E04F21/1805 - CPC Classification Index

ClassID:

131216 ⎘

E04F21/1805 - CPC Classification

Classification description:

Implements for finishing work on buildings for setting wall or ceiling slabs or plates Ceiling panel lifting devices

Sub-classes:

E04F21/1811 » {with hand-driven crank systems, e.g. rope, cable or chain winding or rack-and-pinion mechanisms } 18
E04F21/1816 » {fluid pressure-operated } 7
E04F21/1822 » {with pivotally mounted arms} 23
E04F21/1827 » {Lazy-tongs mechanisms} 1
E04F21/1833 » {spring-force actuated} 3

Recent Application in this class:

20210268666

2021-09-02

End effector and member mounting method

20210198906

2021-07-01

Drywall Installation Support Apparatus

20210198905

2021-07-01

Method and system for automatically levelling dropped ceilings, floating floors, pipes or cable trays

20210198904

2021-07-01

User Attachable Overhead Panel Support Device

20210053447

2021-02-25

Photovoltaic panel mounting system for a vehicle

20190234065

2019-08-01

Building module with pourable foam and cable

20180320391

2018-11-08

Panel Hoist

20180274248

2018-09-27

Rolling base for a telescopic mast of a plate-lifting apparatus, apparatus equipped with this base, and implementation method

20170051518

2017-02-23

Automated gypsum board installation machine

#10

20160076261

2016-03-17

Drywall installation tool and a method for its use

#11

20160010790

2016-01-14

Adjustable support

#12

20140053498

2014-02-27

DRYWALL CEILING DEVICE

#13

20140013703

2014-01-16

Drywall installation tool and a method for its use

#14

20130152417

2013-06-20

Sprinkler drop ruler

#15

20130075560

2013-03-28

Plate carrier for plate fixing device

#16

20130075559

2013-03-28

Plate carrier for plate fixing device

#17

20100038513

2010-02-18

Drywall buddy bar

#18

20090278016

2009-11-12

Flexpole support apparatus

#19

20090026335

2009-01-29

Sheeting goods installation support

#20

20070170672

2007-07-26

Storage apparatus

#21

20070102614

2007-05-10

Sheeting goods installation support

#22

20060117679

2006-06-08

Apparatus for installing ceiling wallboard

#23

20060045615

2006-03-02

Connecting structure for panel lift device

#24

19213545

2025-08-26

Acoustic tile installation tool

#25

16448603

2021-11-30

Multi-use support stand

#26

15240795

2017-05-30

Extendable window prop

#27

15178317

2017-09-12

Sheetrock lifting device