ClassID:

130885

E04F11/116 - CPC Classification

Classification description:

Stairways, ramps, or like structures ; Balustrades; Handrails; Stairways; Layouts thereof; Treads of stone, concrete or like material or with an upper layer of stone or stone like material, e.g. ceramics, concrete; of glass or with an upper layer of glass

Recent Application in this class:
#1
20230212860
2023-07-06

METHOD FOR PRODUCING A STRUCTURAL ELEMENT, AND A STAIRCASE AND A STRUCTURAL ELEMENT AND A STAIRCASE WHICH HAVE BEEN PRODUCED ACCORDING TO THIS METHOD

#2
20220259864
2022-08-18

Fully-assembled staircase system and assembly method

#3
20200032520
2020-01-30

STAIRCASE PRODUCED BY 3D PRINTING OF A CEMENTITIOUS MATERIAL

#4
20190338529
2019-11-07

Modular stair system

#5
20180274241
2018-09-27

COMPOSITE PRE-CAST CONCRETE STAIR TREADS AND LANDINGS

#6
20180016795
2018-01-18

Modular precast concrete steps

#7
20170234014
2017-08-17

Modular precast concrete steps

#8
20170145698
2017-05-25

STAIR TREAD AND IMPROVED METHOD OF BUILDING A STAIRWAY

#9
20140360112
2014-12-11

Stair nosing assembly

#10
20140157691
2014-06-12

Patio, porch or walkway assembly incorporating a plurality of blocks and including any combination of pre-cast and exposed surfaced patterns, interiorly supported heating pads and LED effect lighting

#11
20130119043
2013-05-16

Interlocking heated patio stones and system

#12
20120204502
2012-08-16

Stair nosing assembly

#13
20090249714
2009-10-08

Precast concrete modular stairwell tower

#14
20080115429
2008-05-22

Pre-cast monolithic concrete stair with dual edge beams, method and mold

#15
20080010916
2008-01-17

Staircase and nosing therefor

#16
20070261324
2007-11-15

Precast stair tread with bolts

#17
20070137123
2007-06-21

Staircase block and staircase construction method using the staircase block

#18
20060179792
2006-08-17

Modular stone surfacing system with field adjustable components for different applications

#19
20060179791
2006-08-17

Modular stone surfacing system of block-cut seamless pieces

#20
20060048465
2006-03-09

Modular deck structure

#21
16383060
2020-04-07

Landscaping structure

#22
14877042
2017-02-28

Stair tread and improved method of building a stairway

#23
14641102
2016-05-24

Step-block precast stair

#24
14558461
2015-10-27

Stair tread