ClassID:

131671

E04G21/30 - CPC Classification

Classification description:

Preparing, conveying, or working-up building materials or building elements ; Other devices or measures for constructional work; Safety or protective measures preventing damage to building parts or finishing work during construction against mechanical damage or dirt, e.g. guard covers of stairs

Recent Application in this class:
#1
20260047740
2026-02-19

WALL DEBRIS COLLECTION DEVICE

#2
20250361955
2025-11-27

FLEXIBLE AIR DUCT SYSTEMS AND METHODS OF INSTALLATION AND USE THEREOF

#3
20250146311
2025-05-08

RAILING GUARD DEVICE

#4
20250084653
2025-03-13

SELF-CLOSING ENTRYWAY PARTITION

#5
20240417986
2024-12-19

DROPCLOTH CODING SYSTEM

#6
20240384546
2024-11-21

SUPPORT SYSTEM

#7
20240337121
2024-10-10

COVERING PANEL FOR COVERING WORK AREAS

#8
20240263468
2024-08-08

Temporary protective compartmentalization system for use during construction and demolition

#9
20240263467
2024-08-08

TEMPORARY PROTECTIVE WALL PARTITION BARRIER SYSTEM FOR USE DURING CONSTRUCTION AND DEMOLITION

#10
20240262079
2024-08-08

STRUCTURE PROTECTION SHEET AND METHOD FOR USING STRUCTURE PROTECTION SHEET

#11
20240229484
2024-07-11

PROTECTIVE COVER

#12
20240133195
2024-04-25

PROTECTIVE COVER

#13
20240084585
2024-03-14

HEAT SENSITIVE PROTECTIVE BARRIER AND A METHOD FOR ITS USE

#14
20240052655
2024-02-15

WRAPAROUND STEP COVER FASTENING SYSTEM AND METHOD

#15
20230383560
2023-11-30

FIBERBOARD SURFACE PROTECTION SYSTEM

#16
20230265669
2023-08-24

Drywall Particulate Catching Device

#17
20230250653
2023-08-10

PROTECTIVE ROOFING SHIELD AND METHOD OF USE

#18
20230212867
2023-07-06

Adaptable, temporary landscape protection structure

#19
20230111277
2023-04-13

Barrier Devices and Related Methods

#20
20230067682
2023-03-02

Zipper pull system and methods of use

#21
20220170270
2022-06-02

STEP COVER AND STAIR COVER SYSTEM

#22
20220162866
2022-05-26

Rail end mount and methods of use

#23
20220143643
2022-05-12

Foldable disposable protective cover for round gang boxes and lighting housings mounted in walls and ceilings of residential and commercial buildings

#24
20220136266
2022-05-05

Joining part for a system for partitioning and protecting a premises, prop and partitioning system provided with such a joining part, and method for implementation thereof

#25
20220074523
2022-03-10

Flexible air duct systems and methods of installation and use thereof

#26
20220034111
2022-02-03

Oval cover member for pre-cast concrete lift hook

#27
20210404198
2021-12-30

Self-closing entryway partition

#28
20210323016
2021-10-21

KIT TO PROTECT FIXTURES FROM PAINT AND DUST

#29
20210317672
2021-10-14

FLOOR COVER

#30
20210222445
2021-07-22

Column climbing building site protection device, system and method

#31
20210198909
2021-07-01

Concrete masonry unit cap

#32
20210108430
2021-04-15

EDGE PROTECTION FENCE WITH ROTATING PANEL

#33
20210047850
2021-02-18

Self-closing entryway partition

#34
20200347624
2020-11-05

Fiberboard Surface Protection System

#35
20200332543
2020-10-22

Stair tread cover

#36
20200284053
2020-09-10

PROTECTIVE BARRIER COMPRISING A SEAM HAVING AN INTEGRATED DUSTCOVER SYSTEM AND A METHOD FOR ITS USE

#37
20200123781
2020-04-23

Apparatus and method for temporarily allowing use of and protecting a stairway framework during construction of buildings

#38
20200101333
2020-04-02

HEAT SENSITIVE PROTECTIVE BARRIER AND A METHOD FOR ITS USE

#39
20200087935
2020-03-19

Self-closing entryway partition

#40
20200080685
2020-03-12

Mounting unit for partition mount

#41
20200040585
2020-02-06

Apparatus and method for temporarily allowing use of and protecting a stairway framework during construction of buildings

#42
20200024858
2020-01-23

Partition mount with integrated plunger assembly

#43
20190338544
2019-11-07

Protective cover

#44
20190316407
2019-10-17

Doorframe protection device

#45
20190284815
2019-09-19

Fastener assembly, mesh panel and barrier system

#46
20190277046
2019-09-12

CORNER-FITTING DROP CLOTH

#47
20190219217
2019-07-18

Safety plate

#48
20190186129
2019-06-20

Modular and reusable temporary construction wall

#49
20190177990
2019-06-13

Fiberboard surface protection system

#50
20190085572
2019-03-21

Fiberboard surface protection system

#51
20190085565
2019-03-21

Universal wraparound step cover

#52
20190082873
2019-03-21

Rug mounting systems and method

#53
20190032340
2019-01-31

Wedge tread stair box system

#54
20190003193
2019-01-03

Partition mount system including head coupler with adjustable head length and head position

#55
20180347216
2018-12-06

Stair tread cover

#56
20180347215
2018-12-06

Stair tread cover

#57
20180298626
2018-10-18

System to deter external climbing of open stairs

#58
20180298615
2018-10-18

COVER FOR A STEP

#59
20180274251
2018-09-27

SAFETY AND DEBRIS DROP NETTING SYSTEM AND RELATED METHODOLOGY

#60
20180163417
2018-06-14

System to deter external climbing of open stairs

#61
20180119438
2018-05-03

Device for mitigating debris travel and method

#62
20180044931
2018-02-15

Safety and debris drop netting system and related methodology

#63
20180030747
2018-02-01

Protecto unit for a sliding door frame

#64
20170356201
2017-12-14

PROTECTIVE BARRIER COMPRISING A SEAM HAVING AN INTEGRATED DUSTCOVER SYSTEM AND A METHOD FOR ITS USE

#65
20170356200
2017-12-14

Protective barrier comprising a seam having an integrated dustcover system and a method for its use

#66
20170335140
2017-11-23

Expandable tape

#67
20170333739
2017-11-23

Heat sensitive protective barrier and a method for its use

#68
20170254103
2017-09-07

Containment shroud system

#69
20170247893
2017-08-31

SHEET FOR PROTECTING A FORMWORK SURFACE, FORMWORK INSTALLATION, METHOD OF PRODUCTION AND METHOD OF USE

#70
20170226759
2017-08-10

Wraparound cover for a step

#71
20170198484
2017-07-13

Access structure integration assembly and integrated access systems and methods of using the same

#72
20170183884
2017-06-29

Fiberboard surface protection system

#73
20170183883
2017-06-29

Fiberboard Surface Protection System

#74
20170037279
2017-02-09

Expandable tape

#75
20170009473
2017-01-12

Partition mount with integrated plunger assembly

#76
20160356040
2016-12-08

Mounting unit for partition mount

#77
20160312484
2016-10-27

Construction protection sheet

#78
20160289983
2016-10-06

Disposable protective sheeting for decks and floors

#79
20160138284
2016-05-19

System to deter external climbing of open stairs

#80
20160097203
2016-04-07

Combination expansion joint strip

#81
20150337549
2015-11-26

System to deter external climbing of open stairs

#82
20150052843
2015-02-26

Partition mount with integrated plunger assembly

#83
20150041252
2015-02-12

Access structure integration assembly and integrated access systems and methods of using the same

#84
20140314980
2014-10-23

SAFETY DROP CLOTH

#85
20140295133
2014-10-02

Enhanced Perimeter Polymeric Sheet

#86
20140157712
2014-06-12

Method and apparatus for temporary surface protection

#87
20140157709
2014-06-12

Protective barrier and a method for its use

#88
20140157697
2014-06-12

Protective barrier and a method for its use

#89
20140033642
2014-02-06

Dust free construction barrier system

#90
20130327549
2013-12-12

Heat sensitive protective barrier and a method for its use

#91
20130236676
2013-09-12

APPARATUS AND METHOD FOR PROTECTING A FLOOR AND BASEBOARD

#92
20130233457
2013-09-12

Article and method for protecting surfaces

#93
20130134279
2013-05-30

Partition mount with integrated plunger assembly

#94
20130058594
2013-03-07

Localized Dust Containment Apparatus

#95
20130008620
2013-01-10

Adjustable enclosure and method for enclosing a work space having a surface therein to be worked upon, the surface bearing a lead-based paint

#96
20120234996
2012-09-20

Systems and methods for attaching barrier sheet material to extensible pole assemblies

#97
20120096805
2012-04-26

BLOCKOUT DEVICE

#98
20120049034
2012-03-01

Partition mount with integrated plunger assembly

#99
20110308747
2011-12-22

Anti-dust door

#100
20110265961
2011-11-03

METHOD AND APPARATUS FOR A MULTIPLE LAYER CONTAINMENT BARRIER

#101
20110131890
2011-06-09

Wall drop paint barrier protector

#102
20110097954
2011-04-28

Peelable Coating

#103
20110067330
2011-03-24

Protective barrier and method for its use

#104
20110036520
2011-02-17

Systems and methods for attaching barrier sheet material to extensible pole assemblies

#105
20110036018
2011-02-17

Movable building

#106
20110000166
2011-01-06

PROTECTIVE SLEEVE

#107
20110000164
2011-01-06

System and method for modifying existing structures to provide improved resistance to extreme environmental conditions

#108
20100301000
2010-12-02

Partition mount

#109
20100276090
2010-11-04

Partition Apparatus and System

#110
20100255770
2010-10-07

Protective Coverings

#111
20100186300
2010-07-29

EZ2 seal door

#112
20100154943
2010-06-24

DROP CLOTH

#113
20100108849
2010-05-06

Partition mount with integrated plunger assembly

#114
20100101198
2010-04-29

Air quality containment unit

#115
20100083601
2010-04-08

CLOSURE WALL ASSEMBLY

#116
20100078431
2010-04-01

Fold up utility tray for commode

#117
20100007098
2010-01-14

Curbing component of a rapidly deployable temporary modular structure

#118
20100006161
2010-01-14

Plug assembly

#119
20090307990
2009-12-17

SYSTEM FOR DIVIDING OFF AREAS OF A ROOM

#120
20090241467
2009-10-01

PROTECTIVE SLEEVE

#121
20090194959
2009-08-06

MOBILE PLATFORM METHODS AND SYSTEM

#122
20090183840
2009-07-23

SYSTEM FOR DIVIDING OFF AREAS OF A ROOM

#123
20090173021
2009-07-09

Entryway protector

#124
20090145077
2009-06-11

Deck Railing Protector

#125
20090077901
2009-03-26

Paint Protection Method and Cover

#126
20090071614
2009-03-19

PARTITION MOUNT

#127
20090020242
2009-01-22

Device for separating regions of a space

#128
20090008047
2009-01-08

Stump Grinding Debris Containment Structure

#129
20090007529
2009-01-08

Portable breathable dust partition system

#130
20080313983
2008-12-25

Rapidly deployable temporary modular structures and component elements thereof

#131
20080313971
2008-12-25

Dropcloth

#132
20080283719
2008-11-20

Wall Protector

#133
20080249800
2008-10-09

HEALTH CARE ECONOMICS MODELING SYSTEM

#134
20080245017
2008-10-09

Modular system and method for constructing structures with improved resistance to extreme environmental conditions and components thereof

#135
20080185111
2008-08-07

Partition apparatus and system

#136
20080184629
2008-08-07

Gutter and Siding Protection Device and System

#137
20080086952
2008-04-17

Protective door shield

#138
20080060315
2008-03-13

Combined corner guard and spacer clip for fenestrations

#139
20080041539
2008-02-21

Device for Separating Zones of a Room

#140
20080006374
2008-01-10

Partition mount

#141
20080005973
2008-01-10

Paint shield for roof structure

#142
20070295369
2007-12-27

Method for removal of particulate matter

#143
20070294844
2007-12-27

Curb cushion

#144
20070124999
2007-06-07

DOOR WRAP

#145
20070107355
2007-05-17

Window shroud system

#146
20070044398
2007-03-01

Stair capper

#147
20060283562
2006-12-21

Dust protection door

#148
20060272785
2006-12-07

Partition mount

#149
20060272273
2006-12-07

Window assembly masking bag

#150
20060260650
2006-11-23

Method for removal of particulate matter

#151
20060230693
2006-10-19

Stair tread protection system

#152
20060210753
2006-09-21

Disposable protective sheeting for decks and floors

#153
20060185803
2006-08-24

Portable Debris Retainer

#154
20060096195
2006-05-11

Devices and methods for protecting exposed pipe ends during construction

#155
20060024475
2006-02-02

Floor covering

#156
20050284591
2005-12-29

Partition mount

#157
20050247414
2005-11-10

Partition mount with integrated plunger assembly

#158
20050223650
2005-10-13

Protective coverings

#159
20050210814
2005-09-29

Rapidly deployable temporary modular structures and component elements thereof

#160
20050204657
2005-09-22

Door frame with unitary head flashing, nailing fin, and tear-away construction cover

#161
20050138873
2005-06-30

Entryway protector

#162
20050109470
2005-05-26

Plastic sheet barrier enclosure, system, and method

#163
20050077015
2005-04-14

Temporary partition system

#164
20050028941
2005-02-10

Carpet film applicator

#165
18238106
2023-12-26

System and method for a temporary protective barrier for floors and stairs during construction and demolition

#166
18138052
2023-11-14

System and method for a temporary protective barrier for floors and stairs during construction and demolition

#167
17087426
2023-04-25

Catch mat

#168
15985209
2019-07-02

Containment sheeting mounting system

#169
15351804
2018-01-02

Wall protection supports

#170
14745369
2017-03-21

Temporary portable abatement, remediation, demolition, and remodeling door

#171
14597641
2017-05-30

Pole mount and methods of installation and application