ClassID:

126851

D21H13/40 - CPC Classification

Classification description:

Pulp or paper, comprising synthetic cellulose or non-cellulose fibres or web-forming material; Inorganic fibres or flakes siliceous vitreous, e.g. mineral wool, glass fibres

Recent Application in this class:
#1
20250316791
2025-10-09

THERMAL INSULATING/FLAME BARRIER SHEET AND BATTERY PACK AND BATTERY MODULE PACKAGE USING THE SAME

#2
20250259764
2025-08-14

ELECTRICAL INSULATION PAPER

#3
20250116066
2025-04-10

FORMULATION FOR A FIBROUS NON-WOVEN FACING MATERIAL

#4
20250043514
2025-02-06

METHOD FOR PRODUCING INSULATION PRODUCTS BASED ON MINERAL FIBRES OR ORGANIC FIBRES OF NATURAL ORIGIN

#5
20240408523
2024-12-12

FILTER MATERIAL FOR AIR FILTER AND METHOD FOR PRODUCING FILTER MATERIAL

#6
20240247419
2024-07-25

VISCOSITY MODIFIED GLASS FIBER PRODUCTS

#7
20230278008
2023-09-07

FILTER MEDIUM FOR AIR FILTERS AND METHOD FOR PRODUCING SAME

#8
20230228035
2023-07-20

SPACE FILLING MATERIAL, METHOD FOR MANUFACTURING SAME, AND SPACE FILLING STRUCTURE

#9
20230167610
2023-06-01

FIRE RETARDANT PAPER

#10
20230060416
2023-03-02

COMPOSITIONS AND METHODS FOR PROVIDING INCREASED STRENGTH IN CEILING, FLOORING, AND BUILDING PRODUCTS

#11
20220403599
2022-12-22

UNCOATED NONWOVEN FIBER MAT

#12
20220307201
2022-09-29

Method of producing a fibrous product and a fibrous product

#13
20220243400
2022-08-04

FORMULATION FOR A FIBROUS NON-WOVEN FACING MATERIAL

#14
20220062807
2022-03-03

ANTIVIRAL GLASS FIBER TREATMENT, PROCESS AND METHOD OF MANUFACTURING

#15
20220033595
2022-02-03

METHOD FOR PRODUCING HEAT-RESISTANT RESIN COMPOSITE AND HEATRESISTANT RESIN COMPOSITE

#16
20220016868
2022-01-20

Molded ceiling material for vehicle and production method therefor

#17
20210140107
2021-05-13

WET METHOD FOR PRODUCING A PANEL OR A POLE, PRODUCTS PRODUCED BY SAID METHOD AND USE OF PRODUCTS PRODUCED BY SAID METHOD

#18
20210002890
2021-01-07

Sag-resistant acoustic board

#19
20200407896
2020-12-31

Viscosity modified formaldehyde-free binder compositions and methods

#20
20200331231
2020-10-22

Method of producing a fibrous product and a fibrous product

#21
20200248408
2020-08-06

Compositions and methods for providing increased strength in ceiling, flooring, and building products

#22
20200086601
2020-03-19

Fiber sheets and structures comprising fiber sheets

#23
20190247828
2019-08-15

Inorganic fiber sheet, honeycomb molded body and honeycomb filter

#24
20190100880
2019-04-04

Ceiling tile compositions comprising microfibrillated cellulose and methods for making same

#25
20190048501
2019-02-14

Soy protein and carbohydrate containing binder compositions

#26
20180371695
2018-12-27

Paper-like and nanocomposite material based on mineral fiber

#27
20180361702
2018-12-20

Multilayer facer manufacturing system

#28
20180223478
2018-08-09

Fibrous media

#29
20180162086
2018-06-14

HONEYCOMB PAPER

#30
20180051421
2018-02-22

High light-transmittance fiber glass surface paper and preparation method therefor

#31
20180044187
2018-02-15

Method and device for producing inorganic aerogel fibers

#32
20170362775
2017-12-21

THERMOPLASTIC FIBROUS MATERIALS AND A METHOD OF PRODUCING THE SAME

#33
20170284026
2017-10-05

COMPOSITIONS AND METHODS FOR PROVIDING INCREASED STRENGTH IN CEILING, FLOORING, AND BUILDING PRODUCTS

#34
20170260694
2017-09-14

Fiber sheets and structures comprising fiber sheets

#35
20170089014
2017-03-30

Acoustical ceiling tile

#36
20170044407
2017-02-16

Binder for glass paper

#37
20160355961
2016-12-08

Method for producing a wet-laid nonwoven fabric

#38
20160273140
2016-09-22

FLEXIBLE NON-WOVEN MAT

#39
20160221862
2016-08-04

Man-made vitreous fibres

#40
20160208439
2016-07-21

Reinforced Gypsum Board Having Improved Fire Resistance

#41
20160194828
2016-07-07

METHOD FOR MANUFACTURING ENVIRONMENTAL FRIENDLY CUSHIONING MATERIAL

#42
20160160444
2016-06-09

Fire-retardant sheet material

#43
20160145785
2016-05-26

Glass fiber reinforced facer mat

#44
20160145779
2016-05-26

Hybrid nonwoven mats and methods

#45
20160051920
2016-02-25

Filter material for air filter, method for manufacturing same, and air filter provided with same

#46
20160047089
2016-02-18

Non-woven fabric made with binder system

#47
20160010284
2016-01-14

ROLL

#48
20150284910
2015-10-08

FIBER REINFORCED THERMOPLASTIC SHEETS WITH SURFACE COVERINGS

#49
20150233021
2015-08-20

Method for production of carbon nanofiber mat or carbon paper

#50
20140338850
2014-11-20

Asphalt emulsions, products made from asphalt emulsions, and processes for making fibrous mats from asphalt emulsions

#51
20140302521
2014-10-09

Sample preservation method and sample preservation substrate

#52
20140162003
2014-06-12

Pyrophoric sheet

#53
20140138182
2014-05-22

Glass fiber-based sound absorbing sheet having adjustable permeability and air porosity

#54
20140134909
2014-05-15

Viscosity modified formaldehyde-free binder compositions

#55
20140134497
2014-05-15

Soy protein and carbohydrate containing binder compositions

#56
20140030946
2014-01-30

Glass fiber reinforced facer mat

#57
20130340962
2013-12-26

Method and apparatus for forming a fibrous media

#58
20130292076
2013-11-07

FIBER REINFORCED THERMOPLASTIC SHEETS WITH SURFACE COVERINGS

#59
20130214442
2013-08-22

Method for production of carbon nanofiber mat or carbon paper

#60
20130178126
2013-07-11

MICROFIBER-CONTAINING FIBER REINFORCED FACER MATS AND METHOD OF MAKING

#61
20130081770
2013-04-04

METHOD FOR MANUFACTURING ECO-FRIENDLY INORGANIC PAPER

#62
20120321807
2012-12-20

Method of making tough, flexible mats

#63
20120312488
2012-12-13

Method for forming a fibrous media

#64
20120255697
2012-10-11

Paper comprising heat treated bio-soluble inorganic fibers, and method and equipment for making same

#65
20120251597
2012-10-04

END PRODUCTS INCORPORATING SHORT-CUT MICROFIBERS

#66
20120248034
2012-10-04

METHODS OF MAKING AND USING LIQUID FILTER MEDIA

#67
20120244337
2012-09-27

FIBERIZED THERMOSET BINDER AND METHOD OF USING

#68
20120216975
2012-08-30

Glass Mat with Synthetic Wood Pulp

#69
20120190264
2012-07-26

SELF-ADHESIVE FIBER MAT

#70
20120138692
2012-06-07

Paper

#71
20120118521
2012-05-17

Manufacture of a veil made of glass and cellulose fibers in cationic medium

#72
20120115385
2012-05-10

Asphalt emulsions, products made from asphalt emulsions, and processes for making fibrous mats from asphalt emulsions

#73
20120064295
2012-03-15

LOW CALIPER GLASS MAT AND BINDER SYSTEM FOR SAME

#74
20120031063
2012-02-09

LOW-BASIS-WEIGHT FILTER MEDIA FOR AIR FILTERS

#75
20110287680
2011-11-24

Mineral wool fibber batting, method for the production thereof and use of same

#76
20110283818
2011-11-24

Plasma sample collection device

#77
20110283671
2011-11-24

Air filter medium

#78
20110253330
2011-10-20

Fire and smoke retardant composite materials

#79
20110244167
2011-10-06

Thermal insulation core material and vacuum insulation panel and manufacturing process thereof

#80
20110168645
2011-07-14

Method of separating a fluid fraction from whole blood

#81
20110168625
2011-07-14

Nonwovens produced from multicomponent fibers

#82
20110139386
2011-06-16

WET LAP COMPOSITION AND RELATED PROCESSES

#83
20100323163
2010-12-23

SEED CRYSTAL COATING FOR GYPSUM WALLBOARD FACING

#84
20100273376
2010-10-28

Fiber glass mat, method and laminate

#85
20100272938
2010-10-28

Hydraulically-Formed Nonwoven Sheet with Microfibers

#86
20100218907
2010-09-02

Non-Dried Continuous Bulk Packaged Roving For Long Fiber Thermoplastics And A System For Collecting Same

#87
20100189982
2010-07-29

Fire and SAG resistanct acoustical panel

#88
20100187712
2010-07-29

Method and apparatus for forming a fibrous media

#89
20100187171
2010-07-29

Fibrous media

#90
20100146887
2010-06-17

Fire and Sag Resistant Acoustical Panel and Substantially Clear Coating Therefor

#91
20100143684
2010-06-10

FIBROUS VEIL IMPREGNATED WITH SURFACE FINISH FORMULATION

#92
20100140840
2010-06-10

Aerogel containing blanket

#93
20100124606
2010-05-20

Method of manufacturing a multiple layer directionally oriented nonwoven fiber material

#94
20100123264
2010-05-20

Method of manufacturing a multiple layer directionally oriented nonwoven fiber material

#95
20100105272
2010-04-29

Roofing mat using urea-formaldehyde binder of particular viscosity and surface tension

#96
20100031618
2010-02-11

High dust holding capacity filter media

#97
20090320428
2009-12-31

Air filter medium

#98
20090301022
2009-12-10

Process for manufacturing insulated siding

#99
20090159228
2009-06-25

Variable dispersion of wet use chopped strand glass fibers in a chopped title strand mat

#100
20090130416
2009-05-21

Highly Filled Fibrous Veil

#101
20090126886
2009-05-21

Process for producing a low density acoustical panel with improved sound absorption

#102
20090075039
2009-03-19

Flexible decorative laminate

#103
20090071617
2009-03-19

Methods for improving the tear strength of mats

#104
20090008050
2009-01-08

METHODS FOR PRODUCING WET-SPUN NON-WOVEN FABRICS

#105
20080311815
2008-12-18

Nonwovens produced from multicomponent fibers

#106
20080289788
2008-11-27

Method of drying mat products

#107
20080210644
2008-09-04

Blood separator and method of separating a fluid fraction from whole blood

#108
20080199668
2008-08-21

Veil with a PVOH fibre binding agent

#109
20080187734
2008-08-07

Low dielectric loss composite material

#110
20080160258
2008-07-03

Roofing mat using urea-formaldehyde binder of particular viscosity and surface tension

#111
20080138697
2008-06-12

Reinforcing Material For Proton Conductive Membrane, and Proton Conductive Membrane Using the Same and Fuel Cell

#112
20080083522
2008-04-10

Urea-formaldehyde resin composition and process for making fiber mats

#113
20080060777
2008-03-13

Method of manufacturing a multiple layer directionally oriented nonwoven fiber material

#114
20080026180
2008-01-31

Impregnated inorganic paper and method for manufacturing the impregnated inorganic paper

#115
20080021134
2008-01-24

Hot-press cushion material and manufacturing method of the same

#116
20080014815
2008-01-17

Highly filled fibrous veil

#117
20080014814
2008-01-17

Highly filled fibrous veil

#118
20080009209
2008-01-10

Water repellant curable aqueous compositions

#119
20070298235
2007-12-27

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

#120
20070295467
2007-12-27

Mold resistant construction boards and methods for their manufacture

#121
20070271889
2007-11-29

Nonwoven fibrous mat for MERV filter and method

#122
20070264895
2007-11-15

Method of making tough, flexible mats for collapsable ceiling tile

#123
20070246144
2007-10-25

Fibrous nonwoven mat and method

#124
20070212970
2007-09-13

Process for manufacturing insulated siding

#125
20070173155
2007-07-26

Urea-formaldehyde resin binders containing acrylic bi-modal molecular weight solution polymer

#126
20070158043
2007-07-12

Moisture absorptive and desorptive paper and a method for manufacturing the same

#127
20070154639
2007-07-05

Coated articles and methods of manufacture thereof

#128
20070123132
2007-05-31

Nonwoven mat, method for production thereof and fibre composite

#129
20070107344
2007-05-17

Floor strip

#130
20070072971
2007-03-29

Fiber dispersant-containing systems

#131
20070056705
2007-03-15

Ceiling tile with non uniform binder composition

#132
20070042659
2007-02-22

Fiber mat and process for making same

#133
20070039703
2007-02-22

Wet formed mat having improved hot wet tensile strengths

#134
20070032157
2007-02-08

Dually dispersed fiber construction for nonwoven mats using chopped strands

#135
20070009688
2007-01-11

Glass/polymer reinforcement backing for siding and compression packaging of siding backed with glass/polymer

#136
20070006775
2007-01-11

Method for producing a wet-laid fiber mat

#137
20070006390
2007-01-11

Water repellant curable aqueous compositions

#138
20060292952
2006-12-28

Fiber mat and process for making same

#139
20060292948
2006-12-28

Fibrous veil impregnated with surface finish formulation

#140
20060283565
2006-12-21

Making foam coated mats on-line

#141
20060252855
2006-11-09

Poly (vinyl alcohol)—based formaldehyde-free curable aqueous composition

#142
20060249267
2006-11-09

Shake mechanism for glass mat production line

#143
20060174556
2006-08-10

Floor strip

#144
20060125158
2006-06-15

Aerogel containing blanket

#145
20060113050
2006-06-01

Method for making a fiber glass and cellulose mat in cationic medium

#146
20060108280
2006-05-25

Filter media prepared in aqueous system including resin binder

#147
20060105662
2006-05-18

Fibrous nonwoven mats containing polyethermid fibers

#148
20060057919
2006-03-16

Fiber mat having improved tensile strength and process for making same

#149
20060027948
2006-02-09

Mold resistant construction boards and methods for their manufacture

#150
20060016569
2006-01-26

High strength paperboard and method of making same

#151
20050282451
2005-12-22

Composite sheet material and process of making

#152
20050266758
2005-12-01

Wet-spun non-woven fabric and method for producing the same

#153
20050260400
2005-11-24

Foam products with silane impregnated facer

#154
20050255774
2005-11-17

Veil with a PVOH fibre binding agent

#155
20050249918
2005-11-10

Shingle and mat tensile strength with urea formaldehyde resin modifier

#156
20050244624
2005-11-03

Wet process chopped fiber mat production

#157
20050217193
2005-10-06

Floor strip

#158
20050215698
2005-09-29

Fiber reinforced thermoplastic sheets with surface coverings

#159
20050215153
2005-09-29

Dextrin binder composition for heat resistant non-wovens

#160
20050191922
2005-09-01

Fiber mat having improved tensile strength and process for making same

#161
20050155198
2005-07-21

Non-woven inorganic fiber mat

#162
20050142348
2005-06-30

Method of making foam coated mat online and coated mat product

#163
20050136241
2005-06-23

Method of making coated mat online

#164
20050124250
2005-06-09

Multiple layer directionally oriented nonwoven fiber material and methods of manufacturing same

#165
20050121162
2005-06-09

Non-woven inorganic fiber mat

#166
20050115662
2005-06-02

Composite material with improved structural, acoustic and thermal properties

#167
20050112978
2005-05-26

Method of making tough, flexible mats and tough, flexible mats

#168
20050112374
2005-05-26

Method of making fibrous mats and fibrous mats

#169
20050032452
2005-02-10

Conformable surfacing veil or reinforcement mat

#170
20050025949
2005-02-03

Deformable veil and process for manufacturing same

#171
20050008850
2005-01-13

Glass flake having high thermal conductivity

#172
20050003149
2005-01-06

Floor strip

#173
14054927
2014-11-25

Air dispersion of mineral fibers in ceiling tile manufacture

#174
14029829
2014-08-12

Water reduction by modulating vacuum

#175
13935597
2014-05-27

Glass fiber enhanced mineral wool based acoustical tile