ClassID:

131130

E04F17/005 - CPC Classification

Classification description:

Vertical ducts; Channels, e.g. for drainage Lift shafts

Recent Application in this class:
#1
20240392553
2024-11-28

WATERPROOF ELEVATOR PIT FLOOR AND METHOD OF INSTALLING SAME

#2
20240391738
2024-11-28

METHOD FOR CREATING AN ELEVATOR SHAFT OF AN ELEVATOR SYSTEM

#3
20240228232
2024-07-11

Component composed assembly of steel structure for lifting equipment

#4
20230265664
2023-08-24

ELEVATOR TRENCH DRAIN

#5
20230211981
2023-07-06

METHOD FOR CONSTRUCTING AN ELEVATOR, AND ELEVATOR

#6
20220307254
2022-09-29

Waterproof elevator pit floor and method of installing same

#7
20220024723
2022-01-27

Method for constructing elevator and elevator

#8
20210331893
2021-10-28

FIRE PROTECTION DEVICE FOR AN ELEVATOR SYSTEM

#9
20210269282
2021-09-02

Composite assembly of the steel structure for lifting equipment

#10
20210230886
2021-07-29

Elevator trench drain

#11
20200331728
2020-10-22

Elevator core structure that can be pre-constructed and method for preconstructing elevator core using same

#12
20200299982
2020-09-24

METHOD FOR RETROFITTING A BUILDING USING A LIFT SYSTEM AND COMPONENT KIT FOR PERFORMING THE METHOD

#13
20200217087
2020-07-09

ELEVATOR SYSTEM

#14
20200173179
2020-06-04

Elevator trench drain

#15
20190323245
2019-10-24

Method for modernizing a building and structure with an elevator system constructed in a building

#16
20190169860
2019-06-06

Elevator trench drain

#17
20180073246
2018-03-15

Shaftwall system using folded panels, and panel

#18
20170356195
2017-12-14

Elevator trench drain

#19
20150113892
2015-04-30

Modular building system for constructing multi-story buildings

#20
20120168263
2012-07-05

Elevator liner apparatus and utilization method thereof

#21
20120110928
2012-05-10

Modular building system for constructing multi-story buildings

#22
20120073214
2012-03-29

Elevator Having a Modularized Framework

#23
20120037459
2012-02-16

Tractive device for an elevator system

#24
20110266413
2011-11-03

Well carcass for an elevator installation

#25
20110232226
2011-09-29

Stanchion for a well carcass of an elevator installation

#26
20070181374
2007-08-09

Elevator shaft

#27
15203509
2017-12-26

Modular elevator shaft assembly and method for making the same