
2017-07-20

Mineral fiber based ceiling tile

#87
20170138041
2017-05-18

Single leaf separating wall

#88
20170136731
2017-05-18

Underlay mat for floor coverings

#89
20170121964
2017-05-04

Scrim attachment system

#90
20170081843
2017-03-23

Sound-permeable lining for acoustic plasterboards

#91
20170081842
2017-03-23

Acoustical gypsum wallboard

#92
20170044761
2017-02-16

Sound absorbing material, a method for production of the same and device for cutting apertures in the sound absorbing material

#93
20170044760
2017-02-16

Sound dampening wall

#94
20170037617
2017-02-09

Sound damping wallboard and method of forming a sound damping wallboard

#95
20170037616
2017-02-09

Roll-up wall system and modular components

#96
20160340914
2016-11-24

Flooring product and method of manufacturing same

#97
20160289955
2016-10-06

Wall element

#98
20160273212
2016-09-22

System for manufacture of foam sheets rigidized with polymer infiltration

#99
20160265222
2016-09-15

Method for installing acoustic panel

#100
20160230384
2016-08-11

Sound damping wallboard and method of forming a sound damping wallboard

#101
20160222658
2016-08-04

Solid-Borne-Sound Underlay Based on a Wood-Plastics-Composite Material

#102
20160208482
2016-07-21

Sound reducing underlayment composition, system and method

#103
20160201318
2016-07-14

Structures formed with sheet material configured with at least one sound absorbing layer

#104
20160168868
2016-06-16

Elastic plastic floor which is with the functions of moisture proof and sound insulation, and its production method

#105
20160153187
2016-06-02

SOUND DAMPING SYSTEM

#106
20160083960
2016-03-24

Acoustic damping building material

#107
20160076245
2016-03-17

Sound attenuation building material and system

#108
20150361659
2015-12-17

Sound dampening wall

#109
20150330073
2015-11-19

Hermetic and acoustically absorbent assembly for a false partition

#110
20150322670
2015-11-12

Soundproofing Panel

#111
20150308105
2015-10-29

Soundproofing system for use with partition walls

#112
20150252564
2015-09-10

Mirrored insulating panels structures, systems and associated processes

#113
20150218804
2015-08-06

Optimized pattern of a damping layer for wall, floor, and ceiling constructions

#114
20150176269
2015-06-25

Sound absorption sheet with improved sound absorption function and method for manufacturing same

#115
20150167516
2015-06-18

Clean burn muffler packing with stitched fiberglass envelope

#116
20150122399
2015-05-07

Acoustic absorbent wall coating

#117
20150041249
2015-02-12

Soundproof panel connection structure

#118
20140318063
2014-10-30

BUILDING STRUCTURAL CONNECTOR

#119
20140299408
2014-10-09

Optical acoustic panel

#120
20140298742
2014-10-09

Mirrored insulating panel structures, systems and associated processes

#121
20140251720
2014-09-11

Clean burn muffler packing with stitched fiberglass envelope

#122
20140224407
2014-08-14

Acoustic absorbent wall coating

#123
20140182967
2014-07-03

Acoustic decorative material

#124
20140169532
2014-06-19

X-ray CT system

#125
20140147656
2014-05-29

APPARATUSES INCLUDING HOLLOW SHAPE MEMORY ALLOY PARTICLES

#126
20140124291
2014-05-08

Gypsum-panel acoustical monolithic ceiling

#127
20140072765
2014-03-13

Protective membrane and method of manufacturing same

#128
20140054108
2014-02-27

Sheet-like finishing element

#129
20140034415
2014-02-06

Sound insulation

#130
20140014437
2014-01-16

ONE LOOK ACOUSTICAL CEILING TILE

#131
20140000979
2014-01-02

Gypsum-panel acoustical monolithic ceiling

#132
20130319791
2013-12-05

Constrained-layer damping material

#133
20130255176
2013-10-03

IN-SITU FOAM CORE PANEL SYSTEMS AND METHOD OF MANUFACTURE

#134
20130209782
2013-08-15

Utility materials incorporating a microparticle matrix

#135
20130199872
2013-08-08

Gypsum panel having outstanding sound-absorbing properties and a production method therefor

#136
20130192921
2013-08-01

Sound absorption material and method of manufacturing sound absorption material

#137
20130186705
2013-07-25

Optimized pattern of a damping layer for wall, floor, and ceiling constructions

#138
20130161126
2013-06-27

Sound absorbent barrier

#139
20130153331
2013-06-20

Broadband sound absorber

#140
20130146392
2013-06-13

Method and machine for producing a sound-deadening insert for silencer of an exhaust-gas discharge system of an internal-combustion engine

#141
20130133980
2013-05-30

Articles containing woven or non-woven ultra-high surface area macro polymeric fibers

#142
20130118831
2013-05-16

Structure having sound absorption characteristic

#143
20130115447
2013-05-09

MAT OF POLYMER FIBERS CONTAINING A DIHYDRAZIDE AND USE THEREOF

#144
20130098707
2013-04-25

Mounting structure for dash silencer

#145
20130098521
2013-04-25

TIRE AND WHEEL NOISE REDUCING DEVICE AND SYSTEM

#146
20130025966
2013-01-31

Assembly wall body having improved sound absorbing and screening performance and a assembly structure comprising the same

#147
20120060440
2012-03-15

Utility materials incorporating a microparticle matrix

#148
20110265539
2011-11-03

Method of making micro-holes on metal plate

#149
20110139543
2011-06-16

Sound absorption material and method of manufacturing sound absorption material

#150
20110114414
2011-05-19

Acoustically tunable sound absorption articles and methods of making same

#151
20110091678
2011-04-21

MOISTURE BARRIER UNDERLAYMENT WITH INTERMEDIATE LAYER TO ACCOMMODATE EXPANSION AND CONTRACTION

#152
20110083778
2011-04-14

Tire and Wheel Noise Reducing Device and System

#153
20110048850
2011-03-03

Acoustic composite

#154
20110031064
2011-02-10

Non-combustible sound-absorbing facing

#155
20100314195
2010-12-16

Acoustically tunable sound absorption articles

#156
20100304111
2010-12-02

SOUND REDUCING AND FIRE RESISTANT SURFACE APPARATUS AND METHOD OF MAKING THE SAME

#157
20100175362
2010-07-15

PRODUCTION METHOD OF LAYERED SOUND ABSORPTIVE NON-WOVEN FABRIC

#158
20100038169
2010-02-18

COMPOSITE MATERIALS FOR ABSORBING SOUND MADE FROM POLYESTER OF HIGH DENSITY AND METHOD FOR PREPARATION THEREOF

#159
20090297767
2009-12-03

Flexible sheet materials for tensioned structures, a method of making such materials, and tensioned false ceilings comprising such materials

#160
20090288360
2009-11-26

SOUND PROOFING SYSTEM AND METHOD

#161
20090242095
2009-10-01

System for reducing acoustic energy

#162
20090233045
2009-09-17

Structured films having acoustical absorbance properties

#163
20090173569
2009-07-09

ACOUSTIC ABSORBER WITH BARRIER FACING

#164
20090108504
2009-04-30

METHODS OF MAKING STRUCTURED FILMS

#165
20090107059
2009-04-30

Sound attenuation building material and system

#166
20090004459
2009-01-01

Utility materials incorporating a microparticle matrix

#167
20080236943
2008-10-02

SOUND PROOFING SYSTEM AND METHOD

#168
20080203350
2008-08-28

Composition For Producing Sheet Material

#169
20080029337
2008-02-07

System for reducing acoustic energy

#170
20070287346
2007-12-13

Sound-absorbing fabric

#171
20070267248
2007-11-22

Combination acoustic diffuser and absorber and method of production thereof

#172
20070227090
2007-10-04

Moisture barrier underlayment with intermediate layer to accommodate expansion and contraction

#173
20070175173
2007-08-02

Board construction assembly for reducing sound transmission and method

#174
20070151800
2007-07-05

Porous membrane

#175
20070102237
2007-05-10

Acoustical gypsum board for ceiling panel

#176
20070017179
2007-01-25

Acoustical canopy system

#177
20060204737
2006-09-14

Nonwoven fibrous mat laminate

#178
20060194497
2006-08-31

Acoustical Insulation Laminate with Polyolefin Layer and Process for Making

#179
20060179762
2006-08-17

Device for fixing a sound-proofing panel on a wall

#180
20060150868
2006-07-13

Method and apparatus for producing a multilayer cementitious product

#181
20060014455
2006-01-19

Sound absorbing article

#182
20050202213
2005-09-15

Insulation structures

#183
20050188633
2005-09-01

Flexible sheet materials for tensioned structures, a method of making such materials, and tensioned false ceilings comprising such materials

#184
20050186392
2005-08-25

Flexible sheet materials for tensioned structures, a method of making such materials, and tensioned false ceilings comprising such materials

#185
17747065
2025-12-23

Lighting systems incorporating acoustic apertures

#186
17322508
2025-02-18

Portable decorative acoustical blocking system

#187
16923258
2022-03-15

Lighting systems incorporating connections for signal and power transmission

#188
16726226
2024-12-24

Acoustic interlayer

#189
16367410
2020-05-05

Acoustical panel frame

#190
15620944
2020-01-07

Mobile carriage for acoustic panels

#191
15485478
2018-03-20

Acoustical baffle panel system

#192
15481766
2020-03-03

Acoustically stiff wall

#193
15258159
2017-08-22

Acoustically transparent coating

#194
15234357
2017-04-18

Noise-cancelling wall

#195
15205102
2017-10-03

Drywall sheet end joint

#196
15189662
2017-10-24

Large diameter slag wool, composition and method of making same

#197
15140266
2017-07-11

Water stain and sag resistant acoustic building panel

#198
14819610
2015-10-27

Underlayment including extruded sheet material with expanded microspheres and metalized PET film

#199
14643536
2016-01-19

Method for installing acoustic panel

#200
13935597
2014-05-27

Glass fiber enhanced mineral wool based acoustical tile

#201
11742973
2019-01-08

Acoustical sound proofing material for architectural retrofit applications and methods for manufacturing same